发明申请
- 专利标题： 3-Methyl-20-epi-vitamin D derivatives
- 专利标题（中）： 3-甲基-20-表维生素D衍生物
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申请号： US11282643申请日： 2005-11-21
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公开(公告)号： US20060074255A1公开(公告)日： 2006-04-06
- 发明人: Hiroaki Takayama , Toshie Fujishima
- 申请人： Hiroaki Takayama , Toshie Fujishima
- 优先权： JP239799/2000 20000808
- 主分类号： A61K31/59
- IPC分类号： A61K31/59 ; C07C401/00
摘要：
The object of the present invention is to synthesize vitamin D derivatives in which the 3-position is substituted with methyl and the steric configuration at the 20-position is epimerized. The present invention provides vitamin D derivatives of Formula (1): wherein R is straight or branched alkyl optionally substituted with hydroxy.
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