CN112010913A - 4-脱氧柔红霉素的制备方法 - Google Patents
4-脱氧柔红霉素的制备方法 Download PDFInfo
- Publication number
- CN112010913A CN112010913A CN201910466305.4A CN201910466305A CN112010913A CN 112010913 A CN112010913 A CN 112010913A CN 201910466305 A CN201910466305 A CN 201910466305A CN 112010913 A CN112010913 A CN 112010913A
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- CN
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- compound
- reaction
- tetrabutylammonium
- batches
- mgx
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- Granted
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- STQGQHZAVUOBTE-UHFFFAOYSA-N 7-Cyan-hept-2t-en-4,6-diinsaeure Natural products C1=2C(O)=C3C(=O)C=4C(OC)=CC=CC=4C(=O)C3=C(O)C=2CC(O)(C(C)=O)CC1OC1CC(N)C(O)C(C)O1 STQGQHZAVUOBTE-UHFFFAOYSA-N 0.000 title abstract description 5
- 229960000975 daunorubicin Drugs 0.000 title abstract description 5
- STQGQHZAVUOBTE-VGBVRHCVSA-N daunorubicin Chemical compound O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(C)=O)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1 STQGQHZAVUOBTE-VGBVRHCVSA-N 0.000 title abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 70
- 150000001875 compounds Chemical class 0.000 claims abstract description 41
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 22
- 239000002808 molecular sieve Substances 0.000 claims description 21
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- DPKBAXPHAYBPRL-UHFFFAOYSA-M tetrabutylazanium;iodide Chemical compound [I-].CCCC[N+](CCCC)(CCCC)CCCC DPKBAXPHAYBPRL-UHFFFAOYSA-M 0.000 claims description 15
- -1 tetrabutylammonium halide Chemical class 0.000 claims description 14
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L magnesium chloride Substances [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 9
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 5
- 230000035484 reaction time Effects 0.000 claims description 5
- JNGZXGGOCLZBFB-IVCQMTBJSA-N compound E Chemical compound N([C@@H](C)C(=O)N[C@@H]1C(N(C)C2=CC=CC=C2C(C=2C=CC=CC=2)=N1)=O)C(=O)CC1=CC(F)=CC(F)=C1 JNGZXGGOCLZBFB-IVCQMTBJSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 claims description 4
- 125000006273 (C1-C3) alkyl group Chemical group 0.000 claims description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 3
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 3
- 239000007810 chemical reaction solvent Substances 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 3
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical group 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 125000005843 halogen group Chemical group 0.000 claims description 2
- 229910052740 iodine Inorganic materials 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 21
- 230000003321 amplification Effects 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 150000003839 salts Chemical class 0.000 abstract description 2
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Substances [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000004128 high performance liquid chromatography Methods 0.000 description 6
- 238000010606 normalization Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-diisopropylethylamine Substances CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- WJKHJLXJJJATHN-UHFFFAOYSA-N triflic anhydride Chemical compound FC(F)(F)S(=O)(=O)OS(=O)(=O)C(F)(F)F WJKHJLXJJJATHN-UHFFFAOYSA-N 0.000 description 2
- NAALWFYYHHJEFQ-ZASNTINBSA-N (2s,5r,6r)-6-[[(2r)-2-[[6-[4-[bis(2-hydroxyethyl)sulfamoyl]phenyl]-2-oxo-1h-pyridine-3-carbonyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid Chemical compound N([C@@H](C(=O)N[C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C=1C=CC(O)=CC=1)C(=O)C(C(N1)=O)=CC=C1C1=CC=C(S(=O)(=O)N(CCO)CCO)C=C1 NAALWFYYHHJEFQ-ZASNTINBSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 208000031261 Acute myeloid leukaemia Diseases 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 208000002250 Hematologic Neoplasms Diseases 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229940045799 anthracyclines and related substance Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 229960003109 daunorubicin hydrochloride Drugs 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 229960004396 famciclovir Drugs 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- YTJSFYQNRXLOIC-UHFFFAOYSA-N octadecylsilane Chemical compound CCCCCCCCCCCCCCCCCC[SiH3] YTJSFYQNRXLOIC-UHFFFAOYSA-N 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 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
