JP2009167104A - Phenyl 5-thio glycoside compound - Google Patents
Phenyl 5-thio glycoside compound Download PDFInfo
- Publication number
- JP2009167104A JP2009167104A JP2006128680A JP2006128680A JP2009167104A JP 2009167104 A JP2009167104 A JP 2009167104A JP 2006128680 A JP2006128680 A JP 2006128680A JP 2006128680 A JP2006128680 A JP 2006128680A JP 2009167104 A JP2009167104 A JP 2009167104A
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- JP
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- Prior art keywords
- mmol
- phenyl
- group
- methyl
- compound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 title claims abstract description 21
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 10
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 7
- 108091006277 SLC5A1 Proteins 0.000 claims abstract 2
- 102000058090 Sodium-Glucose Transporter 1 Human genes 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 105
- 102100029795 Sodium-dependent glucose transporter 1 Human genes 0.000 claims description 17
- 101710181093 Sodium-dependent glucose transporter 1 Proteins 0.000 claims description 17
- 206010012601 diabetes mellitus Diseases 0.000 claims description 12
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 8
- 239000004480 active ingredient Substances 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 6
- 125000004043 oxo group Chemical group O=* 0.000 claims description 4
- 125000004076 pyridyl group Chemical group 0.000 claims description 4
- 229940124597 therapeutic agent Drugs 0.000 claims description 4
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 claims description 3
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 3
- 239000003112 inhibitor Substances 0.000 claims description 3
- 125000003161 (C1-C6) alkylene group Chemical group 0.000 claims description 2
- 125000006590 (C2-C6) alkenylene group Chemical group 0.000 claims description 2
- 125000006272 (C3-C7) cycloalkyl group Chemical group 0.000 claims description 2
- 230000000069 prophylactic effect Effects 0.000 claims 1
- 208000002705 Glucose Intolerance Diseases 0.000 abstract description 13
- 201000009104 prediabetes syndrome Diseases 0.000 abstract description 13
- 230000002401 inhibitory effect Effects 0.000 abstract description 8
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 abstract description 7
- 239000008103 glucose Substances 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 125000000217 alkyl group Chemical group 0.000 abstract description 5
- 210000001035 gastrointestinal tract Anatomy 0.000 abstract description 2
- 150000004677 hydrates Chemical class 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 138
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 96
- 239000000243 solution Substances 0.000 description 70
- -1 phenyl 5-thio-β-D-glucopyranoside compound Chemical class 0.000 description 64
- 230000015572 biosynthetic process Effects 0.000 description 56
- 238000003786 synthesis reaction Methods 0.000 description 56
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 46
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 38
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical class CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 37
- 238000006243 chemical reaction Methods 0.000 description 37
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 36
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 33
- 238000005160 1H NMR spectroscopy Methods 0.000 description 32
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 32
- 239000000203 mixture Substances 0.000 description 32
- 239000002904 solvent Substances 0.000 description 30
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 29
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 230000002829 reductive effect Effects 0.000 description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 26
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 22
- 239000011734 sodium Substances 0.000 description 22
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 22
- 238000010898 silica gel chromatography Methods 0.000 description 21
- 238000005481 NMR spectroscopy Methods 0.000 description 19
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 18
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 15
- 229910052763 palladium Inorganic materials 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- 239000011541 reaction mixture Substances 0.000 description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- YNESATAKKCNGOF-UHFFFAOYSA-N lithium bis(trimethylsilyl)amide Chemical compound [Li+].C[Si](C)(C)[N-][Si](C)(C)C YNESATAKKCNGOF-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 239000012044 organic layer Substances 0.000 description 12
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 12
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 11
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 11
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 9
- 235000011089 carbon dioxide Nutrition 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- VVWRJUBEIPHGQF-UHFFFAOYSA-N propan-2-yl n-propan-2-yloxycarbonyliminocarbamate Chemical compound CC(C)OC(=O)N=NC(=O)OC(C)C VVWRJUBEIPHGQF-UHFFFAOYSA-N 0.000 description 9
- NXLNNXIXOYSCMB-UHFFFAOYSA-N (4-nitrophenyl) carbonochloridate Chemical compound [O-][N+](=O)C1=CC=C(OC(Cl)=O)C=C1 NXLNNXIXOYSCMB-UHFFFAOYSA-N 0.000 description 8
- RIZBLVRXRWHLFA-UHFFFAOYSA-N 3,5-dimethoxytoluene Chemical compound COC1=CC(C)=CC(OC)=C1 RIZBLVRXRWHLFA-UHFFFAOYSA-N 0.000 description 8
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 8
- IBYSJIRYGCFMFO-UHFFFAOYSA-N CC1=CC(=CC(=C1CC2=CC=C(C=C2)[N+](=O)[O-])O)OC Chemical compound CC1=CC(=CC(=C1CC2=CC=C(C=C2)[N+](=O)[O-])O)OC IBYSJIRYGCFMFO-UHFFFAOYSA-N 0.000 description 8
- 239000002585 base Substances 0.000 description 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 210000000813 small intestine Anatomy 0.000 description 7
- 125000000981 3-amino-3-oxopropyl group Chemical group [H]C([*])([H])C([H])([H])C(=O)N([H])[H] 0.000 description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- IJJLRUSZMLMXCN-SLPGGIOYSA-N (2r,3r,4s,5r)-2,3,4,6-tetrahydroxy-5-sulfanylhexanal Chemical class OC[C@@H](S)[C@@H](O)[C@H](O)[C@@H](O)C=O IJJLRUSZMLMXCN-SLPGGIOYSA-N 0.000 description 5
- SKDHHIUENRGTHK-UHFFFAOYSA-N 4-nitrobenzoyl chloride Chemical compound [O-][N+](=O)C1=CC=C(C(Cl)=O)C=C1 SKDHHIUENRGTHK-UHFFFAOYSA-N 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 101000716688 Homo sapiens Sodium/glucose cotransporter 1 Proteins 0.000 description 5
- 101000716682 Homo sapiens Sodium/glucose cotransporter 2 Proteins 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 5
- 239000000872 buffer Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 102000052194 human SLC5A1 Human genes 0.000 description 5
- 102000052543 human SLC5A2 Human genes 0.000 description 5
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 description 5
- GQHTUMJGOHRCHB-UHFFFAOYSA-N 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine Chemical compound C1CCCCN2CCCN=C21 GQHTUMJGOHRCHB-UHFFFAOYSA-N 0.000 description 4
- YCWRFIYBUQBHJI-UHFFFAOYSA-N 2-(4-aminophenyl)acetonitrile Chemical group NC1=CC=C(CC#N)C=C1 YCWRFIYBUQBHJI-UHFFFAOYSA-N 0.000 description 4
- FPQQSJJWHUJYPU-UHFFFAOYSA-N 3-(dimethylamino)propyliminomethylidene-ethylazanium;chloride Chemical compound Cl.CCN=C=NCCCN(C)C FPQQSJJWHUJYPU-UHFFFAOYSA-N 0.000 description 4
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 4
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 108091006269 SLC5A2 Proteins 0.000 description 4
- 102000058081 Sodium-Glucose Transporter 2 Human genes 0.000 description 4
- 230000009102 absorption Effects 0.000 description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 230000037396 body weight Effects 0.000 description 4
- FJDQFPXHSGXQBY-UHFFFAOYSA-L caesium carbonate Chemical compound [Cs+].[Cs+].[O-]C([O-])=O FJDQFPXHSGXQBY-UHFFFAOYSA-L 0.000 description 4
- 229910000024 caesium carbonate Inorganic materials 0.000 description 4
- 239000002274 desiccant Substances 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- JKMHFZQWWAIEOD-UHFFFAOYSA-N 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid Chemical compound OCC[NH+]1CCN(CCS([O-])(=O)=O)CC1 JKMHFZQWWAIEOD-UHFFFAOYSA-N 0.000 description 3
- 239000001763 2-hydroxyethyl(trimethyl)azanium Substances 0.000 description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- HEXQVDXDVUNDJD-UHFFFAOYSA-N CC1=CC(=C(C(=C1)O)CC2=CC=C(C=C2)[N+](=O)[O-])C Chemical compound CC1=CC(=C(C(=C1)O)CC2=CC=C(C=C2)[N+](=O)[O-])C HEXQVDXDVUNDJD-UHFFFAOYSA-N 0.000 description 3
- 235000019743 Choline chloride Nutrition 0.000 description 3
- 239000007995 HEPES buffer Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- 238000006751 Mitsunobu reaction Methods 0.000 description 3
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 3
- BZGHTCWXQJEQFJ-UHFFFAOYSA-N OC1=C(C(=CC(=C1)C)C)C(=O)C1=CC=C(C=C1)[N+](=O)[O-] Chemical compound OC1=C(C(=CC(=C1)C)C)C(=O)C1=CC=C(C=C1)[N+](=O)[O-] BZGHTCWXQJEQFJ-UHFFFAOYSA-N 0.000 description 3
- 239000007983 Tris buffer Substances 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- PVEOYINWKBTPIZ-UHFFFAOYSA-N but-3-enoic acid Chemical compound OC(=O)CC=C PVEOYINWKBTPIZ-UHFFFAOYSA-N 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- SGMZJAMFUVOLNK-UHFFFAOYSA-M choline chloride Chemical compound [Cl-].C[N+](C)(C)CCO SGMZJAMFUVOLNK-UHFFFAOYSA-M 0.000 description 3
- 229960003178 choline chloride Drugs 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- FAMRKDQNMBBFBR-BQYQJAHWSA-N diethyl azodicarboxylate Substances CCOC(=O)\N=N\C(=O)OCC FAMRKDQNMBBFBR-BQYQJAHWSA-N 0.000 description 3
- FAMRKDQNMBBFBR-UHFFFAOYSA-N ethyl n-ethoxycarbonyliminocarbamate Chemical compound CCOC(=O)N=NC(=O)OCC FAMRKDQNMBBFBR-UHFFFAOYSA-N 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 210000003734 kidney Anatomy 0.000 description 3
- HOVAGTYPODGVJG-UHFFFAOYSA-N methyl beta-galactoside Natural products COC1OC(CO)C(O)C(O)C1O HOVAGTYPODGVJG-UHFFFAOYSA-N 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- NXJCBFBQEVOTOW-UHFFFAOYSA-L palladium(2+);dihydroxide Chemical compound O[Pd]O NXJCBFBQEVOTOW-UHFFFAOYSA-L 0.000 description 3
- 150000002989 phenols Chemical class 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000003449 preventive effect Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 3
- 208000001072 type 2 diabetes mellitus Diseases 0.000 description 3
- SZUVGFMDDVSKSI-WIFOCOSTSA-N (1s,2s,3s,5r)-1-(carboxymethyl)-3,5-bis[(4-phenoxyphenyl)methyl-propylcarbamoyl]cyclopentane-1,2-dicarboxylic acid Chemical compound O=C([C@@H]1[C@@H]([C@](CC(O)=O)([C@H](C(=O)N(CCC)CC=2C=CC(OC=3C=CC=CC=3)=CC=2)C1)C(O)=O)C(O)=O)N(CCC)CC(C=C1)=CC=C1OC1=CC=CC=C1 SZUVGFMDDVSKSI-WIFOCOSTSA-N 0.000 description 2
- UQLWKAVEWDUEQN-UHFFFAOYSA-N (2,4-dimethoxy-6-methylphenyl)-(4-nitrophenyl)methanone Chemical compound COC1=CC(OC)=CC(C)=C1C(=O)C1=CC=C([N+]([O-])=O)C=C1 UQLWKAVEWDUEQN-UHFFFAOYSA-N 0.000 description 2
- HSVPQSQPHHVITQ-UHFFFAOYSA-N (3,5-dimethylphenyl) 4-nitrobenzoate Chemical compound CC1=CC(C)=CC(OC(=O)C=2C=CC(=CC=2)[N+]([O-])=O)=C1 HSVPQSQPHHVITQ-UHFFFAOYSA-N 0.000 description 2
- WIBCITOJDNRTAD-UHFFFAOYSA-N (3-methylphenyl) 4-nitrobenzoate Chemical compound CC1=CC=CC(OC(=O)C=2C=CC(=CC=2)[N+]([O-])=O)=C1 WIBCITOJDNRTAD-UHFFFAOYSA-N 0.000 description 2
- IWZSHWBGHQBIML-ZGGLMWTQSA-N (3S,8S,10R,13S,14S,17S)-17-isoquinolin-7-yl-N,N,10,13-tetramethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-amine Chemical compound CN(C)[C@H]1CC[C@]2(C)C3CC[C@@]4(C)[C@@H](CC[C@@H]4c4ccc5ccncc5c4)[C@@H]3CC=C2C1 IWZSHWBGHQBIML-ZGGLMWTQSA-N 0.000 description 2
- LMDZBCPBFSXMTL-UHFFFAOYSA-N 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide Substances CCN=C=NCCCN(C)C LMDZBCPBFSXMTL-UHFFFAOYSA-N 0.000 description 2
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- YSUIQYOGTINQIN-UZFYAQMZSA-N 2-amino-9-[(1S,6R,8R,9S,10R,15R,17R,18R)-8-(6-aminopurin-9-yl)-9,18-difluoro-3,12-dihydroxy-3,12-bis(sulfanylidene)-2,4,7,11,13,16-hexaoxa-3lambda5,12lambda5-diphosphatricyclo[13.2.1.06,10]octadecan-17-yl]-1H-purin-6-one Chemical compound NC1=NC2=C(N=CN2[C@@H]2O[C@@H]3COP(S)(=O)O[C@@H]4[C@@H](COP(S)(=O)O[C@@H]2[C@@H]3F)O[C@H]([C@H]4F)N2C=NC3=C2N=CN=C3N)C(=O)N1 YSUIQYOGTINQIN-UZFYAQMZSA-N 0.000 description 2
- TVTJUIAKQFIXCE-HUKYDQBMSA-N 2-amino-9-[(2R,3S,4S,5R)-4-fluoro-3-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-7-prop-2-ynyl-1H-purine-6,8-dione Chemical compound NC=1NC(C=2N(C(N(C=2N=1)[C@@H]1O[C@@H]([C@H]([C@H]1O)F)CO)=O)CC#C)=O TVTJUIAKQFIXCE-HUKYDQBMSA-N 0.000 description 2
- TUAMRELNJMMDMT-UHFFFAOYSA-N 3,5-xylenol Chemical compound CC1=CC(C)=CC(O)=C1 TUAMRELNJMMDMT-UHFFFAOYSA-N 0.000 description 2
- QBWKPGNFQQJGFY-QLFBSQMISA-N 3-[(1r)-1-[(2r,6s)-2,6-dimethylmorpholin-4-yl]ethyl]-n-[6-methyl-3-(1h-pyrazol-4-yl)imidazo[1,2-a]pyrazin-8-yl]-1,2-thiazol-5-amine Chemical compound N1([C@H](C)C2=NSC(NC=3C4=NC=C(N4C=C(C)N=3)C3=CNN=C3)=C2)C[C@H](C)O[C@H](C)C1 QBWKPGNFQQJGFY-QLFBSQMISA-N 0.000 description 2
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- JYTUSYBCFIZPBE-AMTLMPIISA-N lactobionic acid Chemical compound OC(=O)[C@H](O)[C@@H](O)[C@@H]([C@H](O)CO)O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O)[C@H]1O JYTUSYBCFIZPBE-AMTLMPIISA-N 0.000 description 1
- 229960001021 lactose monohydrate Drugs 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 229940049920 malate Drugs 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- OQJBFFCUFALWQL-UHFFFAOYSA-N n-(piperidine-1-carbonylimino)piperidine-1-carboxamide Chemical compound C1CCCCN1C(=O)N=NC(=O)N1CCCCC1 OQJBFFCUFALWQL-UHFFFAOYSA-N 0.000 description 1
- 125000006606 n-butoxy group Chemical group 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 125000006501 nitrophenyl group Chemical group 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 125000005476 oxopyrrolidinyl group Chemical group 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- JRTYPQGPARWINR-UHFFFAOYSA-N palladium platinum Chemical compound [Pd].[Pt] JRTYPQGPARWINR-UHFFFAOYSA-N 0.000 description 1
- LXNAVEXFUKBNMK-UHFFFAOYSA-N palladium(II) acetate Substances [Pd].CC(O)=O.CC(O)=O LXNAVEXFUKBNMK-UHFFFAOYSA-N 0.000 description 1
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 229940075930 picrate Drugs 0.000 description 1
- OXNIZHLAWKMVMX-UHFFFAOYSA-M picrate anion Chemical compound [O-]C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-M 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 125000002572 propoxy group Chemical group [*]OC([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
- 150000003217 pyrazoles Chemical class 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- HDOUGSFASVGDCS-UHFFFAOYSA-N pyridin-3-ylmethanamine Chemical compound NCC1=CC=CN=C1 HDOUGSFASVGDCS-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000030558 renal glucose absorption Effects 0.000 description 1
- 238000010839 reverse transcription Methods 0.000 description 1
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical class O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical class OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000004213 tert-butoxy group Chemical group [H]C([H])([H])C(O*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- QKSQWQOAUQFORH-UHFFFAOYSA-N tert-butyl n-[(2-methylpropan-2-yl)oxycarbonylimino]carbamate Chemical compound CC(C)(C)OC(=O)N=NC(=O)OC(C)(C)C QKSQWQOAUQFORH-UHFFFAOYSA-N 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-M toluene-4-sulfonate Chemical compound CC1=CC=C(S([O-])(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-M 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 1
- UCPYLLCMEDAXFR-UHFFFAOYSA-N triphosgene Chemical compound ClC(Cl)(Cl)OC(=O)OC(Cl)(Cl)Cl UCPYLLCMEDAXFR-UHFFFAOYSA-N 0.000 description 1
- XREXPQGDOPQPAH-QKUPJAQQSA-K trisodium;[(z)-18-[1,3-bis[[(z)-12-sulfonatooxyoctadec-9-enoyl]oxy]propan-2-yloxy]-18-oxooctadec-9-en-7-yl] sulfate Chemical compound [Na+].[Na+].[Na+].CCCCCCC(OS([O-])(=O)=O)C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CC(CCCCCC)OS([O-])(=O)=O)COC(=O)CCCCCCC\C=C/CC(CCCCCC)OS([O-])(=O)=O XREXPQGDOPQPAH-QKUPJAQQSA-K 0.000 description 1
- ZDPHROOEEOARMN-UHFFFAOYSA-N undecanoic acid Chemical compound CCCCCCCCCCC(O)=O ZDPHROOEEOARMN-UHFFFAOYSA-N 0.000 description 1
- 239000011534 wash buffer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/20—Carbocyclic rings
- C07H15/203—Monocyclic carbocyclic rings other than cyclohexane rings; Bicyclic carbocyclic ring systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
Abstract
Description
本発明は、腎臓でのグルコース再吸収に関わるナトリウム依存性グルコース供輸送体1(SGLT1)の阻害活性を有するピラゾリル 5−チオグリコシド化合物に関する。 The present invention relates to a pyrazolyl 5-thioglycoside compound having an inhibitory activity on sodium-dependent glucose transporter 1 (SGLT1) involved in glucose reabsorption in the kidney.
