JPS62252786A - 4-substituted beta-lactam compound - Google Patents
4-substituted beta-lactam compoundInfo
- Publication number
- JPS62252786A JPS62252786A JP59587A JP59587A JPS62252786A JP S62252786 A JPS62252786 A JP S62252786A JP 59587 A JP59587 A JP 59587A JP 59587 A JP59587 A JP 59587A JP S62252786 A JPS62252786 A JP S62252786A
- Authority
- JP
- Japan
- Prior art keywords
- group
- compound
- formula
- alkyl
- butyldimethylsilyloxyethyl
- 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.)
- Granted
Links
- -1 beta-lactam compound Chemical class 0.000 title claims abstract description 39
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 15
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 6
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 6
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims abstract description 3
- 125000000475 sulfinyl group Chemical group [*:2]S([*:1])=O 0.000 claims abstract description 3
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 claims abstract description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- 125000004434 sulfur atom Chemical group 0.000 claims description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 abstract description 32
- 150000001875 compounds Chemical class 0.000 abstract description 22
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 3
- SUAVNZMIOODRBR-UHFFFAOYSA-N bis(trifluoromethylsulfonyloxy)boranyl trifluoromethanesulfonate Chemical compound FC(F)(F)S(=O)(=O)OB(OS(=O)(=O)C(F)(F)F)OS(=O)(=O)C(F)(F)F SUAVNZMIOODRBR-UHFFFAOYSA-N 0.000 abstract description 3
- 150000003512 tertiary amines Chemical class 0.000 abstract description 3
- HIAIVILTZQDDNY-UHFFFAOYSA-J tin(4+);trifluoromethanesulfonate Chemical compound [Sn+4].[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F HIAIVILTZQDDNY-UHFFFAOYSA-J 0.000 abstract description 2
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 abstract 1
- YZBQHRLRFGPBSL-RXMQYKEDSA-N carbapenem Chemical class C1C=CN2C(=O)C[C@H]21 YZBQHRLRFGPBSL-RXMQYKEDSA-N 0.000 abstract 1
- 239000012442 inert solvent Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 abstract 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 33
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 28
- 235000019260 propionic acid Nutrition 0.000 description 14
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 12
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 12
- BSIMZHVOQZIAOY-SCSAIBSYSA-N 1-carbapenem-3-carboxylic acid Chemical class OC(=O)C1=CC[C@@H]2CC(=O)N12 BSIMZHVOQZIAOY-SCSAIBSYSA-N 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- 239000002904 solvent Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- VNDYJBBGRKZCSX-UHFFFAOYSA-L zinc bromide Chemical compound Br[Zn]Br VNDYJBBGRKZCSX-UHFFFAOYSA-L 0.000 description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 6
- 150000001408 amides Chemical class 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000000543 intermediate Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Substances OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000005092 alkenyloxycarbonyl group Chemical group 0.000 description 3
- 125000005098 aryl alkoxy carbonyl group Chemical group 0.000 description 3
- MNFORVFSTILPAW-UHFFFAOYSA-N azetidin-2-one Chemical compound O=C1CCN1 MNFORVFSTILPAW-UHFFFAOYSA-N 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000010898 silica gel chromatography Methods 0.000 description 3
- 150000007970 thio esters Chemical class 0.000 description 3
- 229940102001 zinc bromide Drugs 0.000 description 3
- DCTOHCCUXLBQMS-UHFFFAOYSA-N 1-undecene Chemical compound CCCCCCCCCC=C DCTOHCCUXLBQMS-UHFFFAOYSA-N 0.000 description 2
- VBWYZPGRKYRKNV-UHFFFAOYSA-N 3-propanoyl-1,3-benzoxazol-2-one Chemical compound C1=CC=C2OC(=O)N(C(=O)CC)C2=C1 VBWYZPGRKYRKNV-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- HTLZVHNRZJPSMI-UHFFFAOYSA-N N-ethylpiperidine Chemical compound CCN1CCCCC1 HTLZVHNRZJPSMI-UHFFFAOYSA-N 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- 125000004423 acyloxy group Chemical group 0.000 description 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- YEDUAINPPJYDJZ-UHFFFAOYSA-N hydroxybenzothiazole Natural products C1=CC=C2SC(O)=NC2=C1 YEDUAINPPJYDJZ-UHFFFAOYSA-N 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000008363 phosphate buffer Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- ILMRJRBKQSSXGY-UHFFFAOYSA-N tert-butyl(dimethyl)silicon Chemical group C[Si](C)C(C)(C)C ILMRJRBKQSSXGY-UHFFFAOYSA-N 0.000 description 2
- 125000004665 trialkylsilyl group Chemical group 0.000 description 2
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- ONQBOTKLCMXPOF-UHFFFAOYSA-N 1-ethylpyrrolidine Chemical compound CCN1CCCC1 ONQBOTKLCMXPOF-UHFFFAOYSA-N 0.000 description 1
- UTQNKKSJPHTPBS-UHFFFAOYSA-N 2,2,2-trichloroethanone Chemical group ClC(Cl)(Cl)[C]=O UTQNKKSJPHTPBS-UHFFFAOYSA-N 0.000 description 1
- MEKOFIRRDATTAG-UHFFFAOYSA-N 2,2,5,8-tetramethyl-3,4-dihydrochromen-6-ol Chemical compound C1CC(C)(C)OC2=C1C(C)=C(O)C=C2C MEKOFIRRDATTAG-UHFFFAOYSA-N 0.000 description 1
- 125000004217 4-methoxybenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1OC([H])([H])[H])C([H])([H])* 0.000 description 1
- ODVBBZFQPGORMJ-UHFFFAOYSA-N 4-nitrobenzylamine Chemical class NCC1=CC=C([N+]([O-])=O)C=C1 ODVBBZFQPGORMJ-UHFFFAOYSA-N 0.000 description 1
- 102000052583 Anaphase-Promoting Complex-Cyclosome Apc8 Subunit Human genes 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 101000912124 Homo sapiens Cell division cycle protein 23 homolog Proteins 0.000 description 1
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 description 1
- 101100029577 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CDC43 gene Proteins 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000002260 anti-inflammatory agent Substances 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 1
- RIKWFMNAVINQFL-UHFFFAOYSA-N bis(2-methylpropyl)boron Chemical compound CC(C)C[B]CC(C)C RIKWFMNAVINQFL-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229940041011 carbapenems Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 125000002668 chloroacetyl group Chemical group ClCC(=O)* 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- BXOWJCKNZSVDCN-UHFFFAOYSA-N cyclopentylboron Chemical compound [B]C1CCCC1 BXOWJCKNZSVDCN-UHFFFAOYSA-N 0.000 description 1
