- 专利标题： Method for the purification of lansoprazole
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申请号： US11083652申请日： 2005-03-18
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公开(公告)号： US20050165060A1公开(公告)日： 2005-07-28
- 发明人: Claude Singer , Anita Liberman , Irena Veinberg , Nina Finkelstein , Tamar Nidam
- 申请人： Claude Singer , Anita Liberman , Irena Veinberg , Nina Finkelstein , Tamar Nidam
- 专利权人： Teva Pharmaceutical Industries Ltd.
- 当前专利权人： Teva Pharmaceutical Industries Ltd.
- 主分类号： C07D401/12
- IPC分类号： C07D401/12 ; C07D43/02 ; A61K31/4439
摘要：
The present invention provides a method for preparing a substantially pure lansoprazole containing less than about 0.2% (wt/wt) impurities including sulfone/sulfide derivatives. The present invention also provides a process for recrystallizing lansoprazole to obtain a lansoprazole containing less than about 0.1% (wt/wt) water.
公开/授权文献
- US07060837B2 Method for the purification of lansoprazole 公开/授权日：2006-06-13
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