糖尿病に罹患すると、空腹時の血糖値は126mg/dL以上を示す。また、空腹時の血糖値が正常であっても、食事の後に140〜200mg/dLという高い血糖値を示す場合には、耐糖能異常(以下、IGT(impaired glucose tolerance)という。)と診断される。そして、このIGTの状態は、「境界型」と呼ばれ、糖尿病予備群と位置付けられている。この境界型から糖尿病の発症を遅らせることは、心血管障害のリスクを低減させると考えられ、それを示す幾つかの知見が得られている。例えば、1997年に中国で行われたDa Qing IGT and Diabetes Studyでは、ダイエットや運動を行うことでIGTから2型糖尿病への移行を有意に抑制したと報告されている(非特許文献1参照)。また、薬剤治療が有効な例として、糖の加水分解酵素を阻害し、小腸からの糖の吸収を遅延させるα−グルコシダーゼ阻害剤アカルボースを投与すると、IGTから2型糖尿病への移行を抑制し、さらに高血圧の発症も有意に抑制することが報告されている(非特許文献2参照)。 When suffering from diabetes, the fasting blood glucose level is 126 mg / dL or more. Moreover, even if the fasting blood glucose level is normal, if it shows a high blood glucose level of 140 to 200 mg / dL after meal, it is diagnosed as abnormal glucose tolerance (hereinafter referred to as IGT (impaired glucose tolerance)). The This IGT state is called “border type” and is positioned as a diabetic preparatory group. Delaying the onset of diabetes from this borderline type is thought to reduce the risk of cardiovascular disorders, and several findings have been obtained. For example, in Da Qing IGT and Diabetes Study conducted in China in 1997, it was reported that the transition from IGT to type 2 diabetes was significantly suppressed by performing diet and exercise (see Non-Patent Document 1). . In addition, as an effective example of drug treatment, the administration of acarbose, an α-glucosidase inhibitor that inhibits sugar hydrolase and delays sugar absorption from the small intestine, suppresses the transition from IGT to type 2 diabetes, Furthermore, it has been reported that the onset of hypertension is also significantly suppressed (see Non-Patent Document 2).
以上のことから、糖尿病の発症を抑えるには、食事療法、運動及び薬物療法によってIGTをコントロールすることが重要である。 From the above, in order to suppress the onset of diabetes, it is important to control IGT by diet therapy, exercise and drug therapy.
ここで、小腸上皮には高い頻度でナトリウム依存性グルコース共輸送体1(SGLT1)が発現している。このSGLT1は小腸において、ナトリウムに依存し、グルコース又はガラクトースの能動輸送を司っている。そこで、SGLT1活性を阻害し、血糖値の上昇を抑制して、IGTの改善を図るピラゾール誘導体の合成例が報告されている(特許文献1〜6参照)。 Here, sodium-dependent glucose cotransporter 1 (SGLT1) is expressed in the small intestine epithelium at a high frequency. This SGLT1 is dependent on sodium in the small intestine and is responsible for the active transport of glucose or galactose. Then, the synthesis example of the pyrazole derivative which inhibits SGLT1 activity and suppresses the raise of a blood glucose level and aims at improvement of IGT is reported (refer patent documents 1-6).
また、腎臓に高頻度で発現するSGLT2の阻害活性を有するフェニル 5−チオグリコシド誘導体も開示されている(特許文献7参照)。 In addition, a phenyl 5-thioglycoside derivative having an inhibitory activity on SGLT2 that is frequently expressed in the kidney is also disclosed (see Patent Document 7).
しかしながら、選択的にSGLT1活性を阻害するフェニル 5−チオグリコシド誘導体については知られていない。 However, there is no known phenyl 5-thioglycoside derivative that selectively inhibits SGLT1 activity.
本発明は、選択的にSGLT1活性を阻害し、消化管からのグルコース吸収を抑制することで、IGTをコントロールする新規なフェニル 5−チオ−β−D−グルコピラノシド化合物を提供することを課題とする。 An object of the present invention is to provide a novel phenyl 5-thio-β-D-glucopyranoside compound that controls IGT by selectively inhibiting SGLT1 activity and suppressing glucose absorption from the digestive tract. .
本発明者らは前記課題を解決するために鋭意研究した結果、ある種のヒドロキシピラゾール誘導体を5−チオグルコシル化した化合物が、優れたSGLT1活性阻害作用を有することを見出し、本発明を完成するに至った。 As a result of intensive studies to solve the above-mentioned problems, the present inventors have found that a compound obtained by 5-thioglucosylating a certain kind of hydroxypyrazole derivative has an excellent SGLT1 activity inhibitory action, thereby completing the present invention. It came to.
すなわち、本発明は、下記式(I)で表されるフェニル 5−チオグルコシド化合物若しくはその製薬学的に許容される塩又はそれらの水和物である。 That is, the present invention is a phenyl 5-thioglucoside compound represented by the following formula (I), a pharmaceutically acceptable salt thereof, or a hydrate thereof.
[式(I)中、
R1及びR2は、同一又は異なって、水素原子、水酸基、C1-6アルキル基、又はC1-6アルコキシ基を示す。
Zは、−NHSO2フェニル、−NHSO2NH2、−NHC(=NH)NH2、−NHCON(RA)RB(式中、RA及びRBは、同一又は異なって、水素原子、C1-6アルキル基、C3-7シクロアルキル基、又は“水酸基、−CONH2、フェニル基及びピリジル基からなる群より選択される1〜3個の基で置換されたC1-6アルキル基”を示す。)、又は“メチル基及びオキソ基の少なくとも1種で置換された4〜6員へテロシクロアルキル基”、又は−Y−CON(RC)RD(式中、Yは、C1-6アルキレン基又はC2-6アルケニレン基を示し、RC及びRDの一方が“−CONH2で置換されたC1-6アルキル基”を示すとき、他方は水素原子を示す。)を示す。]
[In the formula (I),
R 1 and R 2 are the same or different and each represents a hydrogen atom, a hydroxyl group, a C 1-6 alkyl group, or a C 1-6 alkoxy group.
Z is —NHSO 2 phenyl, —NHSO 2 NH 2 , —NHC (═NH) NH 2 , —NHCON (R A ) R B (wherein, R A and R B are the same or different and represent a hydrogen atom, C 1-6 alkyl, C 3-7 cycloalkyl group, or "hydroxyl, -CONH 2, C 1-6 alkyl substituted with one to three groups selected from the group consisting of phenyl and pyridyl groups Or a “4- to 6-membered heterocycloalkyl group substituted with at least one of a methyl group and an oxo group”, or —Y—CON (R C ) R D (wherein Y represents , C 1-6 alkylene group or C 2-6 alkenylene group, and when one of R C and R D represents “C 1-6 alkyl group substituted with —CONH 2 ”, the other represents a hydrogen atom. .) ]
本発明の他の態様は、前記式(I)で表されるフェニル 5−チオグルコシド化合物若しくはその製薬学的に許容される塩又はそれらの水和物を有効成分として含有することを特徴とするSGLT1活性阻害剤である。 Another aspect of the present invention is characterized in that it comprises a phenyl 5-thioglucoside compound represented by the above formula (I) or a pharmaceutically acceptable salt thereof or a hydrate thereof as an active ingredient. SGLT1 activity inhibitor.
本発明の他の態様は、前記式(I)で表されるフェニル 5−チオグルコシド化合物若しくはその製薬学的に許容される塩又はそれらの水和物を有効成分として含有することを特徴とする糖尿病の予防又は治療剤である。 Another aspect of the present invention is characterized in that it comprises a phenyl 5-thioglucoside compound represented by the above formula (I) or a pharmaceutically acceptable salt thereof or a hydrate thereof as an active ingredient. It is a preventive or therapeutic agent for diabetes.
本発明により、SGLT1活性を選択的に阻害する新規なフェニル 5−チオグルコシド化合物を提供することが可能となった。 According to the present invention, it has become possible to provide a novel phenyl 5-thioglucoside compound that selectively inhibits SGLT1 activity.
本発明において使用する用語を以下に定義する。 The terms used in the present invention are defined below.
「C1-6アルキル基」とは、炭素原子を1−6個有する直鎖状又は分枝状のアルキル基を意味する。例えば、メチル基、エチル基、n−プロピル基、イソプロピル基、n−ブチル基、イソブチル基、tert−ブチル基、sec−ブチル基、n−ペンチル基、n−ヘキシル基が挙げられる。 The “C 1-6 alkyl group” means a linear or branched alkyl group having 1-6 carbon atoms. For example, methyl group, ethyl group, n-propyl group, isopropyl group, n-butyl group, isobutyl group, tert-butyl group, sec-butyl group, n-pentyl group, and n-hexyl group can be mentioned.
「C1-6アルコキシ基」とは、炭素原子を1−6個有する直鎖状又は分枝状のアルコキシ基を意味し、C1-4アルコキシ基が好ましい。C1-4アルコキシ基としては、例えば、メトキシ基、エトキシ基、プロポキシ基、イソプロポキシ基、n−ブトキシ基、イソブトキシ基、tert−ブトキシ基が挙げられる。 The “C 1-6 alkoxy group” means a linear or branched alkoxy group having 1-6 carbon atoms, and a C 1-4 alkoxy group is preferable. Examples of the C 1-4 alkoxy group include methoxy group, ethoxy group, propoxy group, isopropoxy group, n-butoxy group, isobutoxy group, and tert-butoxy group.
「メチル基及びオキソ基の少なくとも1種で置換された4〜6員へテロシクロアルキル基」とは、O、S及びNから選択された1〜2個のヘテロ原子を含有する原子数4〜6個からなるヘテロシクロアルキル基において、その基上の水素原子がメチル基及びオキソ基の少なくとも1種で置換された基である。例えば、2−オキソピロリジニル基、5,5−ジメチル−イミダゾリジン−2,4−ジオン−3−イル基が挙げられる。 “A 4 to 6-membered heterocycloalkyl group substituted with at least one of a methyl group and an oxo group” means an atom having 4 to 2 atoms containing 1 to 2 heteroatoms selected from O, S and N In a 6-heterocycloalkyl group, a hydrogen atom on the group is a group substituted with at least one of a methyl group and an oxo group. Examples thereof include a 2-oxopyrrolidinyl group and a 5,5-dimethyl-imidazolidin-2,4-dione-3-yl group.
「水酸基、−CONH2、フェニル基及びピリジル基からなる群より選択される1〜3個の基で置換されたC1-6アルキル基」とは、その基上の水素原子が1〜3個の水酸基、−CONH2、フェニル基及びピリジル基の少なくとも1種の基によって置換されたアルキル基を示す。例えば、ヒドロキシメチル基、ヒドロキシエチル基、2−ヒドロキシ−1,1−ジメチルエチル基、1,3−ジヒドロキシ−2−メチルプロパン−2−イル基、カルバモイルメチル基、2−カルバモイルエチル基、ベンジル基、フェネチル基、3−ピリジルメチル基が挙げられる。 “C 1-6 alkyl group substituted with 1 to 3 groups selected from the group consisting of hydroxyl group, —CONH 2 , phenyl group and pyridyl group” means 1 to 3 hydrogen atoms on the group. indicating hydroxyl, a -CONH 2, alkyl group substituted by at least one group of the phenyl and pyridyl groups. For example, hydroxymethyl group, hydroxyethyl group, 2-hydroxy-1,1-dimethylethyl group, 1,3-dihydroxy-2-methylpropan-2-yl group, carbamoylmethyl group, 2-carbamoylethyl group, benzyl group , A phenethyl group, and a 3-pyridylmethyl group.
「製薬学的に許容される塩」とは、アルカリ金属類、アルカリ土類金属類、アンモニウム、アルキルアンモニウムなどとの塩、鉱酸又は有機酸との塩であり、例えば、ナトリウム塩、カリウム塩、カルシウム塩、アンモニウム塩、アルミニウム塩、トリエチルアンモニウム塩、酢酸塩、プロピオン酸塩、酪酸塩、ぎ酸塩、トリフルオロ酢酸塩、マレイン酸塩、酒石酸塩、クエン酸塩、ステアリン酸塩、コハク酸塩、エチルコハク酸塩、ラクトビオン酸塩、グルコン酸塩、グルコヘプトン酸塩、安息香酸塩、メタンスルホン酸塩、エタンスルホン酸塩、2−ヒドロキシエタンスルホン酸塩、ベンゼンスルホン酸塩、パラトルエンスルホン酸塩、ラウリル硫酸塩、リンゴ酸塩、アスパラギン酸塩、グルタミン酸塩、アジピン酸塩、システインとの塩、N−アセチルシステインとの塩、塩酸塩、臭化水素酸塩、リン酸塩、硫酸塩、よう化水素酸塩、ニコチン酸塩、シュウ酸塩、ピクリン酸塩、チオシアン酸塩、ウンデカン酸塩、アクリル酸ポリマーとの塩、カルボキシビニルポリマーとの塩などが挙げられる。 “Pharmaceutically acceptable salt” is a salt with an alkali metal, alkaline earth metal, ammonium, alkylammonium, or the like, a salt with a mineral acid or an organic acid, such as a sodium salt or potassium salt. , Calcium salt, ammonium salt, aluminum salt, triethylammonium salt, acetate, propionate, butyrate, formate, trifluoroacetate, maleate, tartrate, citrate, stearate, succinic acid Salt, ethyl succinate, lactobionate, gluconate, glucoheptonate, benzoate, methanesulfonate, ethanesulfonate, 2-hydroxyethanesulfonate, benzenesulfonate, paratoluenesulfonate With, lauryl sulfate, malate, aspartate, glutamate, adipate, cysteine , Salts with N-acetylcysteine, hydrochloride, hydrobromide, phosphate, sulfate, hydroiodide, nicotinate, oxalate, picrate, thiocyanate, undecanoate , Salts with acrylic acid polymers, salts with carboxyvinyl polymers, and the like.
「水和物」とは、本発明の化合物又はその塩の製薬学的に許容される水和物である。本発明の化合物又はその塩は、大気にさらされ、あるいは再結晶することなどにより、水分を吸収し、吸着水がつく場合や、水和物となる場合がある。本発明における水和物には、そのような水和物も含まれる。 “Hydrate” is a pharmaceutically acceptable hydrate of the compound of the present invention or a salt thereof. The compound of the present invention or a salt thereof may be exposed to air or recrystallized to absorb moisture and form adsorbed water, or may become a hydrate. The hydrate in the present invention includes such a hydrate.
以下に、本発明化合物(I)の製造方法を説明する。 Below, the manufacturing method of this invention compound (I) is demonstrated.
製造法1
本発明化合物(I)において、Zが−NHSO2フェニル、−NHSO2NH2、−NHC(=NH)NH2、又は−NHCON(RA)RBである化合物は以下の方法で合成することができる。
ただし、P1、P2、P3及びP4は、アセチル基、ピバロイル基等のC2-6アルカノイル基又はベンゾイル基を示し、その他の記号は前記と同義である。
Manufacturing method 1
In the present invention the compound (I), Z is -NHSO 2 phenyl, -NHSO 2 NH 2, -NHC ( = NH) NH 2, or -NHCON (R A) compound is R B be synthesized by the following method Can do.
However, P 1, P 2, P 3 and P 4 represents an acetyl group, C 2-6 alkanoyl group or a benzoyl group such as pivaloyl group, and other symbols are as defined above.
ここに、フェノール誘導体(IIa)は、国際公開WO2004/050122号に準拠して合成することができる。5−チオグルコース誘導体(III)は、国際公開WO2004/014931号に準拠して合成することができる。 Here, the phenol derivative (IIa) can be synthesized in accordance with International Publication WO 2004/050122. The 5-thioglucose derivative (III) can be synthesized in accordance with International Publication WO 2004/014931.
(1)工程1(光延反応)
光延反応(国際公開WO2004/089966号)によって、フェノール誘導体(IIa)と5−チオグルコース誘導体(III)からフェニル 5−チオ−β−D−グルコシド誘導体(IVa)を選択的に製造することができる。この反応における試薬として必要なホスフィン類の例としては、トリフェニルホスフィン、トリ−n−ブチルホスフィン、トリ−t−ブチルホスフィン、トリストリルホスフィンやジフェニル−2−ピリジルホスフィンが挙げられる。中でもトリフェニルホスフィン、ジフェニル−2−ピリジルホスフィンが好ましく、トリフェニルホスフィンがより好ましい。
(1) Step 1 (Mitsunobu reaction)
Phenyl 5-thio-β-D-glucoside derivative (IVa) can be selectively produced from phenol derivative (IIa) and 5-thioglucose derivative (III) by Mitsunobu reaction (International Publication WO2004 / 089966). . Examples of phosphines necessary as reagents in this reaction include triphenylphosphine, tri-n-butylphosphine, tri-t-butylphosphine, tristolylphosphine, and diphenyl-2-pyridylphosphine. Of these, triphenylphosphine and diphenyl-2-pyridylphosphine are preferable, and triphenylphosphine is more preferable.
アゾ試薬の例としては、ジエチルアゾジカルボキシレート、ジイソプロピルアゾジカルボキシレートやジ−tert−ブチルアゾジカルボキシレート、1,1’−アゾビス(N,N−ジメチルホルムアミド)や1,1’−(アゾジカルボニル)ジピペリジンを用いることができる。中でも、ジエチルアゾジカルボキシレート(DEAD)、ジイソプロピルアゾジカルボキシレートが好ましい。 Examples of the azo reagent include diethyl azodicarboxylate, diisopropyl azodicarboxylate, di-tert-butyl azodicarboxylate, 1,1′-azobis (N, N-dimethylformamide), 1,1 ′-( Azodicarbonyl) dipiperidine can be used. Of these, diethyl azodicarboxylate (DEAD) and diisopropyl azodicarboxylate are preferable.
本反応に用いる溶媒はテトラヒドロフラン、ジオキサン、トルエン、ジクロロメタン、クロロホルム、アセトニトリル、酢酸エチル、ジメチルスルホキシド、N,N−ジメチルホルムアミド等であり、好ましくはテトラヒドロフラン、トルエンである。 The solvent used in this reaction is tetrahydrofuran, dioxane, toluene, dichloromethane, chloroform, acetonitrile, ethyl acetate, dimethyl sulfoxide, N, N-dimethylformamide, or the like, preferably tetrahydrofuran or toluene.
反応温度は−20℃から室温が好ましく、−5℃から+5℃がより好ましい。 The reaction temperature is preferably -20 ° C to room temperature, more preferably -5 ° C to + 5 ° C.
(2)工程2(ニトロ基の還元)
上記で得られた化合物(IVa)をパラジウム活性炭、水酸化パラジウム、又は白金−パラジウム活性炭等の触媒を用いて水素雰囲気下にて接触水素添加することによりニトロ基をアミノ基に変換し、化合物(IVb)が得られる。中でもパラジウム活性炭、水酸化パラジウムが触媒として好ましい。この反応に使用する溶媒としては、メタノール、エタノール、イソプロパノール、酢酸エチル、酢酸等が挙げられる。反応温度は室温から還流温度であるが、室温が好ましい。
(2) Step 2 (Reduction of nitro group)
The compound (IVa) obtained above is converted to an amino group by catalytic hydrogenation under a hydrogen atmosphere using a catalyst such as palladium activated carbon, palladium hydroxide, or platinum-palladium activated carbon. IVb) is obtained. Of these, palladium activated carbon and palladium hydroxide are preferred as the catalyst. Examples of the solvent used in this reaction include methanol, ethanol, isopropanol, ethyl acetate, acetic acid and the like. The reaction temperature is from room temperature to reflux temperature, but room temperature is preferred.