- LBXAVKDBZDCPJS-UHFFFAOYSA-N di(propan-2-yl)boron Chemical compound CC(C)[B]C(C)C LBXAVKDBZDCPJS-UHFFFAOYSA-N 0.000 description 1
- FAVAVMFXAKZTMV-UHFFFAOYSA-N dibutylboranyl trifluoromethanesulfonate Chemical compound CCCCB(CCCC)OS(=O)(=O)C(F)(F)F FAVAVMFXAKZTMV-UHFFFAOYSA-N 0.000 description 1
- OVVMHZRGSHTZDB-UHFFFAOYSA-N dibutylboron Chemical compound CCCC[B]CCCC OVVMHZRGSHTZDB-UHFFFAOYSA-N 0.000 description 1
- 125000004989 dicarbonyl group Chemical group 0.000 description 1
- LUHUASWMJCSDTG-UHFFFAOYSA-N dicyclohexylboron Chemical compound C1CCCCC1[B]C1CCCCC1 LUHUASWMJCSDTG-UHFFFAOYSA-N 0.000 description 1
- JHGHJRHOFSBYSV-UHFFFAOYSA-N dicyclopentylboron Chemical compound C1CCCC1[B]C1CCCC1 JHGHJRHOFSBYSV-UHFFFAOYSA-N 0.000 description 1
- AOBOMOUUYYHMOX-UHFFFAOYSA-N diethylboron Chemical compound CC[B]CC AOBOMOUUYYHMOX-UHFFFAOYSA-N 0.000 description 1
- 125000005982 diphenylmethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000003754 ethoxycarbonyl group Chemical group C(=O)(OCC)* 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- ISRXMEYARGEVIU-UHFFFAOYSA-N n-methyl-n-propan-2-ylpropan-2-amine Chemical compound CC(C)N(C)C(C)C ISRXMEYARGEVIU-UHFFFAOYSA-N 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000003232 p-nitrobenzoyl group Chemical group [N+](=O)([O-])C1=CC=C(C(=O)*)C=C1 0.000 description 1
- 125000006503 p-nitrobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1[N+]([O-])=O)C([H])([H])* 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 description 1
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000006239 protecting group Chemical group 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000010189 synthetic method Methods 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
- 238000004809 thin layer chromatography Methods 0.000 description 1
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 description 1
- 125000004044 trifluoroacetyl group Chemical group FC(C(=O)*)(F)F 0.000 description 1
- 125000000025 triisopropylsilyl group Chemical group C(C)(C)[Si](C(C)C)(C(C)C)* 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Abstract
Description
【発明の詳細な説明】
発明の目的
1位無置換のカルバペネム誘導体は、強い抗菌活性を示
すことが知られておフ、その合成法はすでにいくつかの
方法が報告(J、 Am、 Chew。[Detailed Description of the Invention] Object of the Invention Carbapenem derivatives with no substitution at the 1-position are known to exhibit strong antibacterial activity, and several methods for their synthesis have already been reported (J, Am, Chew.
Sac、、 102 6161 (1980) 、 T
etrahedron Lezi、 252793 (
1984))されている。これらの合成法においては化
合物(1)およびQ)が、1要な中間体となっている。Sac, 102 6161 (1980), T
etrahedron Lezi, 252793 (
1984)). In these synthetic methods, compounds (1) and Q) are essential intermediates.
(式中R1は保護されていてもよい水酸基もしくはハロ
ゲン原子で置換されていてもよいアルキル基を示し、
R6はアミノ基が置換していてもよいアルキル基または
へテロシクリル基金示す。〕本発明者等は化合物(1)
および(2)の簡便な合成法を検討し、後記化合物(3
)が化合物(1)および(2)の合成中間体であること
を見い出した。(In the formula, R1 represents an optionally protected hydroxyl group or an alkyl group optionally substituted with a halogen atom,
R6 represents an alkyl group or a heterocyclyl group which may be substituted with an amino group. ] The present inventors have developed compound (1)
We investigated a simple synthesis method for (2) and (2), and obtained the following compound (3).
) was found to be a synthetic intermediate of compounds (1) and (2).
一方1位にアルキル基を有するカルバペネム誘導体のう
ち、その配位がRであるものは、強い抗菌活性ヲ示しか
つ1位無置換のカルバペネム誘導体に比してすぐれた化
学的および生体内安定性を有することが知られている(
Hezerocycleg21 1 (t9a4))。On the other hand, among carbapenem derivatives having an alkyl group at the 1-position, those whose coordination is R exhibit strong antibacterial activity and superior chemical and in-vivo stability compared to carbapenem derivatives that are unsubstituted at the 1-position. It is known to have (
Hezerocycleg21 1 (t9a4)).
従って1位がR配位を有するアルキル置換カルバペネム
の選択的合成法の開発が望まれている。発明者等は、そ
の合成法、を種々検討し、後記化合物(3)がその合成
の重要中間体であることを見い出し本発明を完成した。Therefore, it is desired to develop a method for selectively synthesizing alkyl-substituted carbapenems having an R coordination at the 1-position. The inventors have studied various methods of synthesizing the compound, and have completed the present invention by discovering that the compound (3) described below is an important intermediate for the synthesis.
発明の構成
本発明は、カルバペネム誘導体の合成中間体(3)に関
するものである。Structure of the Invention The present invention relates to a synthetic intermediate (3) for carbapenem derivatives.
式中、 R1は保護されていてもよい水酸基もしくはハ
ロゲン原子で置換されていてもよいアルキル基を示し
R2は水素原子ま九はアルキル基を示し、 Rは置換
基金有してもよい隣接する2個の炭素原子と一緒になっ
て形成する芳香環基を示し、Xは酸素原子、硫黄原子、
スルフィニル基、スルホニル基1 几ハNR’ 15
(R4は水素原子、アルキル基またはフェニル基を示す
)を示し、Yは酸素原子、硫黄原子ま之はNR5基(R
5は水素原子、アルキル基lたはフェニル基を示す)を
示す。In the formula, R1 represents an optionally protected hydroxyl group or an optionally substituted alkyl group with a halogen atom.
R2 represents a hydrogen atom and each represents an alkyl group, R represents an aromatic ring group formed by combining two adjacent carbon atoms which may have a substituent group, and X represents an oxygen atom, a sulfur atom,
Sulfinyl group, sulfonyl group 1 几HANR' 15
(R4 represents a hydrogen atom, an alkyl group, or a phenyl group), Y is an oxygen atom, and the sulfur atom is an NR5 group (R
5 represents a hydrogen atom, an alkyl group or a phenyl group).
化合物(3)のR1、R2、R4およびR5におけるア
ルキル基は、同一または異なって、メチル、エチル、プ
ロピル、イソプロピル、ブチル、イソブチル、S−ブチ
ル、t−ブチル、ペンチル。The alkyl groups in R1, R2, R4 and R5 of compound (3) are the same or different and are methyl, ethyl, propyl, isopropyl, butyl, isobutyl, S-butyl, t-butyl, and pentyl.
インペンチルまたはS−ペンチルなどがあげられ、好ま
しくはC1〜C4■アルキル基である。Examples include impentyl and S-pentyl, and preferred is a C1-C4 alkyl group.
R1における置換基の保護されていてもよい水酸基の保
護基は、たとえばアシル基、アラルキル基、アルキルオ
キシカルボニル基、アラルキルオキシカルボニル基、ア
ルケニルオキシカルボニル基、アルキルオキシメチル基
、置換エチル基、トリアルキルシリル基またはジフェニ
ルアルキルシリル基があけられ、好適にはアラルキルオ
キシカルボニル基、アルケニルオキシカルボニル基また
はトリアルキルシリル基である。The protecting group for the hydroxyl group which may be protected as a substituent in R1 is, for example, an acyl group, an aralkyl group, an alkyloxycarbonyl group, an aralkyloxycarbonyl group, an alkenyloxycarbonyl group, an alkyloxymethyl group, a substituted ethyl group, a trialkyl group. A silyl group or a diphenylalkylsilyl group is opened, preferably an aralkyloxycarbonyl group, an alkenyloxycarbonyl group or a trialkylsilyl group.
