发明公开
EP1419144A2 OXOPYRROLIDINE COMPOUNDS, PREPARATION OF SAID COMPOUNDS AND THEIR USE IN THE MANUFACTURING OF LEVETIRACETAM AND ANALOGUES
有权
氧吡咯烷化合物的方法，生产这些化合物及其用途用于生产左乙拉西坦和模拟
- 专利标题： OXOPYRROLIDINE COMPOUNDS, PREPARATION OF SAID COMPOUNDS AND THEIR USE IN THE MANUFACTURING OF LEVETIRACETAM AND ANALOGUES
- 专利标题（中）： 氧吡咯烷化合物的方法，生产这些化合物及其用途用于生产左乙拉西坦和模拟
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申请号： EP02764832.8申请日： 2002-08-05
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公开(公告)号： EP1419144A2公开(公告)日： 2004-05-19
- 发明人: ATES, Célal , SURTEES, John , BURTEAU, Anne-Catherine , MARMON, Violeta , CAVOY, Emile
- 申请人： UCB, S.A.
- 申请人地址： Allée de la Recherche 60 1070 Bruxelles BE
- 专利权人： UCB, S.A.
- 当前专利权人： UCB, S.A.
- 当前专利权人地址： Allée de la Recherche 60 1070 Bruxelles BE
- 代理机构： Lechien, Monique
- 优先权： EP01119396 20010810
- 国际公布： WO2003014080 20030220
- 主分类号： C07D207/26
- IPC分类号： C07D207/26
摘要：
The present invention relates to an improved process for the preparation of (S)-(-)-α-ethyl-2-oxo-1-pyrrolidine acetamide and analogues thereof. The invention also relates to compounds of the general formula (6) wherein R1 is methyl or ethyl ; and R2 is C2'-C4191 alkyl, C2191-C4191 alkenyl or C2191-C41 91 alkynyl, optionally substituted by one or more halogen, and their preparation processes.
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