また、塩化スズ(II)1水和物、塩化アンモニウムの存在下、鉄を用いることもできる。この反応に使用する溶媒としては、メタノール、エタノール、イソプロパノール等が挙げられる。反応温度は室温から還流温度である。 Further, iron can also be used in the presence of tin (II) chloride monohydrate and ammonium chloride. Examples of the solvent used for this reaction include methanol, ethanol, isopropanol and the like. The reaction temperature is from room temperature to reflux temperature.
引き続いて、化合物(IVb)を中間体として以下に示す方法で本発明化合物(I)を製造することができる。 Subsequently, the compound (I) of the present invention can be produced by the following method using the compound (IVb) as an intermediate.
REはベンジルオキシカルボニル基又はt−ブトキシカルボニル基を示し、その他の記号は前記と同義である。 R E represents a benzyloxycarbonyl group or a t-butoxycarbonyl group, and other symbols are as defined above.
(3)工程3(スルホニル基の導入)
化合物(IVb)から適当な塩基の存在下、フェニルスルホニルクロリド又はイソシアン酸クロロスルホニルを用い、化合物(IVc)又は(IVd)に誘導することができる。適当な塩基としては、トリエチルアミン、N−エチル−N,N−ジイソプロピルアミン、ピリジン、DBU、炭酸カリウム、炭酸カルシウム、炭酸セシウム等が挙げられる。また、使用する溶媒としては、クロロホルム、ジクロロメタン、ジエチルエーテル、テトラヒドロフラン、N,N−ジメチルホルムアミド、アセトニトリル、酢酸エチル等、又はそれらの混合溶媒が挙げられる。反応温度は0℃から還流温度である。
(3) Step 3 (Introduction of sulfonyl group)
It can be derived from compound (IVb) to compound (IVc) or (IVd) using phenylsulfonyl chloride or chlorosulfonyl isocyanate in the presence of a suitable base. Suitable bases include triethylamine, N-ethyl-N, N-diisopropylamine, pyridine, DBU, potassium carbonate, calcium carbonate, cesium carbonate and the like. In addition, examples of the solvent to be used include chloroform, dichloromethane, diethyl ether, tetrahydrofuran, N, N-dimethylformamide, acetonitrile, ethyl acetate, and the like, or a mixed solvent thereof. The reaction temperature is from 0 ° C. to reflux temperature.
(4)工程4(グアニジノ基の導入)
化合物(IVb)からグアニジノ化試薬Vを用いて化合物(IVe)に誘導することができる。この反応に使用する溶媒としては、テトラヒドロフラン、N,N−ジメチルホルムアミド、メタノール、エタノール、イソプロパノール、酢酸エチル、トルエン等が挙げられる。反応温度は室温から還流温度である。
(4) Step 4 (Introduction of guanidino group)
Compound (IVe) can be derived from compound (IVb) using guanidinating reagent V. Examples of the solvent used in this reaction include tetrahydrofuran, N, N-dimethylformamide, methanol, ethanol, isopropanol, ethyl acetate, toluene and the like. The reaction temperature is from room temperature to reflux temperature.
(5)工程5(ウレイド基の構築)
化合物(IVb)から適当な塩基の存在下、p−ニトロフェニルクロロホルメートやトリホスゲンを用いて、アミンRARBNHと縮合することにより、化合物(IVf)に誘導することができる。適当な塩基としては、トリエチルアミン、N−エチル−N,N−ジイソプロピルアミン、ピリジン、DBU、炭酸カリウム、炭酸カルシウム、炭酸セシウム等が挙げられる。また、使用する溶媒としては、クロロホルム、ジクロロメタン、ジエチルエーテル、テトラヒドロフラン、N,N−ジメチルホルムアミド、アセトニトリル、酢酸エチル等が挙げられる。反応温度は0℃から還流温度である。
(5) Step 5 (construction of ureido group)
Compound (IVb) can be derived from compound (IVb) by condensation with amine R A R B NH using p-nitrophenyl chloroformate or triphosgene in the presence of a suitable base. Suitable bases include triethylamine, N-ethyl-N, N-diisopropylamine, pyridine, DBU, potassium carbonate, calcium carbonate, cesium carbonate and the like. Examples of the solvent to be used include chloroform, dichloromethane, diethyl ether, tetrahydrofuran, N, N-dimethylformamide, acetonitrile, ethyl acetate and the like. The reaction temperature is from 0 ° C. to reflux temperature.
(6)工程6(P1、P2、P3、P4及びREの脱保護)
5−チオグルコースの保護基を適当な塩基を用いて除去し、本発明化合物(I)が得られる。この反応に使用する塩基として、ナトリウムメトキシド、水酸化ナトリウム、水酸化リチウム、炭酸カリウム、炭酸セシウム、トリエチルアミン等を用いることができる。反応に適当な溶媒はメタノール、エタノール、水又はこれらの混合溶媒である。反応温度は0℃から室温であり、室温が好ましい。
(6) Step 6 (P 1, P 2, P 3, deprotection of P 4 and R E)
The protecting group of 5-thioglucose is removed using a suitable base to obtain the compound (I) of the present invention. As the base used in this reaction, sodium methoxide, sodium hydroxide, lithium hydroxide, potassium carbonate, cesium carbonate, triethylamine, or the like can be used. Suitable solvents for the reaction are methanol, ethanol, water or a mixed solvent thereof. The reaction temperature is from 0 ° C. to room temperature, preferably room temperature.
また、グアニジノ基の保護基REがベンジルオキシカルボニル基である場合は、製造法1に記載された接触水素添加にて除去することもできる。このときの好ましい触媒は水酸化パラジウムである。 Further, when the protecting group R E of the guanidino group is a benzyloxycarbonyl group, it can be removed by catalytic hydrogenation described in Production Method 1. A preferred catalyst at this time is palladium hydroxide.
製造法2
本発明の化合物(I)において、Zが−Y−CON(RC)RDである化合物は以下の方法で合成できる。
ただし、Y1は単結合又はC1-4アルキニル基を示し、その他の記号は前記と同義である。
Manufacturing method 2
In the compound (I) of the present invention, a compound in which Z is —Y—CON (R C ) R D can be synthesized by the following method.
Y 1 represents a single bond or a C 1-4 alkynyl group, and other symbols are as defined above.
まず、製造法1の工程1に示した光延反応により、フェノール誘導体(IIb)から化合物(IVg)を合成することができる。 First, the compound (IVg) can be synthesized from the phenol derivative (IIb) by the Mitsunobu reaction shown in Step 1 of Production Method 1.
(7)工程7(Heck反応)
化合物(IVg)とオレフィン酢酸(VI)をパラジウム触媒とホスフィンリガンド、及び適当な塩基の存在下、Heck反応を行うことにより化合物(IVh)を合成することができる。このとき用いるパラジウム触媒としては、酢酸パラジウム、テトラキストリフェニルホスフィンパラジウム、ジベンジリデンアセトンパラジウム、ビストリフェニルホスフィンパラジウムクロリド、パラジウム活性炭等が挙げられる。ホスフィンリガンドとしてはトリフェニルホスフィンやトリス(2−メチルフェニル)ホスフィン等が挙げられる。また、塩基にはトリエチルアミン、N−エチル−N,N−ジイソプロピルアミン、炭酸カリウム、炭酸カルシウム、炭酸セシウム、カリウムt−ブトキシド等が用いられる。反応に用いられる溶媒としては、アセトニトリル、トルエン、テトラヒドロフラン等が挙げられる。反応温度は0℃から還流温度であるが、マイクロウェーブを用いることもある。
(7) Step 7 (Heck reaction)
Compound (IVh) can be synthesized by subjecting compound (IVg) and olefin acetic acid (VI) to Heck reaction in the presence of a palladium catalyst, a phosphine ligand, and a suitable base. Examples of the palladium catalyst used at this time include palladium acetate, tetrakistriphenylphosphine palladium, dibenzylideneacetone palladium, bistriphenylphosphine palladium chloride, and palladium activated carbon. Examples of the phosphine ligand include triphenylphosphine and tris (2-methylphenyl) phosphine. As the base, triethylamine, N-ethyl-N, N-diisopropylamine, potassium carbonate, calcium carbonate, cesium carbonate, potassium t-butoxide and the like are used. Examples of the solvent used for the reaction include acetonitrile, toluene, tetrahydrofuran and the like. The reaction temperature is from 0 ° C. to reflux temperature, but microwaves may be used.
(8)工程8(アミド基への変換)
化合物(IVh)とアミン(RCRDNH)にて脱水縮合し、化合物(IVj)が得られる。この反応に使用する溶媒としては、クロロホルム、ジクロロメタン、N,N−ジメチルホルムアミド等が好ましく、脱水縮合剤としては、N,N−ジシクロカルボジイミド(DCC)、N−エチル−N’−3−ジメチルアミノプロピルカルボジイミド塩酸(WSC)、N,N−カルボニルジイミダゾール(CDI)、WSC/1−ヒドロキシベンゾトリアゾール1水和物等が好ましい。ここでの反応温度は0℃〜60℃である。
(8) Step 8 (Conversion to amide group)
Dehydration condensation at compound (IVh) with an amine (R C R D NH), compound (IVj) can be obtained. As the solvent used in this reaction, chloroform, dichloromethane, N, N-dimethylformamide and the like are preferable. As the dehydrating condensing agent, N, N-dicyclocarbodiimide (DCC), N-ethyl-N′-3-dimethyl is used. Aminopropylcarbodiimide hydrochloride (WSC), N, N-carbonyldiimidazole (CDI), WSC / 1-hydroxybenzotriazole monohydrate and the like are preferable. The reaction temperature here is 0 ° C to 60 ° C.
(9)工程9
化合物(IVh)のオレフィン部分を製造法1の工程2に示した接触水素添加を行った後に、アミン(RCRDNH)と縮合することで、化合物(IVk)を製造することもできる。
(9) Step 9
Compound (IVk) can also be produced by condensing the olefin part of compound (IVh) with the amine (R C R D NH) after performing catalytic hydrogenation as shown in Step 2 of Production Method 1.
(10)工程10(脱保護)
最後に、P1、P2、P3及びP4を製造法1の工程6に示した方法で脱保護し、本発明化合物(I)が得られる。
(10) Step 10 (deprotection)
Finally, P 1 , P 2 , P 3 and P 4 are deprotected by the method shown in Step 6 of Production Method 1 to obtain the compound (I) of the present invention.
本発明の化合物は、SGLT1を選択的に阻害し、小腸からの糖の吸収を抑制して、IGTを改善することができる。 The compound of the present invention can selectively inhibit SGLT1, suppress absorption of sugar from the small intestine, and improve IGT.
よって、本発明の化合物は、SGLT1阻害剤、あるいは、糖尿病、糖尿病関連疾患及び糖尿病合併症の予防又は治療剤の有効成分として用いることができる。 Therefore, the compound of the present invention can be used as an active ingredient of a SGLT1 inhibitor or a preventive or therapeutic agent for diabetes, diabetes-related diseases and diabetic complications.
ここで、「糖尿病」には、1型糖尿病、2型糖尿病の他、特定の原因によるその他の型の糖尿病が含まれる。 Here, “diabetes” includes type 1 diabetes, type 2 diabetes, and other types of diabetes caused by a specific cause.
本発明の化合物は、医薬として、全身的又は局所的に、経口投与又は非経口投与することができる。 The compound of the present invention can be administered as a pharmaceutical systemically or locally, orally or parenterally.
本発明の化合物を医薬として提供する場合、固形剤、液剤等の種々の態様の製剤形態を適宜に採択することができる。その際、製薬学的に許容される担体を配合することも可能である。そのような担体の例としては、一般的な賦形剤、増量剤、結合剤、崩壊剤、被覆剤、糖衣剤、pH調整剤、溶解剤又は水性若しくは非水性溶媒などが挙げられる。本発明の化合物とこれらの担体から、錠剤、丸剤、カプセル剤、顆粒剤、粉剤、散剤、液剤、乳剤、懸濁剤、注射剤等を調製することができる。 When the compound of the present invention is provided as a pharmaceutical, various forms of preparations such as solid preparations and liquid preparations can be appropriately adopted. In that case, it is also possible to mix | blend a pharmaceutically acceptable carrier. Examples of such carriers include common excipients, bulking agents, binders, disintegrants, coating agents, dragees, pH adjusters, solubilizers or aqueous or non-aqueous solvents. Tablets, pills, capsules, granules, powders, powders, solutions, emulsions, suspensions, injections and the like can be prepared from the compound of the present invention and these carriers.
また、本発明の化合物は、α、β若しくはγ−シクロデキストリン又はメチル化シクロデキストリン等に包接させて、その溶解性を改善することも可能である。 Further, the solubility of the compound of the present invention can be improved by inclusion in α, β or γ-cyclodextrin or methylated cyclodextrin.
本発明の化合物の投与量は、疾患、症状、体重、年齢、性別、投与経路等により異なってくるが、成人に対し、1日当たり0.1〜1000mg/kg体重であり、0.1〜200mg/kg体重が好ましく、0.1〜10mg/kg体重がより好ましい。これを1日1回から数回に分けて投与することができる。 The dose of the compound of the present invention varies depending on the disease, symptoms, body weight, age, sex, route of administration, etc., but is 0.1 to 1000 mg / kg body weight per day for an adult, 0.1 to 200 mg. / Kg body weight is preferable, and 0.1 to 10 mg / kg body weight is more preferable. This can be administered once to several times a day.
以下に、実施例及び参考例を挙げて、本発明をさらに詳しく説明する。
まず、参考例1〜12において、本発明化合物の中間体の合成例を示す。
Hereinafter, the present invention will be described in more detail with reference to Examples and Reference Examples.
First, in Reference Examples 1 to 12, synthesis examples of intermediates of the compound of the present invention are shown.
参考例1
5−メトキシ−3−メチル−2−(4−ニトロベンジル)フェノールの合成
(1)3,5−ジメトキシトルエン(3.83mL、26.2mmol)と4−ニトロベンゾイルクロリド(5.35g、28.8mmol)のクロロホルム(75mL)溶液に氷冷下塩化アルミニウム(3.67g、27.5mmol)を加えて30分攪拌した後、室温にて4時間攪拌した。反応混合物に氷水、1N塩酸を加えた後、クロロホルムで抽出した。有機層を1N塩酸、1N水酸化ナトリウム水溶液及び飽和食塩水で順次洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下に留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=10:1→3:1)にて精製し、(2,4−ジメトキシ−6−メチルフェニル)(4−ニトロフェニル)メタノンを得た。
Reference example 1
Synthesis of 5-methoxy-3-methyl-2- (4-nitrobenzyl) phenol (1) 3,5-dimethoxytoluene (3.83 mL, 26.2 mmol) and 4-nitrobenzoyl chloride (5.35 g, 28. To a solution of 8 mmol) in chloroform (75 mL) was added aluminum chloride (3.67 g, 27.5 mmol) under ice-cooling, and the mixture was stirred for 30 minutes, and then stirred at room temperature for 4 hours. Ice water and 1N hydrochloric acid were added to the reaction mixture, followed by extraction with chloroform. The organic layer was washed successively with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and saturated brine, and dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 10: 1 → 3: 1) to obtain (2,4-dimethoxy-6-methylphenyl) (4-nitrophenyl) methanone.
(2)次に、(2,4−ジメトキシ−6−メチルフェニル)(4−ニトロフェニル)メタノンをクロロホルム(30mL)に溶解し、氷冷下1.0M三塩化ホウ素のへプタン溶液(10.7mL、10.7mmol)を滴下して、室温にて15時間攪拌した。反応混合物に氷水、10%塩酸を加えた後、クロロホルムで抽出した。有機層を10%塩酸、飽和炭酸水素ナトリウム水溶液及び飽和食塩水で順次洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=4:1→2:1)にて精製し、(2−ヒドロキシ−4−メトキシ−6−メチルフェニル)(4−ニトロフェニル)メタノンを得た。 (2) Next, (2,4-dimethoxy-6-methylphenyl) (4-nitrophenyl) methanone was dissolved in chloroform (30 mL), and a 1.0 M boron trichloride heptane solution (10. 7 mL, 10.7 mmol) was added dropwise, and the mixture was stirred at room temperature for 15 hours. Ice water and 10% hydrochloric acid were added to the reaction mixture, followed by extraction with chloroform. The organic layer was washed successively with 10% hydrochloric acid, saturated aqueous sodium hydrogen carbonate solution and saturated brine, dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 4: 1 → 2: 1) to give (2-hydroxy-4-methoxy-6-methylphenyl) (4-nitrophenyl) methanone.
(3)次に、(2−ヒドロキシ−4−メトキシ−6−メチルフェニル)(4−ニトロフェニル)メタノンをテトラヒドロフラン(26mL)に溶解しトリエチルアミン(1.39mL、9.96mmol)を加え、この溶液に氷冷下クロロギ酸メチル(0.67mL、8.76mmol)を加えて、室温で21時間攪拌した。反応混合物に水を加え、酢酸エチルで抽出した。有機層を飽和食塩水で洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=5:1)にて精製して5−メトキシ−3−メチル−2−(4−ニトロベンゾイル)フェニル メチル カルボナートを得た。 (3) Next, (2-hydroxy-4-methoxy-6-methylphenyl) (4-nitrophenyl) methanone was dissolved in tetrahydrofuran (26 mL), triethylamine (1.39 mL, 9.96 mmol) was added, and this solution was added. To the solution, methyl chloroformate (0.67 mL, 8.76 mmol) was added under ice cooling, and the mixture was stirred at room temperature for 21 hours. Water was added to the reaction mixture, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated brine, dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 5: 1) to give 5-methoxy-3-methyl-2- (4-nitrobenzoyl) phenyl methyl carbonate.
(4)次に、5−メトキシ−3−メチル−2−(4−ニトロベンゾイル)フェニル メチル カルボナートをテトラヒドロフラン(26mL)と水(26mL)に懸濁させ、氷冷下水素化ホウ素ナトリウム(1.20g、31.8mmoL)を加えて、室温で2.5時間攪拌した。反応混合物に飽和塩化アンモニウム水溶液を加え、酢酸エチルで抽出した。有機層を飽和食塩水で洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=4:1)にて精製し、淡黄色粉末の表題化合物(2.0g、28%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.20 (s, 3 H) 3.77 (s, 3 H) 4.07 (s, 2 H) 4.75 - 4.77 (m, 1 H) 6.26 (d, J=2.49 Hz, 1 H) 6.39 (d, J=2.49 Hz, 1 H) 7.27 - 7.33 (m, 2 H) 8.07 - 8.13 (m, 2 H).
ESI m/z = 272 (M-H).
(4) Next, 5-methoxy-3-methyl-2- (4-nitrobenzoyl) phenyl methyl carbonate was suspended in tetrahydrofuran (26 mL) and water (26 mL), and sodium borohydride (1. 20 g, 31.8 mmol) was added and stirred at room temperature for 2.5 hours. A saturated aqueous ammonium chloride solution was added to the reaction mixture, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated brine, dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 4: 1) to give the title compound (2.0 g, 28%) as a pale yellow powder.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.20 (s, 3 H) 3.77 (s, 3 H) 4.07 (s, 2 H) 4.75-4.77 (m, 1 H) 6.26 (d, J = 2.49 Hz , 1 H) 6.39 (d, J = 2.49 Hz, 1 H) 7.27-7.33 (m, 2 H) 8.07-8.13 (m, 2 H).