前述したアシル基は、たとえばホルミル、アセチル、ク
ロロアセチル、ジクロロアセチル、トリクロロアセチル
、トリフルオロアセチル、プロピオニル、ブチリル、4
−トルオイル、4−アニソイル、4−ニトロベンゾイル
i*は2−ニトロベンゾイルがあげられる。アラルキル
基は、たとえばベンジル、4−メトキシベンジル、2−
ニトロベンジル、4−ニトロベンジル、ジフェニルメチ
ルまたハトリフェニルメチルカアげられる。アルキルオ
キシカルボニル基は、たとえばメトキシカルボニル、エ
トキシカルボニル、t−ブトキシカルボニル、2.2.
2−)リクロロエトキシカルボニルまたは2−トリメチ
ルシリルエトキシカルボニルがあげられる。アラルキル
オキシカルボニル基は、たとえばベンジルオキシカルボ
ニル、4−メトキシベンジルオキシカルボニル、3,4
−ジメトキシベンジルオキシカルボニル、2−ニトロベ
ンジルオキシカルボニル1 fc ハ4−ニトロベンジ
ルオ中ジカルボニルがあげられる。アルケニルオキシカ
ルボニル基は、ビニルオキシカルボニルま之はアリルオ
キシカルボニルがあげられる。アルキルオキシメチル基
は、たとえばメトキシメチル、t−ブトキシメチル、2
−メトキシエトキシメチルまたは2.2.2− )リク
ロロエトキシメチルがあげられる。置換エチル基は、た
とえば1−エトキシエチル、1−メチル−1−メトキシ
エチルまたは2.2.2− トリクロロエチルがあげら
れる。トリアルキルシリル基は、たとえばトリメチルシ
リル、トリエチルシリル、ジメチルインプロピルシリル
、t−ブチルジメチルシリルまたはトリイソプロピルシ
リルがあげられる。ジフェニルアルキルシリル基ハ、f
c、5:;tハシフxニルメチル、ジフェニルエチルが
あげられる。The aforementioned acyl groups are, for example, formyl, acetyl, chloroacetyl, dichloroacetyl, trichloroacetyl, trifluoroacetyl, propionyl, butyryl,
-Toluoyl, 4-anisoyl, and 4-nitrobenzoyl i* include 2-nitrobenzoyl. Aralkyl groups include, for example, benzyl, 4-methoxybenzyl, 2-
Nitrobenzyl, 4-nitrobenzyl, diphenylmethyl or triphenylmethyl can be used. Alkyloxycarbonyl groups include, for example, methoxycarbonyl, ethoxycarbonyl, t-butoxycarbonyl, 2.2.
2-) Lichloroethoxycarbonyl or 2-trimethylsilylethoxycarbonyl. Aralkyloxycarbonyl groups include, for example, benzyloxycarbonyl, 4-methoxybenzyloxycarbonyl, 3,4
-dimethoxybenzyloxycarbonyl, 2-nitrobenzyloxycarbonyl 1 fc 4-nitrobenzyloxycarbonyl, and dicarbonyl. Examples of the alkenyloxycarbonyl group include vinyloxycarbonyl and allyloxycarbonyl. Alkyloxymethyl groups include, for example, methoxymethyl, t-butoxymethyl, 2
-methoxyethoxymethyl or 2.2.2-)lichloroethoxymethyl. Examples of the substituted ethyl group include 1-ethoxyethyl, 1-methyl-1-methoxyethyl or 2.2.2-trichloroethyl. Examples of the trialkylsilyl group include trimethylsilyl, triethylsilyl, dimethylimpropylsilyl, t-butyldimethylsilyl or triisopropylsilyl. Diphenylalkylsilyl group c, f
c, 5:;t Hasif x nylmethyl, diphenylethyl.
R1における置換基のノ・ロゲン原子は、念とえは弗素
、塩素または臭素があげられる。Examples of the substituent atom in R1 include fluorine, chlorine, or bromine.
R3の隣接する2個の炭素原子と一緒になって・印は隣
接する2 11の炭素原子を示す)があげられる。これ
らの芳香環基は以下に示す同一または異なる1〜2個の
置換基を有してもよい。Together with the two adjacent carbon atoms of R3, the * mark indicates adjacent 2 11 carbon atoms). These aromatic ring groups may have one or two substituents that are the same or different as shown below.
シのようなアルコキシ基;塩素もしくは臭素のようなハ
ロゲン原子またはニトロ基があげられる。Examples include alkoxy groups such as , halogen atoms such as chlorine or bromine, or nitro groups.
化合物(3)は、その不斉炭素にもとすく種々の異性体
が存在する。本発明はそれらの一種またはその混合物を
含む。Compound (3) has various isomers even at its asymmetric carbon. The present invention includes one or a mixture thereof.
化合物(3)の特に好適な化合物は1次の表に記載され
た化合物(3つをあげることができる。Particularly preferable compounds for compound (3) are the compounds listed in the following table (three examples may be mentioned).
表中、TBSはt−ブチルジメチルシリル、TMSはト
リメチルシリル、
PNZは4−ニトロベンジルオキシカルボニル、
ALZはアリルオキシカルボニルを示す。In the table, TBS represents t-butyldimethylsilyl, TMS represents trimethylsilyl, PNZ represents 4-nitrobenzyloxycarbonyl, and ALZ represents allyloxycarbonyl.
本発明の目的化合物(3)は以下に記載する方法によっ
て製造することが出来る。The object compound (3) of the present invention can be produced by the method described below.
上記式中R’、R2,R’、X及びYは前述と同意義ヲ
示し、2はアセトキシ、プロピオニルオキシ、ピパロイ
ルオキシ、バレリルオキシ、ヘキサノイルオキシ、エチ
ルヘキサノイルオキシ、ヘプタノイルオキシ、オクタノ
イルオキシ、任肱イルオキシ、デカノイルオキシの二つ
な脂JI7[アシルオキシ基ま次はベンゼンスルホニル
基などの脱離基金示す。In the above formula, R', R2, R', X and Y have the same meanings as above, and 2 is acetoxy, propionyloxy, piparoyloxy, valeryloxy, hexanoyloxy, ethylhexanoyloxy, heptanoyloxy, octanoyloxy, There are two types of acyloxy and decanoyloxy groups: the acyloxy group and the benzenesulfonyl group.
当該反応に用いられる試薬としては第三級アミン及びボ
ロントリフレートまたはスズトリフレートがあげられる
。Reagents used in the reaction include tertiary amines and boron triflate or tin triflate.
第三級アミンとしてはたとえばジイソプロピルエチルア
ミン、ジイソプロピルメチルアミン、トリエチルアミン
、1−エチルピペリジン、1−メチルモルホリン、1−
エチルピロリジン、1.4−ジアザビシクロ[2,2,
2]オクタン、1゜5−ジアザビシクロ[5,4,0:
]]ウンデセンーまたは1.5−ジアザビシクロ(:
4.3.0 )ノネン−5のような環状°もしくは鎖状
のアミンがあげられる。Examples of tertiary amines include diisopropylethylamine, diisopropylmethylamine, triethylamine, 1-ethylpiperidine, 1-methylmorpholine, 1-
Ethylpyrrolidine, 1,4-diazabicyclo[2,2,
2] Octane, 1°5-diazabicyclo[5,4,0:
]]Undecene or 1,5-diazabicyclo(:
4.3.0) Cyclic or linear amines such as nonene-5 can be mentioned.
