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公开(公告)号：EP2766381B1
公开(公告)日：2016-07-27
申请号：EP12774995.0
申请日：2012-10-09
申请人： Zach System
发明人： DERRIEN, Yvon , POIRIER, Patricia , FORCATO, Massimiliano , PINTUS, Tony , COTARCA, Livius , MEUNIER, Sébastien , GRAINDORGE, Laurence
CPC分类号： C07J43/003 , C07J1/0059 , C07J31/003 , C07J31/006
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公开(公告)号：EP2766381A1
公开(公告)日：2014-08-20
申请号：EP12774995.0
申请日：2012-10-09
申请人： Zach System
发明人： DERRIEN, Yvon , POIRIER, Patricia , FORCATO, Massimiliano , PINTUS, Tony , COTARCA, Livius , MEUNIER, Sébastien , GRAINDORGE, Laurence
CPC分类号： C07J43/003 , C07J1/0059 , C07J31/003 , C07J31/006
摘要： The present invention relates to a process for the preparation of 17-substituted steroids and, more particularly, to an improved method of synthesizing abiraterone or derivatives thereof in high yield and purity by means of a key 3-formate intermediate.
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