ESI m / z = 272 (MH).
参考例2
3,5−ジメチル−2−(4−ニトロベンジル)フェノールの合成
(1)3,5−ジメチルフェノール(8.0g、0.066mol)とトリエチルアミン(9.9mL)のクロロホルム溶液に4℃にて4−ニトロベンゾイルクロリド(12.0g、0.065mol)を加えて、室温にて1.5時間攪拌した。反応混合物をクロロホルムで希釈し、有機層を水、飽和炭酸水素ナトリウム、飽和食塩水で順次洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をへキサン:酢酸エチル=10:1の混合溶媒で洗浄し、無色粉末状の3,5−ジメチルフェニル 4−ニトロベンゾアート(14.9g、85%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.36 (s, 6 H) 6.85 (s, 2 H) 6.95 (s, 1 H) 8.36 (s, 4 H).
Reference example 2
Synthesis of 3,5-dimethyl-2- (4-nitrobenzyl) phenol (1) A chloroform solution of 3,5-dimethylphenol (8.0 g, 0.066 mol) and triethylamine (9.9 mL) at 4 ° C. 4-Nitrobenzoyl chloride (12.0 g, 0.065 mol) was added and stirred at room temperature for 1.5 hours. The reaction mixture was diluted with chloroform, and the organic layer was washed successively with water, saturated sodium bicarbonate and saturated brine, and dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was washed with a mixed solvent of hexane: ethyl acetate = 10: 1 to obtain colorless powdery 3,5-dimethylphenyl 4-nitrobenzoate (14.9 g, 85%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.36 (s, 6 H) 6.85 (s, 2 H) 6.95 (s, 1 H) 8.36 (s, 4 H).
(2)次に、3,5−ジメチルフェニル 4−ニトロベンゾアート(9.9g、36.5mmol)に塩化アルミニウム(6.3g、47.4mmol)を加え、140℃にて1時間攪拌した。反応混合物を室温まで冷却した後、1N塩酸を加えジエチルエーテルで抽出した。有機層を5%炭酸水素ナトリウム水溶液、5%炭酸ナトリウム水溶液で洗浄し、2%水酸化ナトリウム水溶液を加えて水層を分取した。氷冷下、水層に濃塩酸を加えて酸性にし、析出した結晶を濾過して黄色粉末状の(2−ヒドロキ−4,6−ジメチルフェニル)(4−ニトロフェニル)メタノン(3.39g、34%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.91 (s, 3 H) 2.34 (s, 3 H) 6.59 (s, 1 H) 6.74 (s, 1 H) 7.76 - 7.83 (m, 2 H) 8.27 - 8.35 (m, 2 H) 9.60 (s, 1 H).
ESI m/z = 270 (M-H).
(2) Next, aluminum chloride (6.3 g, 47.4 mmol) was added to 3,5-dimethylphenyl 4-nitrobenzoate (9.9 g, 36.5 mmol), and the mixture was stirred at 140 ° C. for 1 hour. The reaction mixture was cooled to room temperature, 1N hydrochloric acid was added, and the mixture was extracted with diethyl ether. The organic layer was washed with 5% aqueous sodium hydrogen carbonate solution and 5% aqueous sodium carbonate solution, 2% aqueous sodium hydroxide solution was added, and the aqueous layer was separated. Under ice-cooling, the aqueous layer was acidified by adding concentrated hydrochloric acid, and the precipitated crystals were filtered to give yellow powdery (2-hydroxy-4,6-dimethylphenyl) (4-nitrophenyl) methanone (3.39 g, 34%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.91 (s, 3 H) 2.34 (s, 3 H) 6.59 (s, 1 H) 6.74 (s, 1 H) 7.76-7.83 (m, 2 H) 8.27 -8.35 (m, 2 H) 9.60 (s, 1 H).
ESI m / z = 270 (MH).
(3)次に、(2−ヒドロキ−4,6−ジメチルフェニル)(4−ニトロフェニル)メタノン(3.39g、12.5mmol)及びトリエチルアミン(2.17mL、13.7mmol)のテトラヒドロフラン(40mL)溶液に氷冷下クロロギ酸メチル(1.06mL、13.7mmol)を加え、室温で16時間攪拌した。反応混合物に水を加え、酢酸エチルで抽出した。有機層を飽和食塩水で洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=5:1)にて精製して3,5−ジメチル−2−(4−ニトロベンゾイル)フェニル メチル カルボナートを得た。これをテトラヒドロフラン(40mL)と水(40mL)に懸濁し、氷冷下水素化ホウ素ナトリウム(1.89g、50.0mmol)を加えて、室温で2.5時間攪拌した。反応混合物に飽和塩化アンモニウム水溶液を加え、酢酸エチルで抽出した。有機層を飽和食塩水で洗浄後、無水硫酸マグネシウムで乾燥し、溶媒を減圧下留去した。残渣をシリカゲルクロマトグラフィー(へキサン:酢酸エチル=4:1)にて精製し、淡黄色粉末の3,5−ジメチル−2−(4−ニトロベンジル)フェノール(2.55g、79%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.17 (s, 3 H) 2.41 (s, 3 H) 3.67 (s, 3 H) 6.97 (s, 1 H) 7.03 (s, 1 H) 7.91 - 7.98 (m, 2 H) 8.25 - 8.32 (m, 2 H).
ESI m/z = 256 (M-H).
(3) Next, (2-hydroxy-4,6-dimethylphenyl) (4-nitrophenyl) methanone (3.39 g, 12.5 mmol) and triethylamine (2.17 mL, 13.7 mmol) in tetrahydrofuran (40 mL) To the solution was added methyl chloroformate (1.06 mL, 13.7 mmol) under ice cooling, and the mixture was stirred at room temperature for 16 hours. Water was added to the reaction mixture, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated brine, dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 5: 1) to obtain 3,5-dimethyl-2- (4-nitrobenzoyl) phenyl methyl carbonate. This was suspended in tetrahydrofuran (40 mL) and water (40 mL), sodium borohydride (1.89 g, 50.0 mmol) was added under ice cooling, and the mixture was stirred at room temperature for 2.5 hr. A saturated aqueous ammonium chloride solution was added to the reaction mixture, and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated brine, dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel chromatography (hexane: ethyl acetate = 4: 1) to obtain 3,5-dimethyl-2- (4-nitrobenzyl) phenol (2.55 g, 79%) as a pale yellow powder. It was.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.17 (s, 3 H) 2.41 (s, 3 H) 3.67 (s, 3 H) 6.97 (s, 1 H) 7.03 (s, 1 H) 7.91-7.98 (m, 2 H) 8.25-8.32 (m, 2 H).
ESI m / z = 256 (MH).
参考例3
3−メチル−2−(4−ニトロベンジル)フェノールの合成
(1)3−メチルフェノールと4−ニトロベンゾイルクロリドから参考例2の(1)と同様の方法で、3−メチルフェニル 4−ニトロベンゾアートを得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.41 (s, 3 H) 7.00 - 7.07 (m, 2 H) 7.13 (d, J=6.84 Hz, 1 H) 7.34 (t, J=7.85 Hz, 1 H) 8.37 (s, 4 H).
Reference example 3
Synthesis of 3-methyl-2- (4-nitrobenzyl) phenol (1) 3-methylphenyl 4-nitrobenzoate from 3-methylphenol and 4-nitrobenzoyl chloride in the same manner as (1) in Reference Example 2 Got art.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.41 (s, 3 H) 7.00-7.07 (m, 2 H) 7.13 (d, J = 6.84 Hz, 1 H) 7.34 (t, J = 7.85 Hz, 1 H) 8.37 (s, 4 H).
(2)次に、3,5−ジメチルフェニル 4−ニトロベンゾアートの代わりに3−メチルフェニル 4−ニトロベンゾアート(15.0g、0.058mol)を用いて参考例2の(2)と同様のFries転移を用いて、(2−ヒドロキシ−6−メチルフェニル)(4−ニトロフェニル)メタノン(0.42g)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.99 (s, 3 H) 6.80 (d, J=6.84 Hz, 1 H) 6.90 (d, J=8.86 Hz, 1 H) 7.30 - 7.41 (m, 1 H) 7.77 - 7.90 (m, 2 H) 8.27 - 8.36 (m, 2 H) 8.62 - 8.71 (m, 1 H).
また、(2−ヒドロキシ−4−メチルフェニル)(4−ニトロフェニル)メタノン(1.32g)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.40 (s, 3 H) 6.71 (d, J=8.24 Hz, 1 H) 6.92 (s, 1 H) 7.32 (d, J=8.24 Hz, 1 H) 7.81 (d, J=8.86 Hz, 2 H) 8.37 (d, J=8.86 Hz, 2 H) 11.86 (s, 1 H).さらに、(4−ヒドロキシ−2−メチルフェニル)(4−ニトロフェニル)メタノン(1.31g)を得た。
(2) Next, similar to (2) of Reference Example 2 using 3-methylphenyl 4-nitrobenzoate (15.0 g, 0.058 mol) instead of 3,5-dimethylphenyl 4-nitrobenzoate (2-hydroxy-6-methylphenyl) (4-nitrophenyl) methanone (0.42 g) was obtained using the Fries rearrangement.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.99 (s, 3 H) 6.80 (d, J = 6.84 Hz, 1 H) 6.90 (d, J = 8.86 Hz, 1 H) 7.30-7.41 (m, 1 H) 7.77-7.90 (m, 2 H) 8.27-8.36 (m, 2 H) 8.62-8.71 (m, 1 H).
In addition, (2-hydroxy-4-methylphenyl) (4-nitrophenyl) methanone (1.32 g) was obtained.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.40 (s, 3 H) 6.71 (d, J = 8.24 Hz, 1 H) 6.92 (s, 1 H) 7.32 (d, J = 8.24 Hz, 1 H) 7.81 (d, J = 8.86 Hz, 2 H) 8.37 (d, J = 8.86 Hz, 2 H) 11.86 (s, 1 H). Furthermore, (4-hydroxy-2-methylphenyl) (4-nitrophenyl) Methanone (1.31 g) was obtained.
(3)次に、(2−ヒドロキシ−4,6−ジメチルフェニル)(4−ニトロフェニル)メタノンの代わりに(2−ヒドロキシ−6−メチルフェニル)(4−ニトロフェニル)メタノンを用いて参考例2の(3)と同様の方法で3−メチル−2−(4−ニトロベンジル)フェノールを得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.24 (s, 3 H) 4.15 (s, 2 H) 4.68 (s, 1 H) 6.67 (d, J=8.08 Hz, 1 H) 6.82 (d, J=7.31 Hz, 1 H) 7.07 (t, J=7.77 Hz, 1 H) 7.28 - 7.35 (m, 2 H) 8.07 - 8.14 (m, 2 H).
ESI m/z = 242 (M-H).
(3) Next, a reference example using (2-hydroxy-6-methylphenyl) (4-nitrophenyl) methanone instead of (2-hydroxy-4,6-dimethylphenyl) (4-nitrophenyl) methanone 3-Methyl-2- (4-nitrobenzyl) phenol was obtained in the same manner as in (3).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.24 (s, 3 H) 4.15 (s, 2 H) 4.68 (s, 1 H) 6.67 (d, J = 8.08 Hz, 1 H) 6.82 (d, J = 7.31 Hz, 1 H) 7.07 (t, J = 7.77 Hz, 1 H) 7.28-7.35 (m, 2 H) 8.07-8.14 (m, 2 H).
ESI m / z = 242 (MH).
参考例4
5−メチル−2−(4−ニトロベンジル)フェノールの合成
(2−ヒドロキシ−4,6−ジメチルフェニル)(4−ニトロフェニル)メタノンの代わりに(2−ヒドロキシ−4−メチルフェニル)(4−ニトロフェニル)メタノンを用いて参考例2の(3)と同様の方法で表題化合物を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.29 (s, 3 H) 4.03 (s, 2 H) 4.57 (s, 1 H) 6.59 (s, 1 H) 6.73 (d, J=8.39 Hz, 1 H) 7.00 (d, J=7.62 Hz, 1 H) 7.33 - 7.41 (m, 2 H) 8.07 - 8.16 (m, 2 H).
ESI m/z = 242 (M-H).
Reference example 4
Synthesis of 5-methyl-2- (4-nitrobenzyl) phenol Instead of (2-hydroxy-4,6-dimethylphenyl) (4-nitrophenyl) methanone, (2-hydroxy-4-methylphenyl) (4- The title compound was obtained in the same manner as (3) of Reference Example 2 using (nitrophenyl) methanone.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.29 (s, 3 H) 4.03 (s, 2 H) 4.57 (s, 1 H) 6.59 (s, 1 H) 6.73 (d, J = 8.39 Hz, 1 H) 7.00 (d, J = 7.62 Hz, 1 H) 7.33-7.41 (m, 2 H) 8.07-8.16 (m, 2 H).
ESI m / z = 242 (MH).
参考例5
3−ヒドロキシ−5−メチル−4−(3−ニトロベンジル)フェニル メチル カルボナートの合成
3,5−ジメトキシトルエンと3−ニトロベンゾイルクロリドより、国際公開WO2004/050122号に準拠して合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.25 (s, 3 H) 3.91 (s, 3 H) 4.08 (s, 2 H) 5.29 (s, 1 H) 6.53 - 6.56 (m, 1 H) 6.63 - 6.65 (m, 1 H) 7.35 - 7.49 (m, 2 H) 7.99 - 8.07 (m, 2 H).
ESI m/z = 316 (M-H).
Reference Example 5
Synthesis of 3-hydroxy-5-methyl-4- (3-nitrobenzyl) phenyl methyl carbonate Synthesized from 3,5-dimethoxytoluene and 3-nitrobenzoyl chloride in accordance with International Publication No. WO2004 / 050122.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.25 (s, 3 H) 3.91 (s, 3 H) 4.08 (s, 2 H) 5.29 (s, 1 H) 6.53-6.56 (m, 1 H) 6.63 -6.65 (m, 1 H) 7.35-7.49 (m, 2 H) 7.99-8.07 (m, 2 H).
ESI m / z = 316 (MH).
参考例6
3−ヒドロキシ−4−(4−ニトロベンジル)フェニル メチル カルボナートの合成
3,5−ジメトキシベンゼンと4−ニトロベンゾイルクロリドより国際公開WO2004/050122号に準拠して合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 3.90 (s, 3 H) 4.04 (s, 2 H) 6.65 (d, J=2.29 Hz, 1 H) 6.73 (dd, J=8.36, 2.29 Hz, 1 H) 7.09 (d, J=8.36 Hz, 1 H) 7.33 - 7.39 (m, 2 H) 8.09 - 8.15 (m, 2 H).
ESI m/z = 302 (M-H).
Reference Example 6
Synthesis of 3-hydroxy-4- (4-nitrobenzyl) phenyl methyl carbonate The compound was synthesized from 3,5-dimethoxybenzene and 4-nitrobenzoyl chloride in accordance with International Publication No. WO2004 / 050122.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 3.90 (s, 3 H) 4.04 (s, 2 H) 6.65 (d, J = 2.29 Hz, 1 H) 6.73 (dd, J = 8.36, 2.29 Hz, 1 H) 7.09 (d, J = 8.36 Hz, 1 H) 7.33-7.39 (m, 2 H) 8.09-8.15 (m, 2 H).
ESI m / z = 302 (MH).
参考例7
4−(4−ブロモベンジル)−3−ヒドロキシ−5−メチルフェニル メチル カルボナートの合成
3,5−ジメトキシトルエンと4−ブロモベンゾイルクロリドより国際公開WO2004/050122号に準拠して合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.23 (s, 3 H) 3.90 (s, 3 H) 3.94 (s, 2 H) 4.97 (s, 1 H) 6.52 - 6.55 (m, 1 H) 6.61 - 6.65 (m, 1 H) 6.98 - 7.04 (m, 2 H) 7.32 - 7.39 (m, 2 H).
ESI m/z = 374 (M+Na).
Reference Example 7
Synthesis of 4- (4-bromobenzyl) -3-hydroxy-5-methylphenyl methyl carbonate The compound was synthesized from 3,5-dimethoxytoluene and 4-bromobenzoyl chloride in accordance with International Publication WO2004 / 050122.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 2.23 (s, 3 H) 3.90 (s, 3 H) 3.94 (s, 2 H) 4.97 (s, 1 H) 6.52-6.55 (m, 1 H) 6.61 -6.65 (m, 1 H) 6.98-7.04 (m, 2 H) 7.32-7.39 (m, 2 H).
ESI m / z = 374 (M + Na).
参考例8
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)メタンスルホンアミド(化合物13)の合成
(1)メチル 3−メチル−4−(4−ニトロベンジル)−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナートの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(3.46g、9.50mmol)、3−ヒドロキシ−5−メチル−4−(4−ニトロベンジル)フェニル メチル カルボナート(2.19g、6.33mmol;国際公開WO2004/050122号に準拠して3,5−ジメトキシトルエンと4−ニトロベンゾイルクロリドより合成)及びトリフェニルホスフィン(2.49g、9.50mmol)のトルエン(16mL)溶液に食塩を含む氷冷下、ジイソプロピルアゾジカルボキシレート(40%トルエン溶液;5.16mL、9.50mmol)をゆっくりと滴下した。氷冷下で30分間攪拌し、室温で一晩攪拌した。反応液を減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(ヘキサン:酢酸エチル=2:1〜1:1)にて精製し、褐色ガム状物質として表題化合物(1.89g、45%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.83 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.22 (s, 3 H) 3.21 - 3.31 (m, 1 H) 3.87 - 4.18 (m, 6 H) 4.28 (dd, J=12.05, 5.21 Hz, 1 H) 5.08 - 5.54 (m, 4 H) 6.78 - 6.81 (m, 1 H) 6.88 - 6.91 (m, 1 H) 7.17 - 7.24 (m, 2 H) 8.06 - 8.14 (m, 2 H).
ESI m/z = 686 (M+Na).
Reference Example 8
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) methanesulfonamide (Compound 13) (1) Methyl 3-methyl Synthesis of -4- (4-nitrobenzyl) -5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate 6-tetra-O-acetyl-5-thio-D-glucopyranose (3.46 g, 9.50 mmol), 3-hydroxy-5-methyl-4- (4-nitrobenzyl) phenyl methyl carbonate (2.19 g, 6.33 mmol; synthesized from 3,5-dimethoxytoluene and 4-nitrobenzoyl chloride according to International Publication WO2004 / 050122) and triphenylphospho Diisopropyl azodicarboxylate (40% toluene solution; 5.16 mL, 9.50 mmol) was slowly added dropwise to a solution of sphin (2.49 g, 9.50 mmol) in toluene (16 mL) under ice cooling containing sodium chloride. The mixture was stirred for 30 minutes under ice-cooling and stirred overnight at room temperature. The reaction mixture was evaporated under reduced pressure, and the resulting residue was purified by silica gel column chromatography (hexane: ethyl acetate = 2: 1 to 1: 1) to give the title compound (1.89 g, 45) as a brown gum. %).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.83 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.22 (s, 3 H) 3.21-3.31 (m, 1 H) 3.87-4.18 (m, 6 H) 4.28 (dd, J = 12.05, 5.21 Hz, 1 H) 5.08-5.54 (m, 4 H) 6.78-6.81 (m, 1 H) 6.88-6.91 (m, 1 H) 7.17-7.24 (m, 2 H) 8.06-8.14 (m, 2 H).