ボロントリフレートのボロンとしてはジブチルボロン、
シフロピルポロン、ジエチルボロン、ジイソプロピルボ
ロン、ジイソブチルボロン、ジシクロへキシルボロン、
ジシクロペンチルボロン、シクロペンチル曇キシルボロ
ンまたは9−ボラビシクロ(3,3,1)ノニルがあげ
られる。Dibutyl boron is boron for boron triflate,
Cifuropyrporone, diethylboron, diisopropylboron, diisobutylboron, dicyclohexylboron,
Examples include dicyclopentylboron, cyclopentylboron, and 9-borabicyclo(3,3,1)nonyl.
当該反応に使用される溶剤としては本反応に関与しない
ものであれば特に限定はないが、メチレンクロライド、
クロロホルム、ジクロロエタンのようなハロゲン化炭化
水素類、ジエチルエーテル、テトラヒドロフランのよう
なエーテル類、ベンゼン、トルエンのような炭化水素類
が好適である。反応温度は通常−78℃乃至60℃であ
シ、好適には一10℃乃至20℃である。The solvent used in this reaction is not particularly limited as long as it is not involved in this reaction, but methylene chloride,
Preferred are halogenated hydrocarbons such as chloroform and dichloroethane, ethers such as diethyl ether and tetrahydrofuran, and hydrocarbons such as benzene and toluene. The reaction temperature is usually -78°C to 60°C, preferably -10°C to 20°C.
反応時間は原料化合物および反応試剤によシ異なるが通
常は2時間乃至24時間である。The reaction time varies depending on the raw material compounds and reaction reagents, but is usually 2 to 24 hours.
反応終了後目的化合物は常法に従って反応混合物から単
離することができる。たとえば、反応混合物に水を加え
反応を終結せしめた後、水と混合しない有機溶媒例えば
前記の反応溶媒または酢酸エチルで目的化合物を抽出し
、抽出液よシ溶剤を留去し、更に必要ならばカラムクロ
マトグラフィー等によフ精製し、純品を得ることが出来
る。After completion of the reaction, the target compound can be isolated from the reaction mixture according to conventional methods. For example, after adding water to the reaction mixture to terminate the reaction, the target compound is extracted with an organic solvent that is immiscible with water, such as the above-mentioned reaction solvent or ethyl acetate, and the solvent is distilled off from the extract. A pure product can be obtained by purification using column chromatography or the like.
発明の効果
本発明の目的化合物e)は有用な抗m注物質であるカル
バペネム誘導体の重要な合成中間体である。即ち
化合物(3)ヲ加水分解するとカルボン酸(6)が得ら
れる。化合物(6)は特開昭57−123182号公報
に示される方法によシカルバペネム誘導体(9)に導く
ことが出来る。又、化合物(3)ヲメルカブタン(7)
と反応させるとチオエステル(8)カ得られる。Effects of the Invention The object compound e) of the present invention is an important synthetic intermediate for carbapenem derivatives, which are useful anti-inflammatory substances. That is, when compound (3) is hydrolyzed, carboxylic acid (6) is obtained. Compound (6) can be converted into cicarbapenem derivative (9) by the method disclosed in JP-A-57-123182. Also, compound (3) omerkabutan (7)
When reacted with, thioester (8) is obtained.
化合物(8)は特開昭59−51286号公報に示され
る方法によりカルバペネム誘導体(9)に導くことが出
来る。Compound (8) can be converted into carbapenem derivative (9) by the method disclosed in JP-A-59-51286.
以下に実施例および参考例をあげ、本発明を更に具体的
に説明する。EXAMPLES The present invention will be explained in more detail with reference to Examples and Reference Examples below.
実施例1
3−フ゛ロビオニルペンゾオキサソ°りシー2−オン(
362Q)?、無水塩化メチレン(3rnt)Kとかし
、窒素雰囲気下、0℃で、ジブチルボロントリフレート
(2,1m)およびジイソプロピルエチルアミン(40
G、# ) t−加え、30分攪拌した。0℃で(3S
、4R)−4−アセトキシ−3−((R)−1−1−ブ
チルジメチルシリロキシエテル〕アゼチジン−2−オン
(287Q ) ’rm水塩化メチレン(2mj)Kと
かして加え、次いで臭化亜鉛(,5(119)を加えた
。室温で一役攪拌した後、水にあけ、酢酸エチルで抽出
しt0有機Nを無水硫酸マグネシウムで乾燥し之後、減
圧下、溶媒を留去した。残渣をシリカゲルのカラムクロ
マトグラフィーにかけ、ヘキサン/酢酸エチル−2/1
で展開して、(匂−2−((3S。Example 1 3-Fillobionylpenzooxazoletricyone (
362Q)? , anhydrous methylene chloride (3rnt), dibutylboron triflate (2.1 m) and diisopropylethylamine (40
G, #) t- was added and stirred for 30 minutes. At 0℃ (3S
, 4R)-4-acetoxy-3-((R)-1-1-butyldimethylsilyloxyethyl)azetidin-2-one (287Q)'rm hydrated methylene chloride (2mj) and then add zinc bromide. (,5(119)) was added. After stirring at room temperature, it was poured into water, extracted with ethyl acetate, the t0 organic N was dried over anhydrous magnesium sulfate, and the solvent was distilled off under reduced pressure. The residue was purified using silica gel. Hexane/ethyl acetate-2/1
Expand with (Oi-2-((3S.
4Rン−3−((R)−1−1−フ゛チルジメチルシリ
ルオキシエチル)−2−オキソアゼチジン−4−イル〕
プロピオン酸 2−ベンゾオキサシリノンアミドと(s
) −2−C(3S 、 4R)−2−オキンー3−(
(R)−1−1−ブチルジメチルシリルオキシ)アゼチ
ジン−4−イル〕プロピオン酸2−ベンゾオキサシリノ
ンアミドの6:1の混合物96りを得た。 ギし仄才勿
;
NMR(cDct5)δppm : 0.08 (6H
、s ) 、 0.139(9H,s)、1.24(3
H,d、Jw7Fz)。4R-3-((R)-1-1-phytyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl]
Propionic acid 2-benzoxacillinone amide (s
) -2-C(3S, 4R)-2-okine-3-(
A 6:1 mixture of (R)-1-1-butyldimethylsilyloxy)azetidin-4-yl]propionic acid 2-benzoxacillinone amide was obtained. NMR (cDct5) δppm: 0.08 (6H
, s), 0.139 (9H, s), 1.24 (3
H, d, Jw7Fz).
1.35(3H,d、J−7Hz)、3.06(IH。1.35 (3H, d, J-7Hz), 3.06 (IH.
dd 、 J= 4 、 2 Fiz )
、 3.9〜4.5 (3H,c+)。dd, J=4, 2Fiz)
, 3.9-4.5 (3H, c+).
6.1 (I H、br 、 s) 、
7.1〜7.4 (3H,:n)。6.1 (I H, br, s),
7.1-7.4 (3H,:n).
