发明名称 |
A PROCESS FOR THE PREPARATION OF S-CLOPIDOGREL |
摘要 |
<p>A process for the preparation of (S)-Clopidogrel free base or a pharmaceutically acceptable salt thereof by the racemization of the undesired (R)-Clopidogrel in the presence of a suitable base followed by resolution with camphor sulfonate salt and further treatment with an inorganic acid to yield the title compound.</p> |
申请公布号 |
EP2346879(A1) |
申请公布日期 |
2011.07.27 |
申请号 |
EP20090740689 |
申请日期 |
2009.10.23 |
申请人 |
SANDOZ AG |
发明人 |
JOSHI, SHREERANG;BHUTA, SACHIN;NAIR, RAJI;SALUNKE, SANJUKUMAR |
分类号 |
C07D495/04 |
主分类号 |
C07D495/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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