- C07H15/24—Condensed ring systems having three or more rings
- C07H15/252—Naphthacene radicals, e.g. daunomycins, adriamycins
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
化合物B | 化合物C | 杂质I | 杂质II |
13.92% | 17.71% | 16.43% | 44.35% |
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910466305.4A CN112010913B (zh) | 2019-05-31 | 2019-05-31 | 4-脱氧柔红霉素的制备方法 |
PCT/CN2019/100198 WO2020237836A1 (zh) | 2019-05-31 | 2019-08-12 | 4-脱甲氧柔红霉素盐酸盐的制备方法 |
Applications Claiming Priority (1)
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CN201910466305.4A CN112010913B (zh) | 2019-05-31 | 2019-05-31 | 4-脱氧柔红霉素的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN112010913A true CN112010913A (zh) | 2020-12-01 |
CN112010913B CN112010913B (zh) | 2022-06-21 |
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CN201910466305.4A Active CN112010913B (zh) | 2019-05-31 | 2019-05-31 | 4-脱氧柔红霉素的制备方法 |
Country Status (2)
Country | Link |
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CN (1) | CN112010913B (zh) |
WO (1) | WO2020237836A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115785168A (zh) * | 2022-08-22 | 2023-03-14 | 浙江亚瑟医药有限公司 | 一种制备4-脱甲氧柔红霉素盐酸盐的方法 |
CN117417397A (zh) * | 2023-10-17 | 2024-01-19 | 浙江亚瑟医药有限公司 | 一种盐酸伊达比星晶型及其制备方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1136317A (zh) * | 1993-09-30 | 1996-11-20 | 阿麦里尼工业药物联合中心科学研究室 | 蒽环二糖类、其制备方法和含有它们的药物组合物 |
WO2009086705A1 (zh) * | 2008-01-10 | 2009-07-16 | Shanghai Institute Of Pharmaceutical Industry | 利凡斯的明的制备方法、其中间体以及中间体的制备方法 |
WO2010028667A1 (en) * | 2008-09-11 | 2010-03-18 | W.C. Heraeus Gmbh | Genetically modified strains for biotransformations in anthracycline production |
CN101993446A (zh) * | 2009-08-13 | 2011-03-30 | 中国科学院上海药物研究所 | 一类新型苯并蒽环类化合物及其制备方法和用途 |
CN102336704A (zh) * | 2011-10-19 | 2012-02-01 | 丁克 | 一种制备罗氟司特的方法 |
CN102757470A (zh) * | 2011-04-29 | 2012-10-31 | 赛比亚斯药业有限公司 | 生产4-脱甲氧柔红霉素的方法 |
CN108003118A (zh) * | 2017-12-27 | 2018-05-08 | 张家口市格瑞高新技术有限公司 | 一种泊沙康唑中间体1-(4-羟基苯基)-4-(4-氨基苯基)-哌嗪的制备工艺 |
CN108658730A (zh) * | 2018-05-11 | 2018-10-16 | 常州大学 | 一种对氟苯酚的制备方法 |
-
2019
- 2019-05-31 CN CN201910466305.4A patent/CN112010913B/zh active Active
- 2019-08-12 WO PCT/CN2019/100198 patent/WO2020237836A1/zh active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1136317A (zh) * | 1993-09-30 | 1996-11-20 | 阿麦里尼工业药物联合中心科学研究室 | 蒽环二糖类、其制备方法和含有它们的药物组合物 |
WO2009086705A1 (zh) * | 2008-01-10 | 2009-07-16 | Shanghai Institute Of Pharmaceutical Industry | 利凡斯的明的制备方法、其中间体以及中间体的制备方法 |
CN101910110A (zh) * | 2008-01-10 | 2010-12-08 | 上海医药工业研究院 | 利凡斯的明的制备方法、其中间体以及中间体的制备方法 |
WO2010028667A1 (en) * | 2008-09-11 | 2010-03-18 | W.C. Heraeus Gmbh | Genetically modified strains for biotransformations in anthracycline production |
CN101993446A (zh) * | 2009-08-13 | 2011-03-30 | 中国科学院上海药物研究所 | 一类新型苯并蒽环类化合物及其制备方法和用途 |
CN102757470A (zh) * | 2011-04-29 | 2012-10-31 | 赛比亚斯药业有限公司 | 生产4-脱甲氧柔红霉素的方法 |
CN102336704A (zh) * | 2011-10-19 | 2012-02-01 | 丁克 | 一种制备罗氟司特的方法 |
CN108003118A (zh) * | 2017-12-27 | 2018-05-08 | 张家口市格瑞高新技术有限公司 | 一种泊沙康唑中间体1-(4-羟基苯基)-4-(4-氨基苯基)-哌嗪的制备工艺 |
CN108658730A (zh) * | 2018-05-11 | 2018-10-16 | 常州大学 | 一种对氟苯酚的制备方法 |
Non-Patent Citations (1)
Title |
---|
蒲刚等: "盐酸伊达比星的半合成研究", 《中国抗生素杂志》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115785168A (zh) * | 2022-08-22 | 2023-03-14 | 浙江亚瑟医药有限公司 | 一种制备4-脱甲氧柔红霉素盐酸盐的方法 |
CN115785168B (zh) * | 2022-08-22 | 2023-11-07 | 浙江亚瑟医药有限公司 | 一种制备4-脱甲氧柔红霉素盐酸盐的方法 |
CN117417397A (zh) * | 2023-10-17 | 2024-01-19 | 浙江亚瑟医药有限公司 | 一种盐酸伊达比星晶型及其制备方法 |
Also Published As
Publication number | Publication date |
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CN112010913B (zh) | 2022-06-21 |
WO2020237836A1 (zh) | 2020-12-03 |
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Inventor after: Su Jincai Inventor after: Qian Hai Inventor after: Dai Qingyu Inventor after: Wu Jian Inventor after: Wang Huaping Inventor after: Chai Yuzhu Inventor after: Xu Dan Inventor after: Zhu Chunxia Inventor after: Tian Zhoushan Inventor before: Su Jincai Inventor before: Dai Qingyu Inventor before: Wu Jian Inventor before: Wang Huaping Inventor before: Chai Yuzhu Inventor before: Xu Dan Inventor before: Zhu Chunxia Inventor before: Tian Zhoushan |
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