ESI m / z = 686 (M + Na).
(2)4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
メチル 3−メチル−4−(4−ニトロベンジル)−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナート(1.89g、2.85mmol)のメタノール(30mL)溶液にパラジウム−活性炭素(10%)(0.63g)を加え、水素雰囲気下、室温にて2.5日間攪拌した。反応液をセライトろ過後、減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(ヘキサン:酢酸エチル=2:1〜1:10)にて精製し、淡黄色粉末として表題化合物(1.13g、63%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.97 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.20 - 3.31 (m, 1 H) 3.70 - 4.18 (m, 6 H) 4.25 - 4.36 (m, 1 H) 5.06 - 5.40 (m, 3 H) 5.49 - 5.62 (m, 1 H) 6.51 - 6.60 (m, 2 H) 6.71 - 6.95 (m, 4 H).
ESI m/z = 656 (M+Na).
(2) 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate Synthesis Methyl 3-methyl-4- (4-nitrobenzyl) -5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate (1. To a solution of 89 g, 2.85 mmol) in methanol (30 mL) was added palladium-activated carbon (10%) (0.63 g), and the mixture was stirred at room temperature for 2.5 days in a hydrogen atmosphere. The reaction mixture was filtered through celite and evaporated under reduced pressure. The obtained residue was purified by silica gel column chromatography (hexane: ethyl acetate = 2: 1 to 1:10) to give the title compound (1. 13 g, 63%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.97 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.20-3.31 (m, 1 H) 3.70-4.18 (m, 6 H) 4.25-4.36 (m, 1 H) 5.06-5.40 (m, 3 H) 5.49-5.62 (m, 1 H) 6.51-6.60 (m, 2 H ) 6.71-6.95 (m, 4 H).
ESI m / z = 656 (M + Na).
(3)4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)のクロロホルム(10mL)溶液にピリジン(0.061mL、0.758mmol)とメタンスルホニルクロリド(0.049mL、0.632mmol)を加え、室温で一晩攪拌した。反応液を水にあけ、酢酸エチルで抽出した。有機層を水、飽和食塩水で洗浄した後、無水硫酸マグネシウムで乾燥した。乾燥剤を炉別後、溶媒を減圧下留去し、得られた残渣にメタノール(2mL)とソディウムメトキシド(25%メタノール溶液;0.14mL、0.632mmol)を加え、室温で1.5時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1で精製し、褐色粉末として表題化合物(125mg、81%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。 (3) 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate ( To a chloroform (10 mL) solution of 200 mg, 0.316 mmol) were added pyridine (0.061 mL, 0.758 mmol) and methanesulfonyl chloride (0.049 mL, 0.632 mmol), and the mixture was stirred overnight at room temperature. The reaction mixture was poured into water and extracted with ethyl acetate. The organic layer was washed with water and saturated brine, and then dried over anhydrous magnesium sulfate. After the desiccant was filtered off, the solvent was distilled off under reduced pressure. Methanol (2 mL) and sodium methoxide (25% methanol solution; 0.14 mL, 0.632 mmol) were added to the resulting residue, and the mixture was stirred at room temperature for 1.5. Stir for hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to give the title compound (125 mg, 81%) as a brown powder. The structure, NMR data and MS data of the compound are shown in Tables 1-1 to 1-6.
参考例9
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)アセトアミド(化合物15)の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)のピリジン(0.060mL)溶液に無水酢酸(0.061mL)を加え室温で1.5時間攪拌した。反応液を濃縮後、得られた残渣にメタノール(2mL)とソディウムメトキシド(25%メタノール溶液;0.27mL)を加え、室温で4時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1で精製し、褐色粉末として表題化合物(106mg、75%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Reference Example 9
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) acetamide (Compound 15) Obtained by Reference Example 8 (2) 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (200 mg) Acetic anhydride (0.061 mL) was added to a pyridine (0.060 mL) solution of 0.316 mmol) and stirred at room temperature for 1.5 hours. After concentration of the reaction solution, methanol (2 mL) and sodium methoxide (25% methanol solution; 0.27 mL) were added to the resulting residue, and the mixture was stirred at room temperature for 4 hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to give the title compound (106 mg, 75%) as a brown powder. The structure, NMR data and MS data of the compound are shown in Tables 1-1 to 1-6.
参考例10
2−(4−アミノベンジル)−5−ヒドロキシ−3−メチルフェニル 5−チオ−β−D−グルコピラノシド(化合物17)の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)のメタノール(2mL)溶液にソディウムメトキシド(25%メタノール溶液、0.27mL、1.26mmol)を加え、室温で4時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、無色粉末として表題化合物(94mg、73%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Reference Example 10
Synthesis of 2- (4-aminobenzyl) -5-hydroxy-3-methylphenyl 5-thio-β-D-glucopyranoside (Compound 17) 4- (4-aminobenzyl) obtained in Reference Example 8 (2) ) -3-Methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (200 mg, 0.316 mmol) in methanol (2 mL) ) Sodium methoxide (25% methanol solution, 0.27 mL, 1.26 mmol) was added to the solution and stirred at room temperature for 4 hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to obtain the title compound (94 mg, 73%) as a colorless powder. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
参考例11
4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタノイックアシッド(化合物25)の合成
(1)4−(4−ブロモベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(15.4g、42.3mmol)と4−(4−ブロモベンジル)−3−ヒドロキシ−5−メチルフェニル メチル カルボナート(9.92g、28.2mmol)、トリフェニルホスフィン(11.1g、42.3mmol)、ジイソプロピルアゾジカルボキシレート(40%トルエン溶液;23.0mL、42.3mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(4.24g、22%)を合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.77 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.21 - 3.33 (m, 1 H) 3.75 - 3.82 (m, 2 H) 3.93 (s, 3 H) 4.06 - 4.15 (m, 1 H) 4.25 - 4.34 (m, 1 H) 5.07 - 5.41 (m, 3 H) 5.48 - 5.59 (m, 1 H) 6.71 - 7.05 (m, 4 H) 7.29 - 7.38 (m, 2 H).
ESI m/z = 719 (M+Na).
Reference Example 11
Synthesis of 4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanoic acid (Compound 25) (1) 4- ( Synthesis of 4-bromobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate 2,3,4 , 6-Tetra-O-acetyl-5-thio-D-glucopyranose (15.4 g, 42.3 mmol) and 4- (4-bromobenzyl) -3-hydroxy-5-methylphenyl methyl carbonate (9.92 g) , 28.2 mmol), triphenylphosphine (11.1 g, 42.3 mmol), diisopropyl azodicarboxylate (40% toluene solution; 23.0 mL, Using 2.3 mmol), the title compound in a manner similar to that shown in (1) of Reference Example 8 (4.24 g, were synthesized 22%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.77 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.21-3.33 (m, 1 H) 3.75-3.82 (m, 2 H) 3.93 (s, 3 H) 4.06-4.15 (m, 1 H) 4.25-4.34 (m, 1 H) 5.07-5.41 (m, 3 H) 5.48 -5.59 (m, 1 H) 6.71-7.05 (m, 4 H) 7.29-7.38 (m, 2 H).
ESI m / z = 719 (M + Na).
(2)(3E)−4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタ−3−エノイックアシッドの合成
4−(4−ブロモベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(1.08g、1.55mmol)のアセトニトリル(16mL)溶液にビニル酢酸(321mg、3.73mmol)、酢酸パラジウム(II)(35mg、0.155mmol)、トリ−O−トリルホスフィン(94mg、0.310mmol)、トリエチルアミン(1.08mL、7.75mmol)を加え、biotage社製マイクロウェーブを用いて120℃、20分間反応を行った。反応液を減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(クロロホルム:メタノール=100:1〜30:1、ヘキサン:酢酸エチル=1:4〜0:1)にて精製し、淡黄色粉末として表題化合物(990mg、91%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.96 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.05 (s, 3 H) 2.18 (s, 3 H) 3.21 - 3.31 (m, 2 H) 3.79 - 4.17 (m, 7 H) 4.25 - 4.34 (m, 1 H) 5.06 - 5.38 (m, 3 H) 5.49 - 5.60 (m, 1 H) 6.13 - 6.26 (m, 1 H) 6.40 - 6.50 (m, 1 H) 6.74 - 6.77 (m, 1 H) 6.88 - 6.92 (m, 1 H) 6.94 - 6.99 (m, 2 H) 7.19 - 7.25 (m, 2 H).
ESI m/z = 725 (M+Na).
(2) (3E) -4- (4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra-O-acetyl-5-thio-β) Synthesis of -D-glucopyranosyl) oxy] benzyl} phenyl) but-3-enoic acid 4- (4-bromobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl) -5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (1.08 g, 1.55 mmol) in acetonitrile (16 mL) in vinyl acetate (321 mg, 3.73 mmol), palladium (II) acetate (35 mg, 0.155 mmol), tri-O-tolylphosphine (94 mg, 0.310 mmol), triethylamine (1.08 mL, 7.75 mmol) were added and bio 120 ° C. using an age manufactured microwave was carried out for 20 minutes the reaction. The reaction solution was distilled off under reduced pressure, and the resulting residue was purified by silica gel column chromatography (chloroform: methanol = 100: 1 to 30: 1, hexane: ethyl acetate = 1: 4 to 0: 1), and pale. The title compound (990 mg, 91%) was obtained as a yellow powder.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.96 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.05 (s, 3 H) 2.18 (s, 3 H) 3.21-3.31 (m, 2 H) 3.79-4.17 (m, 7 H) 4.25-4.34 (m, 1 H) 5.06-5.38 (m, 3 H) 5.49-5.60 (m, 1 H) 6.13-6.26 (m, 1 H ) 6.40-6.50 (m, 1 H) 6.74-6.77 (m, 1 H) 6.88-6.92 (m, 1 H) 6.94-6.99 (m, 2 H) 7.19-7.25 (m, 2 H).
ESI m / z = 725 (M + Na).
(3)4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタノイックアシッドの合成
(3E)−4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタ−3−エノイックアシッド(1.99g、2.83mmol)のメタノール(28mL)溶液にパラジウム−活性炭素(10%)(660mg) を加え、水素雰囲気下、室温にて2時間攪拌した。反応液をセライトろ過後、減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(クロロホルム:メタノール=50:1〜30:1)にて精製し、無色粉末として表題化合物(1.81g、91%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.74 (s, 3 H) 1.85 - 1.94 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 2.30 - 2.38 (m, 2 H) 2.55 - 2.64 (m, 2 H) 3.21 - 3.31 (m, 1 H) 3.77 - 4.17 (m, 6 H) 4.30 (dd, J=11.89, 5.21 Hz, 1 H) 5.06 - 5.39 (m, 3 H) 5.49 - 5.59 (m, 1 H) 6.68 - 7.09 (m, 6 H).
ESI m/z = 727 (M+Na).
(3) 4- (4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) ) Oxy] benzyl} phenyl) butanoic acid synthesis (3E) -4- (4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra) -O-acetyl-5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) but-3-enoic acid (1.99 g, 2.83 mmol) in methanol (28 mL) in palladium-activated carbon (10 %) (660 mg) was added and stirred for 2 hours at room temperature under hydrogen atmosphere. The reaction solution was filtered through celite and evaporated under reduced pressure. The resulting residue was purified by silica gel column chromatography (chloroform: methanol = 50: 1 to 30: 1) to give the title compound (1.81 g, 91%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.74 (s, 3 H) 1.85-1.94 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 2.30-2.38 (m, 2 H) 2.55-2.64 (m, 2 H) 3.21-3.31 (m, 1 H) 3.77-4.17 (m, 6 H) 4.30 (dd, J = 11.89, 5.21 Hz, 1 H) 5.06-5.39 (m, 3 H) 5.49-5.59 (m, 1 H) 6.68-7.09 (m, 6 H).
ESI m / z = 727 (M + Na).
(4)4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタノイックアシッド(化合物25)の合成
4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタノイックアシッド(160mg、0.227mmol)のメタノール溶液に、ソディウムメトキシド(25%メタノール溶液;0.20mL、0.908mmol)を加え、室温で2時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、表題化合物(51mg、47%)を合成した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(4) Synthesis of 4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanoic acid (Compound 25) 4- ( 4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl ) Sodium methoxide (25% methanol solution; 0.20 mL, 0.908 mmol) was added to a methanol solution of butanoic acid (160 mg, 0.227 mmol), and the mixture was stirred at room temperature for 2 hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to synthesize the title compound (51 mg, 47%). The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
参考例12
4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタンアミド(化合物28)の合成
(1)4−[4−(4−アミノ−4−オキソブチル)ベンジル]−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
参考例11の(3)で得られた4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタノイックアシッド(180mg、0.255mmol)のクロロホルム(3mL)の溶液に、塩化アンモニウム(27mg、0.511mmol)、1−ヒドロキシベンゾトリアゾール(43mg、0.281mmol)、1−エチル−3−(3−ジメチルアミノプロピル)カルボジイミド塩酸塩(68mg、0.357mmol)、トリエチルアミン(0.18mL、1.28mmol)を加え、室温にて3時間攪拌した。反応液に水を加え、クロロホルムで抽出した。有機層を飽和食塩水で洗浄した後、無水硫酸マグネシウムで乾燥した。乾燥剤を炉別後、溶媒を減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(クロロホルム:メタノール=50:1〜10:1)で精製し、表題化合物(140mg、78%)を合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.88 - 1.96 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.10 - 2.19 (m, 2 H) 2.20 (s, 3 H) 2.55 - 2.66 (m, 2 H) 3.20 - 3.33 (m, 1 H) 3.78 - 4.17 (m, 6 H) 4.25 - 4.34 (m, 1 H) 5.06 - 5.60 (m, 6 H) 6.68 - 7.09 (m, 6 H).
ESI m/z = 726 (M+Na).
Reference Example 12
Synthesis of 4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanamide (Compound 28) (1) 4- [4- ( Synthesis of 4-amino-4-oxobutyl) benzyl] -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate 4- (4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra-O-acetyl-5) obtained in (3) of Reference Example 11 To a solution of -thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanoic acid (180 mg, 0.255 mmol) in chloroform (3 mL) was added ammonium chloride (27 mg, 0.511 m). ol), 1-hydroxybenzotriazole (43 mg, 0.281 mmol), 1-ethyl-3- (3-dimethylaminopropyl) carbodiimide hydrochloride (68 mg, 0.357 mmol), triethylamine (0.18 mL, 1.28 mmol) And stirred at room temperature for 3 hours. Water was added to the reaction mixture, and the mixture was extracted with chloroform. The organic layer was washed with saturated brine and then dried over anhydrous magnesium sulfate. After the desiccant was filtered off, the solvent was distilled off under reduced pressure, and the resulting residue was purified by silica gel column chromatography (chloroform: methanol = 50: 1 to 10: 1) to give the title compound (140 mg, 78%). Synthesized.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.88-1.96 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.10 -2.19 (m, 2 H) 2.20 (s, 3 H) 2.55-2.66 (m, 2 H) 3.20-3.33 (m, 1 H) 3.78-4.17 (m, 6 H) 4.25-4.34 (m, 1 H ) 5.06-5.60 (m, 6 H) 6.68-7.09 (m, 6 H).
ESI m / z = 726 (M + Na).