7.8 〜B、3 (I E’l 、 m )工
R(CFCl2)cm−’ : 3420 、
1790 、1770実施例2
3−プロピオニルベンゾチアン゛りシー2−オン(41
41g)t−無水塩化メチレン(3−)にとかし、窒素
雰囲気下、0℃で、ジブチルポロントリフレート(2,
2d)Thよびジイソプロピルエチルアミン(420,
cd)を加え、30分攪拌した。0°Cで(33,4R
)−4−アセトキシ−3−((→−1−f、 −7’チ
ルジメチルシリロキシエチル〕アゼチジン−2−オン(
28719) を無水塩化メチレン(2−)にとかして
加え、次いで臭化亜鉛(50my)を加えた。室温で1
日攪拌した後、水にあけ、酢酸エチルで抽出した。有機
層を無水硫酸マグネシウムで乾燥した後、減圧下溶媒を
留去した。残渣をシリカゲルのカラムクロマトグラフィ
ーにかけ、ヘキサン/酢酸エチル!2/1で展開して、
(6)−2−((3S、4R)−3−(@)−1−t、
−ブチルジメチルシリルオキシエチル)−2−オキソア
ゼチジン−4−イル〕プロピオン酸 2−ベンゾチアゾ
リノンアミド260119を得た。7.8 ~B, 3 (IE'l, m) Engineering R (CFCl2) cm-': 3420,
1790, 1770 Example 2 3-propionylbenzothianyl 2-one (41
41g) Dibutylporon triflate (2,
2d) Th and diisopropylethylamine (420,
cd) was added and stirred for 30 minutes. At 0°C (33,4R
)-4-acetoxy-3-((→-1-f, -7' methyldimethylsilyloxyethyl]azetidin-2-one (
28719) was dissolved in anhydrous methylene chloride (2-) and then zinc bromide (50 my) was added. 1 at room temperature
After stirring for several days, it was poured into water and extracted with ethyl acetate. After drying the organic layer over anhydrous magnesium sulfate, the solvent was distilled off under reduced pressure. The residue was subjected to silica gel column chromatography and hexane/ethyl acetate! Expand at 2/1,
(6)-2-((3S,4R)-3-(@)-1-t,
-butyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propionic acid 2-benzothiazolinone amide 260119 was obtained.
NMR(cDcz5)δppm : 0.07 (6H
、s ) 、 0.90(9H,s)、1.23 (3
H,d、J−7Hz)、1.33(3Fi、d、Jsw
7Fiz)、3.11 (IEI、dd、Jaw5.2
−Hz) 、3.9〜4.5 (3H,m)、6.82
(IH,br、 s)。NMR (cDcz5) δppm: 0.07 (6H
, s), 0.90 (9H, s), 1.23 (3
H, d, J-7Hz), 1.33 (3Fi, d, Jsw
7Fiz), 3.11 (IEI, dd, Jaw5.2
-Hz), 3.9-4.5 (3H, m), 6.82
(IH, br, s).
7.1〜 乙6 (31(、m)、8.[1〜 8
.3 (1H,m)IR(cacz5)α−’ :
345G 、 1760 、1695実施例 3
スタナストリフルオロメメンスルホナート(460W1
y)?無水塩化メチレン(2ml)にとがし、窒素雰囲
気下、0℃でN−エチルピペIJ シン(165μt)
t−加え、10分間攪拌した。0℃で3−プロピオニル
ベンゾオキサゾリン−2−オン(191v)を無水塩化
メチレン(l rnl )にとかして加え、15分攪拌
した。0℃で(3S。7.1~Otsu6 (31(, m), 8.[1~8
.. 3 (1H, m)IR(cacz5)α-':
345G, 1760, 1695 Example 3 Stannast trifluoromemenesulfonate (460W1
y)? Dissolved in anhydrous methylene chloride (2 ml) and diluted with N-ethyl pipette IJ thin (165 μt) at 0°C under nitrogen atmosphere.
t-added and stirred for 10 minutes. At 0°C, 3-propionylbenzoxazolin-2-one (191v) was dissolved in anhydrous methylene chloride (lrnl) and added, followed by stirring for 15 minutes. At 0°C (3S.
4R)−4−7セト+シー3−((Fl)−1−t−ブ
チルジメチルシリルオキシエチル〕アゼチジン−2−オ
ン(280■)を無水塩化メチレン(1mAりにとかし
て加え、次いで臭化亜鉛(25■)を加え次。室温で1
日攪拌した後、pH7のリン酸バッファーにあけ、酢酸
エチルを加え比。生じた沈殿?セライトテ過して除き、
有機層を無水硫酸マグネシウムで乾燥した後、減圧下、
溶媒を留去した。残渣をシリカゲルのカラムクロマトグ
ラフィーにかけ、ヘキサン/酢酸エチル=2/1で展開
して(R)72−((3S、4R)−3−((R)−1
−t−ブチル・ジメチルシリルオキシエチル)−2−オ
キソアゼチジン−4−イル〕プロピオ7R2−ペンゾオ
キサゾリノンアミドト(S)−2−((as、4p)、
l−3−(1)−1−t−ブチルジメチルシリルオキシ
エチル)−2−オキソアゼチジノン−4−イル〕でロピ
オン酸 2−ベンゾオキサシリノンアミドの2:1混合
物116w1を得た。4R)-4-7Seto+C 3-((Fl)-1-t-butyldimethylsilyloxyethyl)azetidin-2-one (280 μ) was dissolved in anhydrous methylene chloride (1 mA) and then added to bromide. Add zinc (25 μ) and then add 1 at room temperature.
After stirring for a few days, pour into a pH 7 phosphate buffer, add ethyl acetate and mix. The resulting precipitate? Remove through celite and remove
After drying the organic layer with anhydrous magnesium sulfate, under reduced pressure,
The solvent was distilled off. The residue was subjected to silica gel column chromatography and developed with hexane/ethyl acetate = 2/1 to give (R)72-((3S,4R)-3-((R)-1
-t-butyl dimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propio7R2-penzoxazolinoneamide (S)-2-((as, 4p),
1-3-(1)-1-t-butyldimethylsilyloxyethyl)-2-oxoazetidinon-4-yl] to give 116w1 of a 2:1 mixture of ropionic acid 2-benzooxasilinone amide.
IR(CHCL3) 3420.1790.1770
crIL−1実施例 4
スタナストリフルオロメメンスルホナート(465■)
を無水塩化メチレン(2ml)に溶かし、窒素雰囲気下
、0℃でN−エチルピペリジン(165μm)1加え、
10分間攪拌した。0℃で3−プロピオニルベンゾチア
ゾリン−2−オニ/(207■)を無水塩化メチレン(
1ml )にとかして加え、15分攪拌した。0℃で(
38,4Ft)−4−アセトキシ−3−((R)−1−
t−ブチルジメチルシリルオキシエチル〕アゼチジン−
2−オン(144W)?無水塩化メチレン(l ml
) Kとかして加え、次いで臭化亜鉛(25■)を加え
九〇室温で1日攪拌し友後、PH7のリン酸バッファー
にあけ、酢酸エチルを加え念。生じ几沈殿全セライ)濾
過して除き、有機層?無水硫酸マグネシウムで乾燥した
後、減圧下、溶媒を留去しt0残渣をシリカゲルのカラ
ムクロマトグラフィーにかけ、ヘキサン/酢酸エチル=
1/1で展開して(R)−2−((3s、4FI)−
3−((R)−1−1−jチルジメチルシリルオキシエ
チル)−2−オキソアゼチジン−4−イル〕プロピオン
酸 2−ベンゾチアゾリノンアミドと(S)−2−((
3S、4E+)−3−((R)−1−t−ブチルジメチ
ルシリルオキシエチル)−2−オキソアゼチジ/−4−
イル〕プロピオン酸 2−ベンゾチアゾリノンアミドの
2:1混合物144■ヲ得た。IR (CHCL3) 3420.1790.1770
crIL-1 Example 4 Stannast trifluoromemenesulfonate (465■)
was dissolved in anhydrous methylene chloride (2 ml), and 1 N-ethylpiperidine (165 μm) was added at 0°C under a nitrogen atmosphere.
