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公开(公告)号:US20080255383A1
公开(公告)日:2008-10-16
申请号:US12100591
申请日:2008-04-10
申请人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
发明人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
IPC分类号: C07C269/00
CPC分类号: C07C269/06 , C07B2200/07 , C07C45/71 , C07C213/02 , C07C213/08 , C07C271/44 , C07C49/84 , C07C215/50 , C07C217/58
摘要: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(−)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
摘要翻译: 提供制造利伐斯的明的方法。 在一个实施方案中,该方法包括在有机碱存在下使S - ( - ) - [1-(3-羟基苯基)乙基]二甲胺与N-乙基-N-甲基氨基甲酰氯反应,得到游离的利伐斯的明碱。
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公开(公告)号:US08013181B2
公开(公告)日:2011-09-06
申请号:US12100591
申请日:2008-04-10
申请人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
发明人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
IPC分类号: C07C269/00
CPC分类号: C07C269/06 , C07B2200/07 , C07C45/71 , C07C213/02 , C07C213/08 , C07C271/44 , C07C49/84 , C07C215/50 , C07C217/58
摘要: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(−)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
摘要翻译: 提供制造利伐斯的明的方法。 在一个实施方案中,该方法包括在有机碱存在下使S - ( - ) - [1-(3-羟基苯基)乙基]二甲胺与N-乙基-N-甲基氨基甲酰氯反应,得到游离的利伐斯的明碱。
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