(2)4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタンアミド(28)の合成
4−[4−(4−アミノ−4−オキソブチル)ベンジル]−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(140mg、0.199mmol)のメタノール溶液に、ソディウムメトキシド(25%メタノール溶液;0.17mL、0.796mmol)を加え、室温で2時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、表題化合物(66mg、69%)を合成した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(2) Synthesis of 4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanamide (28) 4- [4- (4 -Amino-4-oxobutyl) benzyl] -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (140 mg, Sodium methoxide (25% methanol solution; 0.17 mL, 0.796 mmol) was added to a methanol solution of 0.199 mmol), and the mixture was stirred at room temperature for 2 hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to synthesize the title compound (66 mg, 69%). The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例1
N−(2−ヒドロキシエチル)−N’−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物1)の合成
参考例8の(2)で合成した、4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)のクロロホルム(8mL)溶液にピリジン(0.034mL、0.426mmol)、クロロギ酸 4−ニトロフェニル(73mg、0.363mmol)を加え、室温で1時間攪拌した。トリエチルアミン(0.088mL、0.631mmol)と2−アミノエタノール(21mg、0.347mmol)を加え、室温で1時間攪拌した。反応液を減圧下留去し、得られた残渣にメタノール(2mL)とソディウムメトキシド(25%メタノール溶液、0.30mL、1.38mmol)を加え、室温で4時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、酢酸エチルで洗浄し、無色粉末として表題化合物(71mg、45%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 1
N- (2-hydroxyethyl) -N ′-(4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 1) Synthesis 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D) synthesized in (2) of Reference Example 8 -Glucopyranosyl) oxy] phenyl methyl carbonate (200 mg, 0.316 mmol) in chloroform (8 mL) was added with pyridine (0.034 mL, 0.426 mmol) and 4-nitrophenyl chloroformate (73 mg, 0.363 mmol) at room temperature. For 1 hour. Triethylamine (0.088 mL, 0.631 mmol) and 2-aminoethanol (21 mg, 0.347 mmol) were added, and the mixture was stirred at room temperature for 1 hour. The reaction solution was evaporated under reduced pressure, methanol (2 mL) and sodium methoxide (25% methanol solution, 0.30 mL, 1.38 mmol) were added to the resulting residue, and the mixture was stirred at room temperature for 4 hours. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1), washed with ethyl acetate, and the title compound (71 mg, 45%) as a colorless powder. Got. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例2 ウレイド誘導体の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートとそれぞれ対応するアミン、すなわち、3−アミノメチルピリジン、2−アミノ−2−メチル−1−プロパノール、グリシンアミド塩酸塩、β−アラニンアミド塩酸塩、2−アミノイソブチリックアシッド、ベンジルアミン、イソプロピルアミン、ジメチルアミン、n−ヘキシルアミン、シクロヘキシルアミンを用い、実施例1に示した方法と同様の方法で“化合物2”乃至“化合物11”を製造した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 2 Synthesis of Ureido Derivative 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5) obtained in (2) of Reference Example 8 -Thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate and the corresponding amine, respectively, ie 3-aminomethylpyridine, 2-amino-2-methyl-1-propanol, glycinamide hydrochloride, β-alaninamide hydrochloride “Compound 2” to “Compound 11” were prepared in the same manner as described in Example 1 using a salt, 2-aminoisobutyric acid, benzylamine, isopropylamine, dimethylamine, n-hexylamine and cyclohexylamine. Manufactured. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例3
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物12)の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)のクロロホルム(8mL)溶液にピリジン(0.034mL、0.426mmol)、クロロギ酸 4−ニトロフェニル(73mg、0.363mmol)を加え、室温で30分間攪拌した。アンモニア(2Mメタノール溶液;1.58mL、3.16mmol)を加え、室温で1時間攪拌した。反応液を減圧下留去し、得られた残渣にメタノール(2mL)とソディウムメトキシド(25%メタノール溶液;0.27mL、1.26mmol)を加え、室温で3時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、酢酸エチルで洗浄し、無色粉末として表題化合物(85mg、60%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 3
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 12) Obtained in (2) of Reference Example 8 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (200 mg) , 0.316 mmol) in chloroform (8 mL) was added pyridine (0.034 mL, 0.426 mmol) and 4-nitrophenyl chloroformate (73 mg, 0.363 mmol), and the mixture was stirred at room temperature for 30 minutes. Ammonia (2M methanol solution; 1.58 mL, 3.16 mmol) was added and stirred at room temperature for 1 hour. The reaction mixture was evaporated under reduced pressure, methanol (2 mL) and sodium methoxide (25% methanol solution; 0.27 mL, 1.26 mmol) were added to the resulting residue, and the mixture was stirred at room temperature for 3 hr. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1), washed with ethyl acetate, and the title compound (85 mg, 60%) as a colorless powder. Got. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例4
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ベンゼンスルホンアミド(化合物14)の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートとそれぞれベンゼンスルホニルクロリドを用い、参考例8に示した方法と同様の方法で化合物14を製造した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 4
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) benzenesulfonamide (Compound 14) (2) in Reference Example 8 4- (4-Aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate obtained in Compound 14 was produced in the same manner as described in Reference Example 8 using benzenesulfonyl chloride. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例5
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)スルファミド(化合物16)の合成
イソシアン酸 クロロスルホニル(0.083mL、0.948mmol)のアセトニトリル(4mL)溶液に水(0.02mL)を加え、室温で10分間攪拌した。この反応混合物を、参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)および、トリエチルアミン(0.20mL、1.42mmol)のクロロホルム(8mL)溶液に加え、室温で2.5日間攪拌した。反応液を水にあけ、クロロホルムで抽出した。有機層を飽和食塩水で洗浄した後、無水硫酸マグネシウムで乾燥した。乾燥剤を炉別後、溶媒を減圧下留去し、得られた残渣にメタノール(2mL)とソディウムメトキシド(25%メタノール溶液、0.27mL、1.26mmol)を加え、室温で2時間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣をシリカゲルカラムクロマトグラフィ−(酢酸エチル:エタノール:水=20:2:1〜5:2:1)で精製し、無色粉末として表題化合物(71mg、46%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 5
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) sulfamide (Compound 16) Chlorosulfonyl isocyanate (0.083 mL, Water (0.02 mL) was added to a solution of 0.948 mmol) in acetonitrile (4 mL), and the mixture was stirred at room temperature for 10 minutes. This reaction mixture was mixed with 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio) obtained in (2) of Reference Example 8. -Β-D-Glucopyranosyl) oxy] phenyl methyl carbonate (200 mg, 0.316 mmol) and triethylamine (0.20 mL, 1.42 mmol) in chloroform (8 mL) were added and stirred at room temperature for 2.5 days. The reaction solution was poured into water and extracted with chloroform. The organic layer was washed with saturated brine and then dried over anhydrous magnesium sulfate. After the desiccant was filtered off, the solvent was distilled off under reduced pressure. Methanol (2 mL) and sodium methoxide (25% methanol solution, 0.27 mL, 1.26 mmol) were added to the resulting residue, and the mixture was stirred at room temperature for 2 hours. did. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified by silica gel column chromatography (ethyl acetate: ethanol: water = 20: 2: 1 to 5: 2: 1) to obtain the title compound (71 mg, 46%) as a colorless powder. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例6
N−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)グアニジン(化合物18)の合成
参考例8の(2)で得られた4−(4−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(187mg、0.295mmol)のテトラヒドロフラン(7mL)溶液にN,N’−ビス(ベンジルオキシカルボニル)−1H−ピラゾール−1−カルボキサミジン(123mg、0.325mmol)を加え、室温で3時間、60℃で4時間攪拌し、8時間過熱還流した。反応液を減圧下留去後、得られた残渣をシリカゲルカラムクロマトグラフィ−(ヘキサン:酢酸エチル=1:1)で精製し、無色ガム状物質を得た。これにメタノール(2mL)とソディウムメトキシド(25%メタノール溶液、0.26mL、1.18mmol)を加え、室温で一晩攪拌した。ソディウムメトキシド(25%メタノール溶液、0.52mL、2.36mmol)を加え、室温で一晩攪拌した。さらにソディウムメトキシド(25%メタノール溶液、0.52mL、2.36mmol)を加え、室温で3日間攪拌した。反応液にドライアイスを加え中和し、溶媒を減圧留去した。得られた残渣を合成吸着剤HP20(メタノール:水=1:1〜1:0)で精製し、酢酸エチルで洗浄後、淡褐色粉末として表題化合物(24mg、18%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
Example 6
Synthesis of N- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) guanidine (Compound 18) Obtained by Reference Example 8 (2) 4- (4-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (187 mg) , 0.295 mmol) in tetrahydrofuran (7 mL) was added N, N′-bis (benzyloxycarbonyl) -1H-pyrazole-1-carboxamidine (123 mg, 0.325 mmol), 4 hours at 60 ° C. at room temperature for 3 hours. The mixture was stirred for an hour and refluxed for 8 hours. After evaporating the reaction solution under reduced pressure, the obtained residue was purified by silica gel column chromatography (hexane: ethyl acetate = 1: 1) to obtain a colorless gum-like substance. Methanol (2 mL) and sodium methoxide (25% methanol solution, 0.26 mL, 1.18 mmol) were added thereto, and the mixture was stirred overnight at room temperature. Sodium methoxide (25% methanol solution, 0.52 mL, 2.36 mmol) was added and stirred overnight at room temperature. Further, sodium methoxide (25% methanol solution, 0.52 mL, 2.36 mmol) was added, and the mixture was stirred at room temperature for 3 days. The reaction solution was neutralized by adding dry ice, and the solvent was distilled off under reduced pressure. The obtained residue was purified with synthetic adsorbent HP20 (methanol: water = 1: 1 to 1: 0) and washed with ethyl acetate to give the title compound (24 mg, 18%) as a light brown powder. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例7
N−(3−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物19)の合成
(1)メチル 3−メチル−4−(3−ニトロベンジル)−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナートの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(3.4g、9.46mmol)と3−ヒドロキシ−5−メチル−4−(3−ニトロベンジル)フェニル メチル カルボナート(2.0g、6.30mmol)、トリフェニルホスフィン(2.5g、9.46mmol)、ジイソプロピルアゾジカルボキシレート(40%トルエン溶液;5.1mL、9.46mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(1.61g、39%)を合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.85 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.24 (s, 3 H) 3.22 - 3.31 (m, 1 H) 3.93 (s, 3 H) 3.99 - 4.15 (m, 3 H) 4.27 (dd, J=11.89, 5.36 Hz, 1 H) 5.09 - 5.17 (m, 1 H) 5.25 - 5.39 (m, 2 H) 5.46 - 5.55 (m, 1 H) 6.78 - 6.81 (m, 1 H) 6.89 - 6.93 (m, 1 H) 7.37 - 7.43 (m, 2 H) 7.90 - 7.95 (m, 1 H) 7.98 - 8.09 (m, 1 H).
ESI m/z = 686 (M+Na).
Example 7
Synthesis of N- (3- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 19) (1) Methyl 3-methyl-4 Synthesis of-(3-nitrobenzyl) -5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate 2,3,4,6- Tetra-O-acetyl-5-thio-D-glucopyranose (3.4 g, 9.46 mmol) and 3-hydroxy-5-methyl-4- (3-nitrobenzyl) phenyl methyl carbonate (2.0 g, 6. 30 mmol), triphenylphosphine (2.5 g, 9.46 mmol), diisopropyl azodicarboxylate (40% toluene solution; 5.1 mL, 9.46 mmol) The title compound in a manner similar to that shown in (1) of Reference Example 8 (1.61 g, 39%) was synthesized.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.85 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.05 (s, 3 H) 2.24 (s, 3 H) 3.22-3.31 (m, 1 H) 3.93 (s, 3 H) 3.99-4.15 (m, 3 H) 4.27 (dd, J = 11.89, 5.36 Hz, 1 H) 5.09-5.17 (m, 1 H) 5.25-5.39 (m , 2 H) 5.46-5.55 (m, 1 H) 6.78-6.81 (m, 1 H) 6.89-6.93 (m, 1 H) 7.37-7.43 (m, 2 H) 7.90-7.95 (m, 1 H) 7.98 -8.09 (m, 1 H).
ESI m / z = 686 (M + Na).
(2)4−(3−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
メチル 3−メチル−4−(3−ニトロベンジル)−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナート(1.59g、2.40mmol)とパラジウム−活性炭素(10%)(0.76g)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(660mg、43%)を合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.97 (s, 3 H) 2.04 (s, 3 H) 2.06 (s, 3 H) 2.21 (s, 3 H) 3.21 - 3.31 (m, 1 H) 3.73 - 3.81 (m, 1 H) 3.92 (s, 3 H) 4.07 - 4.18 (m, 2 H) 4.30 (dd, J=11.97, 5.13 Hz, 1 H) 5.08 - 5.40 (m, 3 H) 5.52 - 5.61 (m, 1 H) 6.34 - 6.38 (m, 1 H) 6.42 - 6.50 (m, 2 H) 6.73 - 6.76 (m, 1 H) 6.88 - 6.91 (m, 1 H) 6.96 - 7.03 (m, 1 H).
(2) 4- (3-aminobenzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate Synthesis Methyl 3-methyl-4- (3-nitrobenzyl) -5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate (1. 59 g, 2.40 mmol) and palladium-activated carbon (10%) (0.76 g) were used to synthesize the title compound (660 mg, 43%) in the same manner as shown in Reference Example 8 (2). .
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.97 (s, 3 H) 2.04 (s, 3 H) 2.06 (s, 3 H) 2.21 (s, 3 H) 3.21-3.31 (m, 1 H) 3.73-3.81 (m, 1 H) 3.92 (s, 3 H) 4.07-4.18 (m, 2 H) 4.30 (dd, J = 11.97, 5.13 Hz, 1 H) 5.08-5.40 (m , 3 H) 5.52-5.61 (m, 1 H) 6.34-6.38 (m, 1 H) 6.42-6.50 (m, 2 H) 6.73-6.76 (m, 1 H) 6.88-6.91 (m, 1 H) 6.96 -7.03 (m, 1 H).
(3)N−(3−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物19)の合成
4−(3−アミノベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.316mmol)とピリジン(0.034mL、0.426mmol)、クロロギ酸 4−ニトロフェニル(73mg、0.363mmol)、アンモニア(2Mメタノール溶液;1.58mL、3.16mmol)、ソディウムメトキシド(25%メタノール溶液;、mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(110mg、77%)を製造した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) Synthesis of N- (3- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (compound 19) 4- (3-amino (Benzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (200 mg, 0.316 mmol) and pyridine ( 0.034 mL, 0.426 mmol), 4-nitrophenyl chloroformate (73 mg, 0.363 mmol), ammonia (2M methanol solution; 1.58 mL, 3.16 mmol), sodium methoxide (25% methanol solution; mmol) Was used to prepare the title compound (110 mg, 77%) in the same manner as described in Example 3. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例8
N−(4−{4−ヒドロキシ−2−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物20)の合成
(1)メチル 4−(4−ニトロベンジル)−3−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナートの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(5.39g、14.8mmol)と3−ヒドロキシ−4−(4−ニトロベンジル)フェニル メチル カルボナート(3.27g、9.85mmol)、トリフェニルホスフィン(3.88g、14.8mmol)、ジイソプロピルアゾジカルボキシレート(40%トルエン溶液;8.04mL、14.8mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(0.95g、15%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.94 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 3 H) 2.05 (s, 3 H) 3.23 - 3.31 (m, 1 H) 3.88 - 4.03 (m, 4 H) 4.06 - 4.17 (m, 2 H) 4.29 (dd, J=11.97, 5.28 Hz, 1 H) 5.10 - 5.58 (m, 4 H) 6.87 (dd, J=8.24, 2.26 Hz, 1 H) 6.98 (d, J=2.26 Hz, 1 H) 7.13 (d, J=8.24 Hz, 1 H) 7.29 - 7.35 (m, 2 H) 8.10 - 8.16 (m, 2 H).
ESI m/z = 672 (M+Na).
Example 8
Synthesis of N- (4- {4-hydroxy-2-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 20) (1) Methyl 4- (4-nitrobenzyl)- Synthesis of 3-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate 2,3,4,6-tetra-O-acetyl-5 Thio-D-glucopyranose (5.39 g, 14.8 mmol) and 3-hydroxy-4- (4-nitrobenzyl) phenyl methyl carbonate (3.27 g, 9.85 mmol), triphenylphosphine (3.88 g, 14 .8 mmol), diisopropyl azodicarboxylate (40% toluene solution; 8.04 mL, 14.8 mmol), and shown in (1) of Reference Example 8 The title compound by law a similar manner (0.95g, 15%) was obtained.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.94 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 3 H) 2.05 (s, 3 H) 3.23-3.31 (m, 1 H) 3.88 -4.03 (m, 4 H) 4.06-4.17 (m, 2 H) 4.29 (dd, J = 11.97, 5.28 Hz, 1 H) 5.10-5.58 (m, 4 H) 6.87 (dd, J = 8.24, 2.26 Hz , 1 H) 6.98 (d, J = 2.26 Hz, 1 H) 7.13 (d, J = 8.24 Hz, 1 H) 7.29-7.35 (m, 2 H) 8.10-8.16 (m, 2 H).
ESI m / z = 672 (M + Na).
(2)4−(4−アミノベンジル)−3−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
メチル 4−(4−ニトロベンジル)−3−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル カルボナート(0.95g、1.46mmol)とパラジウム−活性炭素(10%)(0.48g)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(0.51g、56%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.95 (s, 3 H) 2.02 (s, 3 H) 2.05 (s, 3 H) 2.07 (s, 3 H) 3.23 - 3.32 (m, 1 H) 3.73 - 3.78 (m, 1 H) 3.92 (s, 3 H) 4.07 - 4.17 (m, 2 H) 4.32 (dd, J=11.97, 5.28 Hz, 1 H) 5.11 - 5.43 (m, 3 H) 5.57 - 5.66 (m, 1 H) 6.60 - 6.66 (m, 2 H) 6.77 - 6.82 (m, 1 H) 6.91 - 7.06 (m, 4 H).
ESI m/z = 642 (M+Na).
(2) Synthesis of 4- (4-aminobenzyl) -3-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate Methyl 4- (4-Nitrobenzyl) -3-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl carbonate (0.95 g, 1.46 mmol) and palladium -The title compound (0.51 g, 56%) was obtained in the same manner as in (2) of Reference Example 8 using activated carbon (10%) (0.48 g).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.95 (s, 3 H) 2.02 (s, 3 H) 2.05 (s, 3 H) 2.07 (s, 3 H) 3.23-3.32 (m, 1 H) 3.73 -3.78 (m, 1 H) 3.92 (s, 3 H) 4.07-4.17 (m, 2 H) 4.32 (dd, J = 11.97, 5.28 Hz, 1 H) 5.11-5.43 (m, 3 H) 5.57-5.66 (m, 1 H) 6.60-6.66 (m, 2 H) 6.77-6.82 (m, 1 H) 6.91-7.06 (m, 4 H).
ESI m / z = 642 (M + Na).
(3)N−(4−{4−ヒドロキシ−2−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物20)の合成
4−(4−アミノベンジル)−3−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(200mg、0.323mmol)とピリジン(0.035mL、0.436mmol)、クロロギ酸 4−ニトロフェニル(75mg、0.371mmol)、アンモニア(2Mメタノール溶液;1.62mL、3.23mmol)、ソディウムメトキシド(25%メタノール溶液;0.28mL、1.29mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(89mg、63%)を製造した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) Synthesis of N- (4- {4-hydroxy-2-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 20) 4- (4-aminobenzyl) -3 -[(2,3,4,6-Tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (200 mg, 0.323 mmol) and pyridine (0.035 mL, 0.436 mmol) , 4-nitrophenyl chloroformate (75 mg, 0.371 mmol), ammonia (2M methanol solution; 1.62 mL, 3.23 mmol), sodium methoxide (25% methanol solution; 0.28 mL, 1.29 mmol), The title compound (89 mg, 63%) was prepared in a manner similar to that shown in Example 3. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例9
N−(4−{4−メトキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物21)の合成
(1)5−メトキシ−3−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(2.0g、5.48mmol)と5−メトキシ−3−メチル−2−(4−ニトロベンジル)フェノール(1.0g、3.66mmol)、トリフェニルホスフィン(1.4g、5.48mmol)、ジイソプロピルアゾジカルボキシレート(2.8mL、5.48mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(0.71g、31%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.82 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.04 (s, 3 H) 2.19 (s, 3 H) 3.21 - 3.29 (m, 1 H) 3.82 (s, 3 H) 3.90 - 4.12 (m, 3 H) 4.28 (dd, J=11.97, 5.13 Hz, 1 H) 5.10 - 5.17 (m, 1 H) 5.26 - 5.36 (m, 2 H) 5.45 - 5.52 (m, 1 H) 6.48 (d, J=2.33 Hz, 1 H) 6.61 (d, J=2.49 Hz, 1 H) 7.17 - 7.23 (m, 2 H) 8.06 - 8.12 (m, 2 H).
ESI m/z = 642 (M+Na).
Example 9
Synthesis of N- (4- {4-methoxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 21) (1) 5-methoxy-3- Synthesis of methyl-2- (4-nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 2,3,4,6-tetra-O-acetyl- 5-thio-D-glucopyranose (2.0 g, 5.48 mmol) and 5-methoxy-3-methyl-2- (4-nitrobenzyl) phenol (1.0 g, 3.66 mmol), triphenylphosphine (1 4 g, 5.48 mmol) and diisopropyl azodicarboxylate (2.8 mL, 5.48 mmol) in the same manner as described in (1) of Reference Example 8 and the title compound (0.71 To obtain a 31%).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.82 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.04 (s, 3 H) 2.19 (s, 3 H) 3.21-3.29 (m, 1 H) 3.82 (s, 3 H) 3.90-4.12 (m, 3 H) 4.28 (dd, J = 11.97, 5.13 Hz, 1 H) 5.10-5.17 (m, 1 H) 5.26-5.36 (m , 2 H) 5.45-5.52 (m, 1 H) 6.48 (d, J = 2.33 Hz, 1 H) 6.61 (d, J = 2.49 Hz, 1 H) 7.17-7.23 (m, 2 H) 8.06-8.12 ( m, 2 H).
ESI m / z = 642 (M + Na).
(2)2−(4−アミノベンジル)−5−メトキシ−3−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
5−メトキシ−3−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(0.71g、1.15mmol)とパラジウム−活性炭素(10%)(0.3g)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(540mg、80%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.77 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.17 (s, 3 H) 3.18 - 3.26 (m, 1 H) 3.69 - 3.77 (m, 1 H) 3.80 (s, 3 H) 3.84 - 3.92 (m, 1 H) 4.11 (dd, J=12.12, 3.89 Hz, 1 H) 4.30 (dd, J=12.05, 5.05 Hz, 1 H) 5.11 (t, J=9.25 Hz, 1 H) 5.25 (d, J=8.70 Hz, 1 H) 5.34 (dd, J=10.41, 9.48 Hz, 1 H) 5.55 (t, J=8.86 Hz, 1 H) 6.45 (d, J=2.33 Hz, 1 H) 6.59 (d, J=8.39 Hz, 2 H) 6.62 (d, J=2.18 Hz, 1 H) 6.82 (d, J=8.55 Hz, 2 H).
ESI m/z = 612 (M+Na).
