发明公开
- 专利标题： Substantially pure eprosartan free base
- 专利标题（中）： 基本上纯eprosartanfreie基地
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申请号： EP09174231.2申请日： 2007-07-25
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公开(公告)号： EP2295431A3公开(公告)日： 2011-08-03
- 发明人: Parthasaradhi Reddy, Bandi , Rathnakar Reddy, Kura , Raji Reddy, Rapolu , Muralidhara Reddy, Dasari , Peter Paul Raj, Medabalimi
- 申请人： Hetero Drugs Limited
- 申请人地址： Hetero House 8-3-166/7/1, Erragadda Hyderabad, Andhrapradesh. Hyderabad 500 018 IN
- 专利权人： Hetero Drugs Limited
- 当前专利权人： Hetero Drugs Limited
- 当前专利权人地址： Hetero House 8-3-166/7/1, Erragadda Hyderabad, Andhrapradesh. Hyderabad 500 018 IN
- 代理机构： Thomas, Simon
- 主分类号： C07D409/06
- IPC分类号： C07D409/06 ; A61K31/4178
摘要：
Substantially pure eprosartan free base and a process for the preparation thereof, which comprises suspending eprosartan acetate in water, adjusting the pH of the suspension to about 6.7 to 7.5 with a base, and collecting the precipitated substantially pure eprosartan base.
公开/授权文献
- EP2295431A2 Substantially pure eprosartan free base 公开/授权日：2011-03-16
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