Stirred for 10 minutes. At 0°C, 3-propionylbenzothiazolin-2-oni/(207■) was dissolved in anhydrous methylene chloride (
1 ml) and stirred for 15 minutes. At 0℃ (
38,4Ft)-4-acetoxy-3-((R)-1-
t-Butyldimethylsilyloxyethyl]azetidine-
2-on (144W)? Anhydrous methylene chloride (l ml
) Add K, then add zinc bromide (25 ml), stir at room temperature for 1 day, then pour into phosphate buffer of pH 7, add ethyl acetate, and evaporate. The resulting precipitate is removed by filtration and the organic layer is removed. After drying over anhydrous magnesium sulfate, the solvent was distilled off under reduced pressure, and the t0 residue was subjected to silica gel column chromatography to obtain hexane/ethyl acetate=
Expand at 1/1 and obtain (R)-2-((3s,4FI)-
3-((R)-1-1-j tildimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propionic acid 2-benzothiazolinoneamide and (S)-2-((
3S,4E+)-3-((R)-1-t-butyldimethylsilyloxyethyl)-2-oxoazetidi/-4-
144 parts of a 2:1 mixture of propionic acid 2-benzothiazolinone amide were obtained.
IR(CHCL3)cm−’ : 3450 、176
0 、1695オン(482■)を用い、実施例1と同
様にして、(R)−((3s、4B)−3−((R)−
1−t−ブチルツメチルシリルオキシエチル)−2−オ
キソアゼチジン−4−イル〕プロピオン酸 2−ナフト
〔2゜3〕オキサシリノンアミドと(S)−((3S、
4ヨ)−3−((R)−1−t−ブチルジメチルシリル
オキシエチル)−2−オキソアセチノン−4−イル〕プ
ロピオン酸 2−ナンド(2,3Jオキサシリノンアミ
ドの4:1混合物75■を得た。IR(CHCL3)cm-': 3450, 176
(R)-((3s,4B)-3-((R)-
1-t-Butyltzmethylsilyloxyethyl)-2-oxoazetidin-4-yl]propionic acid 2-naphtho[2°3]oxacillinone amide and (S)-((3S,
4yo)-3-((R)-1-t-butyldimethylsilyloxyethyl)-2-oxoacetinon-4-yl]propionic acid 2-nando (4:1 mixture of 2,3J oxacylinone amides) I got 75■.
主生成物:
NMFI (CDC2ρδppm :0.08(6H,
s)、0.89(9H,s)、1.25(3H,d、J
=7Hz)、1.37(3H、d 、 J=7Hz )
、3.12 (I H、dd 、 J=4.2Hz)。Main product: NMFI (CDC2ρδppm: 0.08 (6H,
s), 0.89 (9H, s), 1.25 (3H, d, J
=7Hz), 1.37 (3H, d, J=7Hz)
, 3.12 (I H, dd, J=4.2Hz).
3.9〜4.5 (3H、m )、6.1(LH,br
、 s)、7.3〜8.1 (5H、m )、8.
49(IH,d、J=IHz)IR(CHCt3) C
IrL−’ : 3400.1790.1360S −
t−フチルー3−プロピオニルベンゾオキサゾリン−2
−オン(494■)七用い、実施例2と同様にして、(
R)−((39,4B)−3−((R)−1−t、−−
fチルジメチルシリルオキシエチル)−2−オキソアセ
チノン−4−イル) Ifフロピン酸 5−t−ブチル
−2−ベンゾオキサシリノンアミド386■を得た。3.9-4.5 (3H, m), 6.1 (LH, br
, s), 7.3-8.1 (5H, m), 8.
49 (IH, d, J = IHz) IR (CHCt3) C
IrL-': 3400.1790.1360S-
t-phthyl-3-propionylbenzoxazoline-2
-on (494■) was used in the same manner as in Example 2, (
R)-((39,4B)-3-((R)-1-t, --
f (tyldimethylsilyloxyethyl)-2-oxoacetinon-4-yl) If furopic acid 386 ml of 5-t-butyl-2-benzooxasilinone amide was obtained.
NMFl(CDCt3)δppコニ0.07(6H,s
)、0.87(9H。NMFl(CDCt3)δppconi0.07(6H,s
), 0.87 (9H.
S)、1.24 (3H,d、J =7Hz)、1.3
2(,9H,s)、1.35(3H,d、J=6Hz)
、3.06 (l H、dd 、 J =4.2Hz)
、3.9〜4.5 (3H、s )、6.6(LH,b
r、d)、7.08(IH,d、J=9Hz)、7.3
0(IH,dd、J=9.2Hz)、8.14(IH,
d、J=2Hz)IFI (四C43)ぼ−’ : 3
430,1?95,1765゜実施例 7
5−クロロ−3−プロピオニルベンゾオキサゾリン−2
−オ/(451■)を用い、実施例2と同様にして、(
R)−((39,4R)−3−((R)−1−1−7’
チルジメチルシリルオキシエチル)−2−オキソアゼチ
ジン−4−イル〕プロピオyl15−/コロ−2−ベン
ゾオキサシリノンアミド 339mqを得た。S), 1.24 (3H, d, J = 7Hz), 1.3
2(,9H,s), 1.35(3H,d, J=6Hz)
, 3.06 (l H, dd , J = 4.2Hz)
, 3.9-4.5 (3H, s), 6.6 (LH, b
r, d), 7.08 (IH, d, J=9Hz), 7.3
0 (IH, dd, J=9.2Hz), 8.14 (IH,
d, J=2Hz) IFI (4C43) Bo-': 3
430,1?95,1765゜Example 7 5-chloro-3-propionylbenzoxazoline-2
-o/(451■) in the same manner as in Example 2, (
R)-((39,4R)-3-((R)-1-1-7'
339 mq of tildimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propioyl15-/coro-2-benzoxacillinone amide was obtained.
NMR(CDC23)δppm : 0.09 (6H
、s)、0.88(9)1.s)、1.24(3H,d
、J=7Hz)、1.35(3H、d p J =7
Hz )、3.06(IH,dd、J=4゜2 )1z
)、3.9〜4.5 (3I(、m )、6.68
、(L H、br、s)、7.0〜7.4 (2H、m
)、8.0〜8.2 (I H、x )IR(CHC
t3)c+n−’ :3430 、1800 、176
5実施例 8
H3
5−、i’fルー3−プロピオニルベンゾオキサゾリン
−2−オン(205a7)とアゼチジノン(14419
)を用い、実施例2と同様にして、(8−((38,4
R)−3−((日−1−1−ブチルジメチルシリルオキ
シエチル)−2−オキソアゼチジン−4−イル〕プロピ
オン酸 5−メチル−2−ベンゾオキサゾリンアミド9
0■を得之。NMR (CDC23) δppm: 0.09 (6H
, s), 0.88 (9) 1. s), 1.24 (3H, d
, J=7Hz), 1.35(3H, d p J =7
Hz), 3.06 (IH, dd, J=4゜2)1z
), 3.9-4.5 (3I(,m), 6.68
, (L H, br, s), 7.0-7.4 (2H, m
), 8.0 to 8.2 (I H, x ) IR (CHC
t3) c+n-': 3430, 1800, 176
5 Example 8 H3 5-,if-3-propionylbenzoxazolin-2-one (205a7) and azetidinone (14419
) and in the same manner as in Example 2, (8-((38,4
R)-3-((day-1-1-butyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl)propionic acid 5-methyl-2-benzoxazolinamide 9
I got 0■.
