CN102603598B - (s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 - Google Patents
(s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 Download PDFInfo
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- CN102603598B CN102603598B CN201110023996.4A CN201110023996A CN102603598B CN 102603598 B CN102603598 B CN 102603598B CN 201110023996 A CN201110023996 A CN 201110023996A CN 102603598 B CN102603598 B CN 102603598B
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- ethyl ester
- crude product
- exchange resin
- preparation
- hydroxy
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- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110023996.4A CN102603598B (zh) | 2011-01-21 | 2011-01-21 | (s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110023996.4A CN102603598B (zh) | 2011-01-21 | 2011-01-21 | (s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102603598A CN102603598A (zh) | 2012-07-25 |
| CN102603598B true CN102603598B (zh) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110023996.4A Expired - Fee Related CN102603598B (zh) | 2011-01-21 | 2011-01-21 | (s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102603598B (zh) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0156655A2 (en) * | 1984-04-02 | 1985-10-02 | I.S.F. Socièta per Azioni | Process for the preparation of pyrrolidone derivatives |
| CN1956953A (zh) * | 2004-05-25 | 2007-05-02 | 安国药品株式会社 | 旋光纯4-羟基-2-氧化-1-吡咯烷乙酰胺的制备方法 |
| CN101367757A (zh) * | 2008-10-13 | 2009-02-18 | 重庆润泽医疗器械有限公司 | 一种(s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
| CN101898993A (zh) * | 2009-05-28 | 2010-12-01 | 狄渊 | 4-羟基吡咯烷酮-2-乙酰胺的制备方法 |
-
2011
- 2011-01-21 CN CN201110023996.4A patent/CN102603598B/zh not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0156655A2 (en) * | 1984-04-02 | 1985-10-02 | I.S.F. Socièta per Azioni | Process for the preparation of pyrrolidone derivatives |
| CN1956953A (zh) * | 2004-05-25 | 2007-05-02 | 安国药品株式会社 | 旋光纯4-羟基-2-氧化-1-吡咯烷乙酰胺的制备方法 |
| CN101367757A (zh) * | 2008-10-13 | 2009-02-18 | 重庆润泽医疗器械有限公司 | 一种(s)-4-羟基-2-氧代-1-吡咯烷乙酰胺的制备方法 |
| CN101898993A (zh) * | 2009-05-28 | 2010-12-01 | 狄渊 | 4-羟基吡咯烷酮-2-乙酰胺的制备方法 |
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| Publication number | Publication date |
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| CN102603598A (zh) | 2012-07-25 |
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| C53 | Correction of patent of invention or patent application | ||
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Address after: 400042 Chongqing city Yubei District Qinye Road No. 9 Applicant after: CHONGQING RUNZE PHARMACEUTICAL Co.,Ltd. Address before: 401120 Chongqing city Yubei District Shuangfeng Bridge Street Airport Road No. 296 Building 1 yuan and 7 2- store Applicant before: CHONGQING RUNZE MEDICAL INSTRUMENTS Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: CHONGQING RUNZE MEDICAL INSTRUMENTS LTD. TO: CHONGQING RUNZE PHARMACEUTICAL CO., LTD. |
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| C14 | Grant of patent or utility model | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Ye Lei Inventor before: Ye Lei Inventor before: Chen Yuying Inventor before: Li Kun Inventor before: Rong Zuyuan Inventor before: Yu Yuanyuan Inventor before: Ping Yuan |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YE LEI CHEN YUYING LI KUN RONG ZUYUAN YU YUANYUAN PING YUAN TO: YE LEI |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |