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公开(公告)号:US20110015189A1
公开(公告)日:2011-01-20
申请号:US12505627
申请日:2009-07-20
申请人: Bo CHEN , Zhi-Xian WANG , Yutao XUE , Lihong LIU , Hao CHEN
发明人: Bo CHEN , Zhi-Xian WANG , Yutao XUE , Lihong LIU , Hao CHEN
IPC分类号: A61K31/536 , C07D265/18 , C07C233/00 , C07D311/02
CPC分类号: C07D265/18 , C07B2200/07 , C07C235/16 , C07C235/38 , C07C235/88 , C07C2601/02 , C07D493/08
摘要: The present invention provides a process for the preparation of Efavirenz. A compound of Formula 1 may be prepared by a process comprising cyclizing, in the presence of a first base, a compound of Formula 5 with a haloformate of Formula 6. Other processes are also provided as well as novel compounds prepared by and used in such processes.
摘要翻译: 本发明提供了制备依法韦仑的方法。 式1的化合物可以通过以下方法制备,该方法包括在第一碱的存在下,将式5的化合物与式6的卤代甲酸酯环化。还提供其它方法以及由其制备并用于其中的新化合物 过程。
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公开(公告)号:US20120095249A1
公开(公告)日:2012-04-19
申请号:US13330381
申请日:2011-12-19
申请人: Bo CHEN , Zhi-Xian WANG , Yutao XUE , Lihong LIU , Hao CHEN
发明人: Bo CHEN , Zhi-Xian WANG , Yutao XUE , Lihong LIU , Hao CHEN
IPC分类号: C07C233/54 , C07C233/25 , C07C237/04
CPC分类号: C07D265/18 , C07B2200/07 , C07C235/16 , C07C235/38 , C07C235/88 , C07C2601/02 , C07D493/08
摘要: The present invention provides a process for the preparation of Efavirenz. A compound of Formula 1: may be prepared by a process comprising cyclizing, in the presence of a first base, a compound of Formula 5 with a haloformate of Formula 6. Other processes are also provided as well as novel compounds prepared by and used in such processes.
摘要翻译: 本发明提供了制备依法韦仑的方法。 式1的化合物可以通过包括在第一碱的存在下将式5的化合物与式6的卤代甲酸酯环化的方法制备。还提供了其它方法以及由式 这样的过程。
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公开(公告)号:US08080655B2
公开(公告)日:2011-12-20
申请号:US12505627
申请日:2009-07-20
申请人: Bo Chen , Zhi-Xian Wang , Yutao Xue , Lihong Liu , Hao Chen
发明人: Bo Chen , Zhi-Xian Wang , Yutao Xue , Lihong Liu , Hao Chen
IPC分类号: C07D265/18
CPC分类号: C07D265/18 , C07B2200/07 , C07C235/16 , C07C235/38 , C07C235/88 , C07C2601/02 , C07D493/08
摘要: The present invention provides a process for the preparation of Efavirenz. A compound of Formula 1: may be prepared by a process comprising cyclizing, in the presence of a first base, a compound of Formula 5 with a haloformate of Formula 6. Other processes are also provided as well as novel compounds prepared by and used in such processes.
摘要翻译: 本发明提供了制备依法韦仑的方法。 式1的化合物可以通过包括在第一碱的存在下将式5的化合物与式6的卤代甲酸酯环化的方法制备。还提供了其它方法以及由式 这样的过程。
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公开(公告)号:US08378143B2
公开(公告)日:2013-02-19
申请号:US13330381
申请日:2011-12-19
申请人: Bo Chen , Zhi-Xian Wang , Yutao Xue , Lihong Liu , Hao Chen
发明人: Bo Chen , Zhi-Xian Wang , Yutao Xue , Lihong Liu , Hao Chen
IPC分类号: C07C233/54
CPC分类号: C07D265/18 , C07B2200/07 , C07C235/16 , C07C235/38 , C07C235/88 , C07C2601/02 , C07D493/08
摘要: The present invention provides a process for the preparation of Efavirenz. A compound of Formula 1: may be prepared by a process comprising cyclizing, in the presence of a first base, a compound of Formula 5 with a haloformate of Formula 6. Other processes are also provided as well as novel compounds prepared by and used in such processes.
摘要翻译: 本发明提供了制备依法韦仑的方法。 式1的化合物可以通过包括在第一碱的存在下将式5的化合物与式6的卤代甲酸酯环化的方法制备。还提供了其它方法以及由式 这样的过程。
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