发明名称 |
Difluoromethylenandrostenone derivatives and process for their preparation |
摘要 |
The invention relates to new 6-difluoromethylenandrostenones having formula (I) wherein the symbol - &cir& _- &cir& _- &cir& _ represents a double or single bond; R is hydrogen or C1-C4 alkyl; and A is a =C=O, =CH <SIGN> OH or =CH <SIGN> OR1 group, in which R1 is an acyl group, which are useful as steroidal aromatase inhibitors. |
申请公布号 |
ZA9300035(B) |
申请公布日期 |
1993.08.05 |
申请号 |
ZA19930000035 |
申请日期 |
1993.01.05 |
申请人 |
FARMITALIA CARLO ERBA S.R.L. |
发明人 |
FRANCO BUZETTI;ANTONIO LONGO;ANGELO CRUGNOLA;ENRICO DI SALLE |
分类号 |
A61K31/565;C07J1/00;C07J71/00;C12N9/99 |
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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