(2) Synthesis of 2- (4-aminobenzyl) -5-methoxy-3-methylphenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 5-methoxy-3 -Methyl-2- (4-nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (0.71 g, 1.15 mmol) and palladium-activated carbon ( 10%) (0.3 g) was used to give the title compound (540 mg, 80%) in the same manner as described in (2) of Reference Example 8.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.77 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.17 (s, 3 H) 3.18-3.26 (m, 1 H) 3.69-3.77 (m, 1 H) 3.80 (s, 3 H) 3.84-3.92 (m, 1 H) 4.11 (dd, J = 12.12, 3.89 Hz, 1 H) 4.30 (dd, J = 12.05, 5.05 Hz, 1 H) 5.11 (t, J = 9.25 Hz, 1 H) 5.25 (d, J = 8.70 Hz, 1 H) 5.34 (dd, J = 10.41, 9.48 Hz, 1 H) 5.55 (t , J = 8.86 Hz, 1 H) 6.45 (d, J = 2.33 Hz, 1 H) 6.59 (d, J = 8.39 Hz, 2 H) 6.62 (d, J = 2.18 Hz, 1 H) 6.82 (d, J = 8.55 Hz, 2 H).
ESI m / z = 612 (M + Na).
(3)N−(4−{4−メトキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア
2−(4−アミノベンジル)−5−メトキシ−3−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(200mg、0.34mmol)とピリジン(0.037mL、0.46mmol)、クロロギ酸 4−ニトロフェニル(79mg、0.39mmol)、アンモニア(2M メタノール溶液、1.69mL、3.39mmol)、ソディウムメトキシド(25% メタノール溶液、0.3mL、1.36mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(88mg、56%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) N- (4- {4-methoxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea 2- (4-aminobenzyl) -5-methoxy -3-methylphenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (200 mg, 0.34 mmol) and pyridine (0.037 mL, 0.46 mmol), chloroformate 4 Example 3 using nitrophenyl (79 mg, 0.39 mmol), ammonia (2M methanol solution, 1.69 mL, 3.39 mmol), sodium methoxide (25% methanol solution, 0.3 mL, 1.36 mmol) The title compound (88 mg, 56%) was obtained in a similar manner as shown. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例10
N−(4−{2,4−ジメチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物22)の合成
(1)3,5−ジメチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(2.12g、5.83mmol)と3,5−ジメチル−2−(4−ニトロベンジル)フェノール(1.0g、3.89mmol)、トリフェニルホスフィン(1.53g、5.83mmol)、ジイソプロピルアゾジカルボキシレート(2.9mL、5.83mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(442mg、19%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.84 (s, 3 H) 1.99 (s, 3 H) 2.04 (d, J=2.49 Hz, 6 H) 2.17 (s, 3 H) 2.35 (s, 3 H) 3.22 - 3.31 (m, 1 H) 3.92 - 4.14 (m, 3 H) 4.29 (dd, J=12.05, 5.05 Hz, 1 H) 5.10 - 5.19 (m, 1 H) 5.28 - 5.37 (m, 2 H) 5.45 - 5.53 (m, 1 H) 6.76 (s, 1 H) 6.82 (s, 1 H) 7.18 - 7.24 (m, 2 H) 8.05 - 8.12 (m, 2 H).
ESI m/z = 626 (M+Na).
Example 10
Synthesis of N- (4- {2,4-dimethyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 22) (1) 3,5-dimethyl-2- Synthesis of (4-nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 2,3,4,6-tetra-O-acetyl-5-thio- D-glucopyranose (2.12 g, 5.83 mmol) and 3,5-dimethyl-2- (4-nitrobenzyl) phenol (1.0 g, 3.89 mmol), triphenylphosphine (1.53 g, 5.83 mmol) ) And diisopropyl azodicarboxylate (2.9 mL, 5.83 mmol), and the title compound (442 mg, 19%) was obtained in the same manner as in (1) of Reference Example 8.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.84 (s, 3 H) 1.99 (s, 3 H) 2.04 (d, J = 2.49 Hz, 6 H) 2.17 (s, 3 H) 2.35 (s, 3 H) 3.22-3.31 (m, 1 H) 3.92-4.14 (m, 3 H) 4.29 (dd, J = 12.05, 5.05 Hz, 1 H) 5.10-5.19 (m, 1 H) 5.28-5.37 (m, 2 H) 5.45-5.53 (m, 1 H) 6.76 (s, 1 H) 6.82 (s, 1 H) 7.18-7.24 (m, 2 H) 8.05-8.12 (m, 2 H).
ESI m / z = 626 (M + Na).
(2)2−(4−アミノベンジル)−3,5−ジメチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
3,5−ジメチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(442mg、0.73mmol)とパラジウム−活性炭素(10%)(221mg)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(300mg、71%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.79 (s, 3 H) 1.98 (s, 3 H) 2.05 (d, J=8.55 Hz, 6 H) 2.15 (s, 3 H) 2.33 (s, 3 H) 3.18 - 3.29 (m, 1 H) 3.72 - 3.82 (m, 1 H) 3.85 - 3.95 (m, 1 H) 4.07 - 4.16 (m, 1 H) 4.31 (dd, J=11.89, 5.05 Hz, 1 H) 5.12 (t, J=9.25 Hz, 1 H) 5.24 - 5.41 (m, 2 H) 5.55 (t, J=8.86 Hz, 1 H) 6.53 - 6.61 (m, 2 H) 6.72 (s, 1 H) 6.78 - 6.86 (m, 3 H).
ESI m/z = 596 (M+Na).
(2) Synthesis of 2- (4-aminobenzyl) -3,5-dimethylphenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 3,5-dimethyl-2 -(4-Nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (442 mg, 0.73 mmol) and palladium-activated carbon (10%) (221 mg) Was used to give the title compound (300 mg, 71%) in the same manner as in Reference Example 8 (2).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.79 (s, 3 H) 1.98 (s, 3 H) 2.05 (d, J = 8.55 Hz, 6 H) 2.15 (s, 3 H) 2.33 (s, 3 H) 3.18-3.29 (m, 1 H) 3.72-3.82 (m, 1 H) 3.85-3.95 (m, 1 H) 4.07-4.16 (m, 1 H) 4.31 (dd, J = 11.89, 5.05 Hz, 1 H) 5.12 (t, J = 9.25 Hz, 1 H) 5.24-5.41 (m, 2 H) 5.55 (t, J = 8.86 Hz, 1 H) 6.53-6.61 (m, 2 H) 6.72 (s, 1 H ) 6.78-6.86 (m, 3 H).
ESI m / z = 596 (M + Na).
(3)N−(4−{2,4−ジメチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア
2−(4−アミノベンジル)−3,5−ジメチルフェニル2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(289mg、0.50mmol)とピリジン(0.055mL、0.68mmol)、クロロギ酸 4−ニトロフェニル(117mg、0.579mmol)、アンモニア(2M メタノール溶液、1.5mL、3.0mmol)、ソディウムメトキシド(25% メタノール溶液、0.44mL、2.01mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(179mg、79%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) N- (4- {2,4-dimethyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea 2- (4-aminobenzyl) -3,5-dimethyl Phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (289 mg, 0.50 mmol) and pyridine (0.055 mL, 0.68 mmol), 4-nitrophenyl chloroformate ( 117 mg, 0.579 mmol), ammonia (2M methanol solution, 1.5 mL, 3.0 mmol), sodium methoxide (25% methanol solution, 0.44 mL, 2.01 mmol) and the method described in Example 3 The title compound (179 mg, 79%) was obtained in a similar manner. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例11
N−(4−{2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物23)の合成
(1)3−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(667mg、1.83mmol)と3−メチル−2−(4−ニトロベンジル)フェノール(297mg、1.22mmol)、トリフェニルホスフィン(480mg、1.83mmol)、ジイソプロピルアゾジカルボキシレート(0.93mL、1.83mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.83 (s, 3 H) 1.99 (s, 3 H) 2.03 (s, 3 H) 2.04 (s, 3 H) 2.22 (s, 3 H) 3.22 - 3.30 (m, 1 H) 3.98 - 4.16 (m, 3 H) 4.28 (dd, J=12.05, 5.21 Hz, 1 H) 5.11 - 5.19 (m, 1 H) 5.28 - 5.37 (m, 2 H) 5.46 - 5.54 (m, 1 H) 6.94 (d, J=7.15 Hz, 1 H) 7.02 (d, J=8.39 Hz, 1 H) 7.18 - 7.25 (m, 3 H) 8.06 - 8.12 (m, 2 H).
ESI m/z = 588 (M-H).
Example 11
Synthesis of N- (4- {2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 23) (1) 3-methyl-2- (4-nitro Synthesis of 2, benzyl, phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 2,3,4,6-tetra-O-acetyl-5-thio-D-glucopyranose (667 mg, 1.83 mmol) and 3-methyl-2- (4-nitrobenzyl) phenol (297 mg, 1.22 mmol), triphenylphosphine (480 mg, 1.83 mmol), diisopropyl azodicarboxylate (0.93 mL, 1.83 mmol) was used to obtain the title compound by a method similar to that shown in Reference Example 8 (1).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.83 (s, 3 H) 1.99 (s, 3 H) 2.03 (s, 3 H) 2.04 (s, 3 H) 2.22 (s, 3 H) 3.22-3.30 (m, 1 H) 3.98-4.16 (m, 3 H) 4.28 (dd, J = 12.05, 5.21 Hz, 1 H) 5.11-5.19 (m, 1 H) 5.28-5.37 (m, 2 H) 5.46-5.54 (m, 1 H) 6.94 (d, J = 7.15 Hz, 1 H) 7.02 (d, J = 8.39 Hz, 1 H) 7.18-7.25 (m, 3 H) 8.06-8.12 (m, 2 H).
ESI m / z = 588 (MH).
(2)2−(4−アミノベンジル)−3−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
3−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(195mg、0.33mmol)とパラジウム−活性炭素(10%)(98mg)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(71mg、10%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.19 - 3.28 (m, 1 H) 3.82 (d, J=15.70 Hz, 1 H) 3.96 (d, J=15.70 Hz, 1 H) 4.08 - 4.15 (m, 1 H) 4.30 (dd, J=11.89, 5.36 Hz, 1 H) 5.13 (t, J=9.25 Hz, 1 H) 5.27 - 5.40 (m, 2 H) 5.56 (t, J=8.94 Hz, 1 H) 6.59 - 6.72 (m, 2 H) 6.81 - 6.92 (m, 3 H) 7.02 (d, J=7.31 Hz, 1 H) 7.10 - 7.17 (m, 1 H).
ESI m/z = 582 (M+Na).
(2) Synthesis of 2- (4-aminobenzyl) -3-methylphenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 3-methyl-2- (4- Nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (195 mg, 0.33 mmol) and palladium-activated carbon (10%) (98 mg) for reference The title compound (71 mg, 10%) was obtained by a method similar to the method shown in Example 8 (2).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.78 (s, 3 H) 1.98 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 3.19-3.28 (m, 1 H) 3.82 (d, J = 15.70 Hz, 1 H) 3.96 (d, J = 15.70 Hz, 1 H) 4.08-4.15 (m, 1 H) 4.30 (dd, J = 11.89, 5.36 Hz, 1 H) 5.13 (t, J = 9.25 Hz, 1 H) 5.27-5.40 (m, 2 H) 5.56 (t, J = 8.94 Hz, 1 H) 6.59-6.72 (m, 2 H) 6.81-6.92 (m , 3 H) 7.02 (d, J = 7.31 Hz, 1 H) 7.10-7.17 (m, 1 H).
ESI m / z = 582 (M + Na).
(3)N−(4−{2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレアの合成
2−(4−アミノベンジル)−3−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(71mg、0.126mmol)とピリジン(0.014mL、0.171mmol)、クロロギ酸 4−ニトロフェニル(29mg、0.146mmol)、アンモニア(2M メタノール溶液、0.63mL、1.26mmol)、ソディウムメトキシド(25% メタノール溶液、0.11mL、0.507mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(23mg、42%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) Synthesis of N- (4- {2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea 2- (4-aminobenzyl) -3-methylphenyl 2 , 3,4,6-Tetra-O-acetyl-5-thio-β-D-glucopyranoside (71 mg, 0.126 mmol) and pyridine (0.014 mL, 0.171 mmol), 4-nitrophenyl chloroformate (29 mg, 0.146 mmol), ammonia (2M methanol solution, 0.63 mL, 1.26 mmol), sodium methoxide (25% methanol solution, 0.11 mL, 0.507 mmol) and the same method as described in Example 3 The title compound (23 mg, 42%) was obtained by the method. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例12
N−(4−{4−メチル−2−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレア(化合物24)の合成
(1)5−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
2,3,4,6−テトラ−O−アセチル−5−チオ−D−グルコピラノース(2.24g、6.16mmol)と5−メチル−2−(4−ニトロベンジル)フェノール(1.0g、4.11mmol)、トリフェニルホスフィン(1.62g、6.16mmol)、ジイソプロピルアゾジカルボキシレート(3.11mL、6.16mmol)を用い、参考例8の(1)に示した方法と同様の方法で表題化合物(0.56g、23%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.93 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 6 H) 2.37 (s, 3 H) 3.23 - 3.31 (m, 1 H) 3.94 (d, J=3.42 Hz, 2 H) 4.09 (dd, J=12.12, 3.73 Hz, 1 H) 4.29 (dd, J=11.97, 5.13 Hz, 1 H) 5.12 - 5.21 (m, 1 H) 5.31 - 5.40 (m, 2 H) 5.49 - 5.56 (m, 1 H) 6.84 (d, J=8.55 Hz, 1 H) 6.90 (s, 1 H) 7.01 (d, J=7.77 Hz, 1 H) 7.29 - 7.34 (m, 2 H) 8.08 - 8.14 (m, 2 H).
ESI m/z = 612 (M+Na).
Example 12
Synthesis of N- (4- {4-methyl-2-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea (Compound 24) (1) 5-methyl-2- (4-nitro Synthesis of 2, benzyl, phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 2,3,4,6-tetra-O-acetyl-5-thio-D-glucopyranose (2.24 g, 6.16 mmol) and 5-methyl-2- (4-nitrobenzyl) phenol (1.0 g, 4.11 mmol), triphenylphosphine (1.62 g, 6.16 mmol), diisopropylazodicarboxy The title compound (0.56 g, 23%) was obtained in the same manner as in (1) of Reference Example 8 using the rate (3.11 mL, 6.16 mmol).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.93 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 6 H) 2.37 (s, 3 H) 3.23-3.31 (m, 1 H) 3.94 (d, J = 3.42 Hz, 2 H) 4.09 (dd, J = 12.12, 3.73 Hz, 1 H) 4.29 (dd, J = 11.97, 5.13 Hz, 1 H) 5.12-5.21 (m, 1 H) 5.31- 5.40 (m, 2 H) 5.49-5.56 (m, 1 H) 6.84 (d, J = 8.55 Hz, 1 H) 6.90 (s, 1 H) 7.01 (d, J = 7.77 Hz, 1 H) 7.29-7.34 (m, 2 H) 8.08-8.14 (m, 2 H).
ESI m / z = 612 (M + Na).
(2)2−(4−アミノベンジル)−5−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシドの合成
5−メチル−2−(4−ニトロベンジル)フェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(0.56g、0.949mmol)とパラジウム−活性炭素(10%)(0.28g)を用い、参考例8の(2)に示した方法と同様の方法で表題化合物(171mg、32%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.94 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 3 H) 2.06 (s, 3 H) 2.33 (s, 3 H) 3.22 - 3.31 (m, 1 H) 3.76 (s, 2 H) 4.13 (dd, J=11.89, 3.50 Hz, 1 H) 4.32 (dd, J=11.81, 5.13 Hz, 1 H) 5.16 (t, J=9.25 Hz, 1 H) 5.29 - 5.44 (m, 2 H) 5.60 (t, J=8.86 Hz, 1 H) 6.64 (d, J=8.39 Hz, 2 H) 6.78 (d, J=7.62 Hz, 1 H) 6.87 - 7.00 (m, 4 H).
ESI m/z = 582 (M+Na).
(2) Synthesis of 2- (4-aminobenzyl) -5-methylphenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside 5-methyl-2- (4- Nitrobenzyl) phenyl 2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranoside (0.56 g, 0.949 mmol) and palladium-activated carbon (10%) (0.28 g) Was used to give the title compound (171 mg, 32%) in the same manner as in Reference Example 8 (2).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.94 (s, 3 H) 2.02 (s, 3 H) 2.04 (s, 3 H) 2.06 (s, 3 H) 2.33 (s, 3 H) 3.22-3.31 (m, 1 H) 3.76 (s, 2 H) 4.13 (dd, J = 11.89, 3.50 Hz, 1 H) 4.32 (dd, J = 11.81, 5.13 Hz, 1 H) 5.16 (t, J = 9.25 Hz, 1 H) 5.29-5.44 (m, 2 H) 5.60 (t, J = 8.86 Hz, 1 H) 6.64 (d, J = 8.39 Hz, 2 H) 6.78 (d, J = 7.62 Hz, 1 H) 6.87- 7.00 (m, 4 H).
ESI m / z = 582 (M + Na).
(3)N−(4−{4−メチル−2−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ウレアの合成
2−(4−アミノベンジル)−5−メチルフェニル 2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシド(171mg、0.305mmol)とピリジン(0.033mL、0.412mmol)、クロロギ酸 4−ニトロフェニル(71mg、0.351mmol)、アンモニア(2M メタノール溶液)(1.53mL、3.06mmol)、ソディウムメトキシド(25% メタノール溶液、0.26mL、1.22mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(67mg、50%)を得た。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(3) Synthesis of N- (4- {4-methyl-2-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) urea 2- (4-aminobenzyl) -5-methylphenyl 2 , 3,4,6-Tetra-O-acetyl-5-thio-β-D-glucopyranoside (171 mg, 0.305 mmol) and pyridine (0.033 mL, 0.412 mmol), 4-nitrophenyl chloroformate (71 mg, 0.351 mmol), ammonia (2M methanol solution) (1.53 mL, 3.06 mmol), sodium methoxide (25% methanol solution, 0.26 mL, 1.22 mmol) and the same method as described in Example 3 To give the title compound (67 mg, 50%). The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例13
(3E)−N−(3−アミノ−3−オキソプロピル)−4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタ−3−エンアミド(化合物26)の合成
(1)4−(4−{(1E)−4−[(3−アミノ−3−オキソプロピル)アミノ]−4−オキソブタ−1−エン−1−イル}ベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
参考例11の(2)で得られた(3E)−4−(4−{4−[(メトキシカルボニル)オキシ]−2−メチル−6−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタ−3−エノイックアシッド(360mg、0.512mmol)のクロロホルム(5mL)溶液にβ−アラニンアミド塩酸塩(128mg、1.02mmol)、1−ヒドロキシベンゾトリアゾール(86mg、0.564mmol)、1−エチル−3−(3−ジメチルアミノプロピル)カルボジイミド塩酸塩(137mg、0.717mmol)、トリエチルアミン(0.36mL、2.56mmol)を加え、一晩攪拌した。反応液に水を加え、クロロホルムで抽出した。有機層を飽和食塩水で洗浄した後、無水硫酸マグネシウムで乾燥した。乾燥剤を炉別後、溶媒を減圧下留去し、得られた残渣をシリカゲルカラムクロマトグラフィ−(クロロホルム:メタノール=50:1〜10:1)で精製し、無色粉末として表題化合物(240mg、61%)を得た。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.75 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 2.42 - 2.50 (m, 2 H) 3.06 - 3.14 (m, 2 H) 3.21 - 3.31 (m, 1 H) 3.49 - 3.59 (m, 2 H) 3.81 - 4.06 (m, 5 H) 4.11 (dd, J=12.16, 4.04 Hz, 1 H) 4.29 (dd, J=12.16, 5.52 Hz, 1 H) 5.07 - 5.39 (m, 3 H) 5.48 - 5.59 (m, 1 H) 5.67 (brs, 1 H) 6.11 - 6.25 (m, 1 H) 6.34 (brs, 1 H) 6.41 - 6.51 (m, 1 H) 6.74 - 6.78 (m, 1 H) 6.88 - 6.92 (m, 1 H) 6.94 - 7.00 (m, 2 H) 7.19 - 7.25 (m, 2 H).
