发明名称 |
KJEMISKE FORBINDELSER FOR ANVENDELSE I ANTIKONSEPSJONMIDLER |
摘要 |
DELTA 15-Steroids of the formula <IMAGE> wherein R1 is a hydrogen atom, trialkylsilyl or acyl; R2 is ethynyl, chloroethynyl or propinyl; and X is an oxygen atom, <IMAGE> or NOR4 wherein R3 is a hydrogen atom or acyl and R4 is a hydrogen atom, acyl, alkyl or tetrahydropyranyl, possess progestational and ovulation and nidation inhibiting activities.
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申请公布号 |
NO801013(A) |
申请公布日期 |
1977.04.13 |
申请号 |
NO19800001013 |
申请日期 |
1980.04.09 |
申请人 |
SCHERING AG BERLIN UND BERGKAMEN, |
发明人 |
HOFMEISTER, HELMUT,;WIECHERT, RUDOLF,;ANNEN, KLAUS,;LAURENT, HENRY,;STEINBECK, HERMANN, |
分类号 |
A61K31/565;C07J;C07J1/00;C07J31/00;C07J41/00;C07J51/00;(IPC1-7):C07J/ |
主分类号 |
A61K31/565 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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