发明授权
US4064240A 21-Cyclic acetals of steroidal 21-aldehydes and methods of preparation
失效
21-甾体21-醛的环状缩醛及其制备方法
- 专利标题: 21-Cyclic acetals of steroidal 21-aldehydes and methods of preparation
- 专利标题(中): 21-甾体21-醛的环状缩醛及其制备方法
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申请号: US742980申请日: 1976-11-17
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公开(公告)号: US4064240A公开(公告)日: 1977-12-20
- 发明人: Michael Marx , Denis John Kertesz
- 申请人: Michael Marx , Denis John Kertesz
- 申请人地址: CA Palo Alto
- 专利权人: Syntex (U.S.A.) Inc.
- 当前专利权人: Syntex (U.S.A.) Inc.
- 当前专利权人地址: CA Palo Alto
- 主分类号: C07J71/00
- IPC分类号: C07J71/00 ; A61K31/58
摘要:
21-Cyclic acetals of steroids of the corticoid series are prepared from the corresponding 21-hydroxy steroids. The products have utility as anti-inflammatory agents.
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