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公开(公告)号:EP2383279A1
公开(公告)日:2011-11-02
申请号:EP11174509.7
申请日:2011-07-19
发明人: Platteeuw, Johannes Jan , Coelingh Bennink, Herman Jan Tijmen , Damen, Franciscus Wilhelmus Petrus , Van Vliet, Michiel Christian Alexander
IPC分类号: C07J75/00
CPC分类号: C07J1/007 , C07J1/0059 , C07J13/005 , C07J75/00 , Y02P20/55
摘要: The present invention relates to a process for the preparation of estra-1,3,5(10)-trien-3,15α,16α,17β-tetraol (estetrol), via a silyl enol ether derivative 17-B-oxy-3-A-oxy-estra-1,3,5(10),16-tetraene, wherein A is a protecting group and B is ―Si(R 2 ) 3 .
The invention further relates to a process for the synthesis of 3-A-oxy-estra-1,3,5(10),15-tetraen-17-one, wherein A is a protecting group, via said silyl enol ether derivative.摘要翻译: 本发明涉及通过甲硅烷基烯醇醚衍生物17-B-oxy制备雌-1,3,5(10) - 三烯-3,15±,16±,17-四醇(雌酮)的方法 -3-A-氧 - 雌-1,3,5(10),16-四烯,其中A为保护基,B为€(Si(R 2)3)。 本发明还涉及通过所述甲硅烷基烯醇醚衍生物合成其中A为保护基的3-A-氧 - 雌-1,3,5(10),15-四烯-17-酮的方法。