发明授权
- 专利标题: 11.beta.-FLUOROANDROSTENES
- 专利标题(中): 11 {62 -FLUOROANDROSTENES
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申请号: US552958申请日: 1975-02-25
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公开(公告)号: US3966713A公开(公告)日: 1976-06-29
- 发明人: Helmut Hofmeister , Henry Laurent , Rudolf Wiechert , Klaus Annen , Hermann Steinbeck
- 申请人: Helmut Hofmeister , Henry Laurent , Rudolf Wiechert , Klaus Annen , Hermann Steinbeck
- 申请人地址: DT Berlin & Bergkamen
- 专利权人: Schering Aktiengesellschaft
- 当前专利权人: Schering Aktiengesellschaft
- 当前专利权人地址: DT Berlin & Bergkamen
- 优先权: DT2410443 19740301
- 主分类号: A61K31/568
- IPC分类号: A61K31/568 ; C07J1/00 ; C07J53/00 ; C07C3/00
摘要:
11.beta.-Fluoroandrostenes of the formula ##SPC1##Wherein R.sub.1 and R.sub.2 are hydrogen atoms, methylene or another C--C bond; R.sub.3 is H or Cl, R.sub.4 is H, F or Cl; and X is carbonyl, .beta.-hydroxymethylene, or an ester or ether thereof or .alpha.-alkyl-.beta.-hydroxymethylene or an ester thereof, possess androgenic activity and can be prepared by the dehalogenation of a corresponding 9.alpha.-halo-11.beta.-F steroid.
公开/授权文献
- US5634327A Method of operating a gas-turbine group 公开/授权日:1997-06-03