NMR(CDC43)δppm:0.08(6H,s)
、0.89(9E、s)、1.25(3H,d、J=6
Hz)、1.35(3H、d 、 J =6 Hz )
、2−40 (3)1 、S )、3.06(IH,
dd、J=4.2Hz)、3.9〜4.5 (3H、m
)、6.4(IH,br、s)、7.08(2H,s
)、7.90(LH,5)
IR(CHCt、)CIrL:3430,1790.1
760参考例I
(9)−2−[:(3S 、 4R)−3−((→−1
−t−ブチルジメチルシリルオキシエチル)−2=2−
ベンゾチアゾリノンアミド(313■)t−メタノール
(3−)にとかし、INN水酸ナナトリた。酢酸エチル
で抽出し、無水硫酸マグネシウムで乾燥後、減圧下、溶
媒を留去して、(R)−1−((3S、4R)−3−(
(R)−1−t−ブチルジメチルシリロキシエチル〕−
2−オキソ・アゼチジン−4−イル〕プロピオン酸(2
05!19)を得次。NMR (CDC43) δppm: 0.08 (6H, s)
, 0.89 (9E, s), 1.25 (3H, d, J=6
Hz), 1.35 (3H, d, J = 6 Hz)
, 2-40 (3)1 , S ), 3.06 (IH,
dd, J=4.2Hz), 3.9~4.5 (3H, m
), 6.4 (IH, br, s), 7.08 (2H, s
), 7.90 (LH, 5) IR (CHCt,) CIrL: 3430, 1790.1
760 Reference Example I (9)-2-[:(3S, 4R)-3-((→-1
-t-butyldimethylsilyloxyethyl)-2=2-
Benzothiazolinone amide (313) was dissolved in t-methanol (3-) to give INN hydroxyl. After extraction with ethyl acetate and drying over anhydrous magnesium sulfate, the solvent was distilled off under reduced pressure to obtain (R)-1-((3S,4R)-3-(
(R)-1-t-butyldimethylsilyloxyethyl]-
2-oxoazetidin-4-yl]propionic acid (2
05!19) got next.
NMR(CD30D)δppm : 0.07 (3E
(、s) 、O,Q8 (3H,s)、0.89 (9
FI、s)、 1.18(3H,d、J=6Hz)、1
.21 (3H,d、J−7H2)、2.58 (IH
。NMR (CD30D) δppm: 0.07 (3E
(,s), O,Q8 (3H,s), 0.89 (9
FI, s), 1.18 (3H, d, J=6Hz), 1
.. 21 (3H, d, J-7H2), 2.58 (IH
.
quintat 、 J−γF(z)、3.GO(IH
,t、Js=2FIz) 。quintat, J-γF(z), 3. GO(IH
, t, Js=2FIz).
3.80 (1[(、dd 、J=7.2Hz)、4.
22 (IH,dq。3.80 (1[(,dd, J=7.2Hz), 4.
22 (IH, dq.
J=6.2Hz)
工R(KBr) cm 、 3450 、3301)
、 1720(R)−2−((3S 、4R)−3
−((R)−1−を−7’チルジメチルシリルオキシエ
チル)−2−オキソ−アゼチジン−4−イル〕プロピオ
ン酸2−ベンツ゛オキサン゛リノンアミドと<s)−2
−C(3s 、 4R)−2−((→−1−t−ブチル
ジメチルシリルオキシエチル)−2−オキソ−2−アゼ
チジン−4−イル〕プロピオン酸 2−ベンゾオキサシ
リノンアミドの6:1の混合物C3011?)’tメタ
ノール(1−)にとかし、0.5N塩酸で酸性にした。J=6.2Hz) Engineering R (KBr) cm, 3450, 3301)
, 1720(R)-2-((3S,4R)-3
-((R)-1--7'Tyldimethylsilyloxyethyl)-2-oxo-azetidin-4-yl]propionic acid 2-benzoxanelinoneamide and <s)-2
-C(3s,4R)-2-((→-1-t-butyldimethylsilyloxyethyl)-2-oxo-2-azetidin-4-yl]propionic acid 2-benzoxasilinone amide 6:1 A mixture of C3011?)'t was dissolved in methanol (1-) and acidified with 0.5N hydrochloric acid.
酢酸エチルで抽出し、無水硫酸マグネシウムで乾燥後、
減圧下、溶媒を留去して、(R)−1−C(38141
−3−〔(R)−s−t、−7’チルジメチルシリロキ
シエチル〕−2−オキソアゼチジン−4−イル〕プロピ
オン駿と(S)−1−(: (3S 、 4R)−3
−((R)−1−1−ブチルジメチルシリロキシエチル
]−2−オキソアゼチジン−4−・イル〕プロピオン酸
の(6:1)の混合物を得た。After extraction with ethyl acetate and drying with anhydrous magnesium sulfate,
The solvent was distilled off under reduced pressure to give (R)-1-C (38141
-3-[(R)-s-t, -7'Tyldimethylsilyloxyethyl]-2-oxoazetidin-4-yl]propion and (S)-1-(: (3S, 4R)-3
A (6:1) mixture of -((R)-1-1-butyldimethylsilyloxyethyl]-2-oxoazetidin-4-.yl]propionic acid was obtained.
ZR(KBr)an : 345G 、330
0 .1720参考例3
水素化ナトリウム(21g ) を無水テトラヒドロフ
ラン(0,2d)に懸濁させ、3−(S)−メルカプ)
−1−(4−ニトロベンジルオキシカルボニル)ピロリ
ジンC25篇9)vi−無水テトラヒドロフラン(0,
3m)にとかして加え、5分間攪拌した3 (R)−2
−((3S 、 4R)−3−((R)−1−1−ブチ
ルジメチルシリルオキシエチル)−2−オキソアゼチジ
ン−4−イル〕プロピオン酸2−ベンゾチアゾリノンア
ミド(4Q)を無水テトラヒドロフラン(0,5mj)
にとかして加え、室温で1時間攪拌した。反応混合物を
シリカゲルの薄層クロマトグラフィーにかけ、酢酸エチ
ル/ヘキサン−271で展開して、(匂−2−1:(3
S、4R)−3−((→−1−t、−ブチルジメチルシ
リルオキシエテル)−2−オキンアゼテジンー4−イル
〕プロピオン酸 (S)−1−(4−ニトロベンジルオ
キシカルボニル)ピロリジン−3−イルチオエステル3
冨9を得た。ZR(KBr)an: 345G, 330
0. 1720 Reference Example 3 Sodium hydride (21 g) was suspended in anhydrous tetrahydrofuran (0.2d), and 3-(S)-mercap)
-1-(4-nitrobenzyloxycarbonyl)pyrrolidine C25 9) vi-Anhydrous tetrahydrofuran (0,
3m) and stirred for 5 minutes.
