发明公开
- 专利标题: Dehalogenation of steroids
- 专利标题(中): Dehalogenierung von Steroiden。
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申请号: EP81305748.6申请日: 1981-12-04
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公开(公告)号: EP0054390A1公开(公告)日: 1982-06-23
- 发明人: Heather, James Brian , White, David Raymond
- 申请人: THE UPJOHN COMPANY
- 申请人地址: 301 Henrietta Street Kalamazoo, Michigan 49001 US
- 专利权人: THE UPJOHN COMPANY
- 当前专利权人: THE UPJOHN COMPANY
- 当前专利权人地址: 301 Henrietta Street Kalamazoo, Michigan 49001 US
- 代理机构: Perry, Robert Edward
- 优先权: US213447 19801205; US263833 19810515
- 主分类号: C07J1/00
- IPC分类号: C07J1/00 ; C07J5/00 ; C07J7/00 ; C07J71/00
摘要:
A process for 9α-dehaiogenation of 9a-bromo- or 9a-chloro-11β-hydroxy steroids, without eliminating the 11β-hydroxyl group, uses the reagents chromous chloride and/or chromous sulfate, and thioglycolic acid.
公开/授权文献
- EP0054390B1 Dehalogenation of steroids 公开/授权日:1984-07-25
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