CN112358403B - 一种制备喷他佐辛中间体的方法 - Google Patents
一种制备喷他佐辛中间体的方法 Download PDFInfo
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- CN112358403B CN112358403B CN202011573944.XA CN202011573944A CN112358403B CN 112358403 B CN112358403 B CN 112358403B CN 202011573944 A CN202011573944 A CN 202011573944A CN 112358403 B CN112358403 B CN 112358403B
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/24—Preparation of compounds containing amino groups bound to a carbon skeleton by reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds
- C07C209/28—Preparation of compounds containing amino groups bound to a carbon skeleton by reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds by reduction with other reducing agents
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/26—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
- C07C303/28—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reaction of hydroxy compounds with sulfonic acids or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/317—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
- C07C67/32—Decarboxylation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
- C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/44—Iso-indoles; Hydrogenated iso-indoles
- C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
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CN202011573944.XA CN112358403B (zh) | 2020-12-28 | 2020-12-28 | 一种制备喷他佐辛中间体的方法 |
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CN202011573944.XA CN112358403B (zh) | 2020-12-28 | 2020-12-28 | 一种制备喷他佐辛中间体的方法 |
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CN112358403A CN112358403A (zh) | 2021-02-12 |
CN112358403B true CN112358403B (zh) | 2021-04-23 |
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CN112679363B (zh) * | 2021-03-22 | 2024-03-01 | 和鼎(南京)医药技术有限公司 | 一种制备喷他佐辛中间体的方法 |
CN114957098B (zh) * | 2022-06-02 | 2024-03-29 | 和鼎(南京)医药技术有限公司 | 一种制备喷他佐辛中间体的方法 |
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WO2005080355A1 (en) * | 2004-02-12 | 2005-09-01 | Neurogen Corporation | Imidazo-pyridazines, triazolo-pyridazines and related benzodiazepine receptor ligands |
CN109438351B (zh) * | 2018-11-30 | 2021-04-23 | 和鼎(南京)医药技术有限公司 | 一种喷他佐辛中间体的制备方法 |
CN111592467B (zh) * | 2020-05-20 | 2022-12-13 | 宁波人健化学制药有限公司 | 尼拉帕尼中间体及其制备方法和用途和尼拉帕尼的合成方法 |
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Denomination of invention: A method for preparing pentazocine intermediate Effective date of registration: 20220330 Granted publication date: 20210423 Pledgee: Zijin Trust Co.,Ltd. Pledgor: HEADING (NANJING) PHARMTECHNOLOGIES Co.,Ltd. Registration number: Y2022980003522 |
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Date of cancellation: 20230420 Granted publication date: 20210423 Pledgee: Zijin Trust Co.,Ltd. Pledgor: HEADING (NANJING) PHARMTECHNOLOGIES Co.,Ltd. Registration number: Y2022980003522 |