ESI m/z = 795 (M+Na).
Example 13
(3E) -N- (3-amino-3-oxopropyl) -4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl ) Synthesis of But-3-enamide (Compound 26) (1) 4- (4-{(1E) -4-[(3-Amino-3-oxopropyl) amino] -4-oxobut-1-ene-1 Synthesis of -yl} benzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (Reference Example 11) (3E) -4- (4- {4-[(methoxycarbonyl) oxy] -2-methyl-6-[(2,3,4,6-tetra-O-acetyl-5) obtained in 2) Thio-β-D-glucopyranosyl) oxy] benzyl} fe B) β-alanine amide hydrochloride (128 mg, 1.02 mmol), 1-hydroxybenzotriazole (86 mg, 0.564 mmol) in chloroform (5 mL) solution of but-3-enoic acid (360 mg, 0.512 mmol), 1-Ethyl-3- (3-dimethylaminopropyl) carbodiimide hydrochloride (137 mg, 0.717 mmol) and triethylamine (0.36 mL, 2.56 mmol) were added and stirred overnight. Water was added to the reaction mixture, and the mixture was extracted with chloroform. The organic layer was washed with saturated brine and then dried over anhydrous magnesium sulfate. After the desiccant was filtered off, the solvent was distilled off under reduced pressure, and the resulting residue was purified by silica gel column chromatography (chloroform: methanol = 50: 1 to 10: 1) to give the title compound (240 mg, 61) as a colorless powder. %).
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.75 (s, 3 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.19 (s, 3 H) 2.42-2.50 (m, 2 H) 3.06-3.14 (m, 2 H) 3.21-3.31 (m, 1 H) 3.49-3.59 (m, 2 H) 3.81-4.06 (m, 5 H) 4.11 (dd, J = 12.16, 4.04 Hz, 1 H) 4.29 (dd, J = 12.16, 5.52 Hz, 1 H) 5.07-5.39 (m, 3 H) 5.48-5.59 (m, 1 H) 5.67 (brs, 1 H) 6.11-6.25 (m , 1 H) 6.34 (brs, 1 H) 6.41-6.51 (m, 1 H) 6.74-6.78 (m, 1 H) 6.88-6.92 (m, 1 H) 6.94-7.00 (m, 2 H) 7.19-7.25 (m, 2 H).
ESI m / z = 795 (M + Na).
(2)(3E)−N−(3−アミノ−3−オキソプロピル)−4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタ−3−エンアミド(化合物26)の合成
4−(4−{(1E)−4−[(3−アミノ−3−オキソプロピル)アミノ]−4−オキソブタ−1−エン−1−イル}ベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(120mg、0.155mmol)とソディウムメトキシド(25%メタノール溶液;0.14mL、0.621mmol)を用い、実施例3に示す方法と同様の方法で表題化合物(55mg、65%)を合成した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(2) (3E) -N- (3-amino-3-oxopropyl) -4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] Synthesis of (benzyl} phenyl) but-3-enamide (Compound 26) 4- (4-{(1E) -4-[(3-amino-3-oxopropyl) amino] -4-oxobut-1-ene-1 -Yl} benzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (120 mg, 0.155 mmol) And the sodium methoxide (25% methanol solution; 0.14 mL, 0.621 mmol) was used to synthesize the title compound (55 mg, 65%) in the same manner as in Example 3. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例14
N−(3−アミノ−3−オキソプロピル)−4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタンアミド(化合物27)の合成
(1)4−(4−{4−[(3−アミノ−3−オキソプロピル)アミノ]−4−オキソブチル}ベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナートの合成
実施例13の(1)で得られた4−(4−{(1E)−4−[(3−アミノ−3−オキソプロピル)アミノ]−4−オキソブタ−1−エン−1−イル}ベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(120mg、0.155mmol)とパラジウム−活性炭素(10%)(40mg)を用い、参考例11の(3)に示した方法と同様の方法で表題化合物(80mg、67%)を合成した。
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.76 (s, 3 H) 1.84 - 1.94 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.13 (t, J=7.38 Hz, 2 H) 2.20 (s, 3 H) 2.39 - 2.49 (m, 2 H) 2.57 (t, J=7.38 Hz, 2 H) 3.18 - 3.33 (m, 1 H) 3.44 - 3.58 (m, 2 H) 3.79 - 4.18 (m, 6 H) 4.25 - 4.34 (m, 1 H) 5.06 - 5.38 (m, 3 H) 5.49 - 5.57 (m, 1 H) 5.73 (brs, 1 H) 6.20 (brs, 1 H) 6.74 - 6.77 (m, 1 H) 6.88 - 6.91 (m, 1 H) 6.91 - 6.96 (m, 2 H) 6.98 - 7.04 (m, 2 H).
ESI m/z = 797 (M+Na).
Example 14
N- (3-amino-3-oxopropyl) -4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) butanamide (compound 27) Synthesis (1) 4- (4- {4-[(3-amino-3-oxopropyl) amino] -4-oxobutyl} benzyl) -3-methyl-5-[(2,3,4, Synthesis of 6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate 4- (4-{(1E) -4-[() obtained in (1) of Example 13 3-amino-3-oxopropyl) amino] -4-oxobut-1-en-1-yl} benzyl) -3-methyl-5-[(2,3,4,6-tetra-O-acetyl-5) -Thio-β-D-glucopyranosyl) oxy] The title compound (80 mg, 67%) was prepared in the same manner as shown in (3) of Reference Example 11 using phenyl methyl carbonate (120 mg, 0.155 mmol) and palladium-activated carbon (10%) (40 mg). Synthesized.
1H NMR (300 MHz, CHLOROFORM-d) δ ppm 1.76 (s, 3 H) 1.84-1.94 (m, 2 H) 1.97 (s, 3 H) 2.03 (s, 3 H) 2.06 (s, 3 H) 2.13 (t, J = 7.38 Hz, 2 H) 2.20 (s, 3 H) 2.39-2.49 (m, 2 H) 2.57 (t, J = 7.38 Hz, 2 H) 3.18-3.33 (m, 1 H) 3.44- 3.58 (m, 2 H) 3.79-4.18 (m, 6 H) 4.25-4.34 (m, 1 H) 5.06-5.38 (m, 3 H) 5.49-5.57 (m, 1 H) 5.73 (brs, 1 H) 6.20 (brs, 1 H) 6.74-6.77 (m, 1 H) 6.88-6.91 (m, 1 H) 6.91-6.96 (m, 2 H) 6.98-7.04 (m, 2 H).
ESI m / z = 797 (M + Na).
(2)N−(3−アミノ−3−オキソプロピル)−4−(4−{4−ヒドロキシ−2−メチル−6−[(5−チオ−β−D−グルコピラノシル)オキシ]ベンジル}フェニル)ブタンアミド(化合物27)の合成
4−(4−{4−[(3−アミノ−3−オキソプロピル)アミノ]−4−オキソブチル}ベンジル)−3−メチル−5−[(2,3,4,6−テトラ−O−アセチル−5−チオ−β−D−グルコピラノシル)オキシ]フェニル メチル カルボナート(80mg、0.103mmol)とソディウムメトキシド(25%メタノール溶液;0.090mL、0.412mmol)を用い、実施例3に示した方法と同様の方法で表題化合物(55mg、97%)を合成した。得られた化合物の構造、NMRデータ及びMSデータを表1−1〜1−6に示す。
(2) N- (3-amino-3-oxopropyl) -4- (4- {4-hydroxy-2-methyl-6-[(5-thio-β-D-glucopyranosyl) oxy] benzyl} phenyl) Synthesis of Butanamide (Compound 27) 4- (4- {4-[(3-Amino-3-oxopropyl) amino] -4-oxobutyl} benzyl) -3-methyl-5-[(2,3,4, 6-tetra-O-acetyl-5-thio-β-D-glucopyranosyl) oxy] phenyl methyl carbonate (80 mg, 0.103 mmol) and sodium methoxide (25% methanol solution; 0.090 mL, 0.412 mmol). The title compound (55 mg, 97%) was synthesized in the same manner as described in Example 3. The structure, NMR data, and MS data of the obtained compound are shown in Tables 1-1 to 1-6.
実施例8 Example 8
製造方法
薬物を乳糖一水和物、結晶セルロース、カルボキシメチルセルロースカルシウム及びヒドロキシプロピルセルロースと混合し、この混合物を粉砕機で粉砕する。粉砕された混合物を撹拌造粒機で1分間混合し、その後、水で4−8分間造粒する。得られた造粒物を70℃で40分間乾燥する。造粒乾燥末を500μmの篩で篩過する。篩過後の造粒乾燥末とステアリン酸マグネシウムを、V型混合機を用いて30rpm、3分間混合する。ロータリー式打錠機を用いて得られた打錠用顆粒を圧縮成形し製錠する。
Manufacturing Method The drug is mixed with lactose monohydrate, crystalline cellulose, carboxymethylcellulose calcium and hydroxypropylcellulose, and this mixture is pulverized with a pulverizer. The pulverized mixture is mixed with a stirring granulator for 1 minute and then granulated with water for 4-8 minutes. The resulting granulate is dried at 70 ° C. for 40 minutes. The granulated dry powder is sieved with a 500 μm sieve. The granulated dry powder after sieving and magnesium stearate are mixed at 30 rpm for 3 minutes using a V-type mixer. The tableting granules obtained using a rotary tableting machine are compression-molded and tableted.
試験例1
(1)ヒトSGLT1とヒトSGLT2のクローニングと発現ベクターへの導入
ヒト小腸由来mRNAからヒトSGLT1配列(NM_000343)を逆転写の後増幅し、pCMV−tag5A(ストラタジーン社)に導入した。また、ヒトSGLT2配列(NM_003041)はヒト腎由来mRNAから同様な方法で調製し、pcDNA3.1+hygro(インビトロジェン社)に導入した。それぞれのクローンの配列が、報告されている配列と一致することを確認した。
Test example 1
(1) Cloning of human SGLT1 and human SGLT2 and introduction into expression vector Human SGLT1 sequence (NM_000343) was amplified from human small intestine-derived mRNA after reverse transcription and introduced into pCMV-tag5A (Stratagene). The human SGLT2 sequence (NM_003041) was prepared from human kidney-derived mRNA by the same method and introduced into pcDNA3.1 + hygro (Invitrogen). It was confirmed that the sequence of each clone matched the reported sequence.
(2)ヒトSGLT1及びヒトSGLT2を安定に発現するCHO―k1細胞の作成
ヒトSGLT1およびヒトSGLT2発現ベクターを、リポフェクトアミン2000(インビトロジェン社)を用いてCHO−K1細胞へトランスフェクションした。SGLT発現細胞は、500μg/mLの濃度のジェネティシン(SGLT1)またはハイグロマイシンB(SGLT2)の存在下で培養し耐性株を選択し、下記に示す系により糖取り込み比活性を指標に取得した。
(2) Production of CHO-k1 cells stably expressing human SGLT1 and human SGLT2 Human SGLT1 and human SGLT2 expression vectors were transfected into CHO-K1 cells using Lipofectamine 2000 (Invitrogen). SGLT-expressing cells were cultured in the presence of geneticin (SGLT1) or hygromycin B (SGLT2) at a concentration of 500 μg / mL, resistant strains were selected, and the sugar uptake specific activity was obtained using the system shown below as an index.
(3)細胞におけるナトリウム依存的糖取り込み阻害試験
ヒトSGLT1又はヒトSGLT2を安定に発現する細胞をナトリウム依存的グルコース取り込み活性阻害試験に用いた。
(3) Sodium-dependent sugar uptake inhibition test in cells Cells stably expressing human SGLT1 or human SGLT2 were used in sodium-dependent glucose uptake activity inhibition tests.
細胞を前処理用緩衝液(140mM 塩化コリン、2mM KCl、1mM CaCl2、1mM MgCl2、10mM HEPES/5mM Tris、pH7.4)1mL中で20分間インキュベーションした。前処理用緩衝液を除去し、試験化合物を含む取り込み用緩衝液([14C]メチル α−D−グルコピラノシドを含むメチル α−D−グルコピラノシド(SGLT1阻害では0.1mM、SGLT2阻害では1mM)、140mM NaCl、2mM KCl、1mM CaCl2、1mM MgCl2、10mM HEPES/5mM Tris、pH7.4)を200μL加え、37℃にて30分(SGLT1)又は1時間(SGLT2)取り込み反応を行った。反応後細胞を洗浄用緩衝液(10mM メチル α−D−グルコピラノシド、140mM 塩化コリン2mM KCl、1mM CaCl2、1mM MgCl2、10mM HEPES/5mM Tris、pH7.4)1mLで2回洗浄し、0.2M NaOH溶液400μLに溶かした。アクアゾール2(パーキンエルマー社)を加えよく混和した後、液体シンチレーションカウンター(ベックマンコールター社)で放射活性を測定した。対照群として試験化合物を含まない取り込み用緩衝液を調製した。また基礎取り込み用としてNaClに代えて塩化コリンを含む取り込み用緩衝液を調製した。 The cells were incubated in 1 mL of pretreatment buffer (140 mM choline chloride, 2 mM KCl, 1 mM CaCl 2 , 1 mM MgCl 2 , 10 mM HEPES / 5 mM Tris, pH 7.4) for 20 minutes. The pretreatment buffer is removed and the uptake buffer containing the test compound ([ 14 C] methyl α-D-glucopyranoside containing methyl α-D-glucopyranoside (0.1 mM for SGLT1 inhibition, 1 mM for SGLT2 inhibition), 200 μL of 140 mM NaCl, 2 mM KCl, 1 mM CaCl 2 , 1 mM MgCl 2 , 10 mM HEPES / 5 mM Tris, pH 7.4) was added, and an uptake reaction was performed at 37 ° C. for 30 minutes (SGLT1) or 1 hour (SGLT2). After the reaction, the cells were washed twice with 1 mL of washing buffer (10 mM methyl α-D-glucopyranoside, 140 mM choline chloride 2 mM KCl, 1 mM CaCl 2 , 1 mM MgCl 2 , 10 mM HEPES / 5 mM Tris, pH 7.4). Dissolved in 400 μL of 2M NaOH solution. Aquasol 2 (Perkin Elmer) was added and mixed well, and then the radioactivity was measured with a liquid scintillation counter (Beckman Coulter). As a control group, an uptake buffer containing no test compound was prepared. For basal uptake, an uptake buffer containing choline chloride instead of NaCl was prepared.
IC50値を求めるにあたり、適当な6濃度の試験化合物を用い、対照群の糖取り込み量(100%)に対し、糖取り込み量が50%阻害される試験化合物濃度(IC50値)を算出した。試験結果を表4に示す。 In determining the IC 50 value, the test compound concentration (IC 50 value) at which the sugar uptake amount was inhibited by 50% relative to the sugar uptake amount (100%) of the control group was calculated using appropriate 6 concentrations of the test compound. . The test results are shown in Table 4.
本発明により、小腸上皮に発現するSGLT1(ナトリウム依存性グルコース共輸送体1)を選択的に阻害し、小腸からの糖吸収を阻害することによって、IGT(耐糖能異常)を制御するフェニル 5−チオグリコシド化合物を有効成分として含有する糖尿病の予防又は治療剤を提供することが期待される。
According to the present invention, phenyl 5-55 regulates IGT (abnormal glucose tolerance) by selectively inhibiting SGLT1 (sodium-dependent glucose cotransporter 1) expressed in the small intestine epithelium and inhibiting sugar absorption from the small intestine. It is expected to provide a preventive or therapeutic agent for diabetes containing a thioglycoside compound as an active ingredient.
Claims (3)
R1及びR2は、同一または異なって、水素原子、水酸基、C1-6アルキル基、又はC1-6アルコキシ基を示す。
Zは、−NHSO2フェニル、−NHSO2NH2、−NHC(=NH)NH2、−NHCON(RA)RB、又は“メチル基及びオキソ基の少なくとも1種で置換された4〜6員へテロシクロアルキル基”、又は−Y−CON(RC)RDを示す。
ただし、
RA及びRBは、同一または異なって、水素原子、C1-6アルキル基、C3-7シクロアルキル基、又は“水酸基、−CONH2、フェニル基及びピリジル基からなる群より選択される1〜3個の基で置換されたC1-6アルキル基”を示す。
Yは、C1-6アルキレン基又はC2-6アルケニレン基を示し、RC及びRDの一方が“−CONH2で置換されたC1-6アルキル基”を示すとき、他方は水素原子を示す。 A phenyl 5-thioglucoside compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof or a hydrate thereof.
R 1 and R 2 are the same or different and each represents a hydrogen atom, a hydroxyl group, a C 1-6 alkyl group, or a C 1-6 alkoxy group.
Z is —NHSO 2 phenyl, —NHSO 2 NH 2 , —NHC (═NH) NH 2 , —NHCON (R A ) R B , or “4-6 substituted with at least one of a methyl group and an oxo group” A membered heterocycloalkyl group "or -Y-CON (R C ) R D.
However,
R A and R B are the same or different and are selected from the group consisting of a hydrogen atom, a C 1-6 alkyl group, a C 3-7 cycloalkyl group, or a “hydroxyl group, —CONH 2 , a phenyl group, and a pyridyl group. C 1-6 alkyl group substituted by 1 to 3 groups ”.
Y represents a C 1-6 alkylene group or a C 2-6 alkenylene group, and when one of R C and R D represents “C 1-6 alkyl group substituted with —CONH 2 ”, the other is a hydrogen atom. Indicates.
A prophylactic or therapeutic agent for diabetes comprising the phenyl 5-thioglucoside compound represented by the formula (I) or a pharmaceutically acceptable salt thereof or a hydrate thereof as an active ingredient.
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AR079438A1 (en) | 2009-12-09 | 2012-01-25 | Panacea Biotec Ltd | SUGAR DERIVATIVES, PHARMACEUTICAL COMPOSITIONS AND THEIR USES |
WO2011107494A1 (en) | 2010-03-03 | 2011-09-09 | Sanofi | Novel aromatic glycoside derivatives, medicaments containing said compounds, and the use thereof |
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WO2013037390A1 (en) | 2011-09-12 | 2013-03-21 | Sanofi | 6-(4-hydroxy-phenyl)-3-styryl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid amide derivatives as kinase inhibitors |
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JP2005247834A (en) * | 2004-02-04 | 2005-09-15 | Taisho Pharmaceut Co Ltd | Activity inhibitor of sodium-dependent glucose cotransporter 2 |
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2006
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