发明申请
- 专利标题： Solid lercanidipine free base
- 专利标题（中）： 固体氯卡地平游离碱
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申请号： US11364861申请日： 2006-02-27
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公开(公告)号： US20060199849A1公开(公告)日： 2006-09-07
- 发明人: Fabio Berlati , Amedeo Leonardi , Gianni Motta , Ilaria Candiani , Francesco Corcella
- 申请人： Fabio Berlati , Amedeo Leonardi , Gianni Motta , Ilaria Candiani , Francesco Corcella
- 申请人地址： IE Ringaskiddy
- 专利权人： Recordati Ireland Limited
- 当前专利权人： Recordati Ireland Limited
- 当前专利权人地址： IE Ringaskiddy
- 主分类号： C07D211/82
- IPC分类号： C07D211/82 ; A61K31/44
摘要：
The invention provides substantially pure lercanidipine free base, having a purity of at least 95%, preferably at least 97%, more preferably at least 99%, and still more preferably at least 99.5%. The lercanidipine free base of the present invention is formed as an amorphous solid that is easily handled and particularly well suited to the formulation of pharmaceutical compositions.
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