-((3S,4R)-3-((R)-1-1-butyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propionic acid 2-benzothiazolinoneamide (4Q) was dissolved in anhydrous tetrahydrofuran ( 0.5mj)
The mixture was stirred at room temperature for 1 hour. The reaction mixture was subjected to thin layer chromatography on silica gel and developed with ethyl acetate/hexane-271 to obtain (2-2-1:(3
S,4R)-3-((→-1-t,-butyldimethylsilyloxyether)-2-oquinazetedin-4-yl]propionic acid (S)-1-(4-nitrobenzyloxycarbonyl) Pyrrolidin-3-ylthioester 3
Obtained 9 wealth.
IR(CHCL3) cIL−’ : 3400 、1
760 j169G参考例 4
(R)−2−((38,4R)−3−((R)−1−t
−ブチルジメチルシリルオキシエチル)−2−オキソア
ゼチジン−4−イル〕プロピオン、酸 2−ペンゾオキ
サゾリノンア≧ドと(S)−2−((3S、4R)−3
−((R)−1−1−ブチルジメチルシリルオキシエチ
ル)−2−オキソアゼチジン−4−イル〕プロピオン酸
2−ペンゾオキサゾリノ/アミドの15:1混合物(
235η)を用いて、参考例3と同様にして、(R)−
2−((3S、4R)−3−((R)−1−1−−fチ
ルジメチルシリルオキシエチル)−2−オキンアゼチノ
ンー4−イル〕プロヒオン! (S)−1−(4−ニ
トロベンジルオキシカルボニル)ピロリジン−3−イル
チオエステル180岬を得友。IR (CHCL3) cIL-': 3400, 1
760 j169G Reference Example 4 (R)-2-((38,4R)-3-((R)-1-t
-butyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propion, acid 2-penzoxazolinone a≧do and (S)-2-((3S,4R)-3
-((R)-1-1-Butyldimethylsilyloxyethyl)-2-oxoazetidin-4-yl]propionic acid 15:1 mixture of 2-penzoxazolino/amide (
235η) in the same manner as in Reference Example 3, (R)-
(S)-1-(4 -Nitrobenzyloxycarbonyl)pyrrolidin-3-ylthioester 180.
Claims (1)
ハロゲン原子で置換されていてもよいアルキル基を示し
、R^2は水素原子またはアルキル基を示し、R^3は
置換基を有してもよい隣接する2個の炭素原子と一緒に
なつて形成する芳香環基を示し、Xは酸素原子、硫黄原
子、スルフィニル基、スルホニル基またはNR^4基(
R^4は水素原子、アルキル基またはフェニル基を示す
)を示し、Yは酸素原子、硫黄原子またはNR^5基(
R^5は水素原子、アルキル基またはフェニル基を示す
)を示す。〕を有するβ−ラクタム化合物。[Claims] Formula ▲ Numerical formula, chemical formula, table, etc. ▼ [In the formula, R^1 represents an optionally protected hydroxyl group or an alkyl group optionally substituted with a halogen atom, and R^2 represents a hydrogen atom or an alkyl group, R^3 represents an aromatic ring group formed by combining two adjacent carbon atoms that may have substituents, and X represents an oxygen atom, a sulfur atom, or a sulfinyl group. group, sulfonyl group or NR^4 group (
R^4 represents a hydrogen atom, an alkyl group, or a phenyl group), and Y represents an oxygen atom, a sulfur atom, or an NR^5 group (
R^5 represents a hydrogen atom, an alkyl group, or a phenyl group). A β-lactam compound having the following.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61-1903 | 1986-01-08 | ||
JP190386 | 1986-01-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62252786A true JPS62252786A (en) | 1987-11-04 |
JPH075590B2 JPH075590B2 (en) | 1995-01-25 |
Family
ID=11514535
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8525886A Pending JPS62252785A (en) | 1986-01-08 | 1986-04-14 | 4-substituted beta-lactam compound |
JP59587A Expired - Fee Related JPH075590B2 (en) | 1986-01-08 | 1987-01-07 | 4-substituted β-lactam compound |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8525886A Pending JPS62252785A (en) | 1986-01-08 | 1986-04-14 | 4-substituted beta-lactam compound |
Country Status (1)
Country | Link |
---|---|
JP (2) | JPS62252785A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0597423A2 (en) * | 1992-11-13 | 1994-05-18 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
EP0632037A1 (en) * | 1993-06-30 | 1995-01-04 | Tanabe Seiyaku Co., Ltd. | Process for the production of 4-substituted azetidinone derivative |
EP0635488A2 (en) * | 1993-06-23 | 1995-01-25 | Tanabe Seiyaku Co., Ltd. | Novel process for preparing azetidinone compound and novel starting compound therefor |
US5847115A (en) * | 1992-11-13 | 1998-12-08 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
US6011150A (en) * | 1992-11-13 | 2000-01-04 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
CN112624997A (en) * | 2019-09-24 | 2021-04-09 | 中国人民解放军军事科学院军事医学研究院 | Preparation method and application of 3-amino-2-oxazolidinone derivatives |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69231874T2 (en) * | 1991-12-26 | 2001-09-27 | Nippon Soda Co | METHOD FOR PRODUCING 4-SUBSTITUTED AZETIDINONE DERIVATIVES |
-
1986
- 1986-04-14 JP JP8525886A patent/JPS62252785A/en active Pending
-
1987
- 1987-01-07 JP JP59587A patent/JPH075590B2/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0597423A2 (en) * | 1992-11-13 | 1994-05-18 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
EP0597423A3 (en) * | 1992-11-13 | 1995-04-12 | Tanabe Seiyaku Co | Azetidinone compound and process for preparation thereof. |
US5847115A (en) * | 1992-11-13 | 1998-12-08 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
US6011150A (en) * | 1992-11-13 | 2000-01-04 | Tanabe Seiyaku Co., Ltd. | Azetidinone compound and process for preparation thereof |
EP0635488A2 (en) * | 1993-06-23 | 1995-01-25 | Tanabe Seiyaku Co., Ltd. | Novel process for preparing azetidinone compound and novel starting compound therefor |
EP0635488A3 (en) * | 1993-06-23 | 1995-08-23 | Tanabe Seiyaku Co | Novel process for preparing azetidinone compound and novel starting compound therefor. |
US5550229A (en) * | 1993-06-23 | 1996-08-27 | Tanabe Seiyaku Co., Ltd. | Alkylation process for preparing azetidinone compound and starting compound therefor |
US5703234A (en) * | 1993-06-23 | 1997-12-30 | Tanabe Seiyaku Co., Ltd. | Heterocyclic alkanamide |
EP0632037A1 (en) * | 1993-06-30 | 1995-01-04 | Tanabe Seiyaku Co., Ltd. | Process for the production of 4-substituted azetidinone derivative |
CN112624997A (en) * | 2019-09-24 | 2021-04-09 | 中国人民解放军军事科学院军事医学研究院 | Preparation method and application of 3-amino-2-oxazolidinone derivatives |
Also Published As
Publication number | Publication date |
---|---|
JPH075590B2 (en) | 1995-01-25 |
JPS62252785A (en) | 1987-11-04 |
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