申请人:Schering Aktiengesellschaft
公开号:US06018062A1
公开(公告)日:2000-01-25
This invention describes the new 17-difluoromethylene-estratrienes of general formula I ##STR1## in which R.sup.1 means a hydrogen atom or a C.sub.1 -C.sub.10 alkyl group, R.sup.5 means a methyl or ethyl group, and R.sup.2 means a hydrogen atom or a C.sub.1 -C.sub.10 alkyl group in .alpha.- or .beta.-position, R.sup.3 means a hydrogen atom or a C.sub.1 -C.sub.10 alkyloxy group in .alpha.- or .beta.-position, R.sup.4 means a hydrogen atom in .alpha.- or .beta.-position, and A, B, D, E and G each mean a hydrogen atom, and optionally at least one of substituent pairs G and R.sup.2, R.sup.2 and R.sup.4, R.sup.4 and A, A and R.sup.3, B and D, D and E mean a double bond.
这项发明描述了一般式I的新型17-二氟甲基醇基雌三烯类化合物,其中R.sup.1表示氢原子或C.sub.1-C.sub.10烷基基团,R.sup.5表示甲基或乙基基团,R.sup.2表示α-或β-位的氢原子或C.sub.1-C.sub.10烷基基团,R.sup.3表示α-或β-位的氢原子或C.sub.1-C.sub.10烷氧基团,R.sup.4表示α-或β-位的氢原子,A、B、D、E和G各自表示氢原子,并且可选地至少有一个取代基对G和R.sup.2、R.sup.2和R.sup.4、R.sup.4和A、A和R.sup.3、B和D、D和E表示双键。