摘要 |
11 beta -(4-isopropenylphenyl)-estra-4,9-dienes of general Formula I <IMAGE> (I) wherein X is an oxygen atom or a hydroxyimino grouping N OH, R1 is a hydrogen atom or a methyl group, R2 is a hydrogen atom or an acyl residue of 1-10 carbon atoms, R3 is a hydrogen atom, the cyanomethyl group, -(CH2)n-, CH2Z, -CH=CH-(CH2)mZ or -C 3BOND C-Y wherein n=0 to 5 and m=1 to 4, Z meaning a hydrogen atom or the OR4 group with R4 meaning a hydrogen atom, an alkyl or alkanoyl group each of 1-4 carbon atoms, and Y meaning a hydrogen, chlorine, fluorine, iodine or bromine atom, an alkyl, hydroxyalkyl, alkoxyalkyl or acyloxyalkyl group each of 1-4 carbon atoms in the alkyl or acyl residue, possess antiprogestational activity.
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申请人 |
SCHERING AKTIENGESELLSCHAFT |
发明人 |
OTTOW, ECKHARD;WIECHERT, RUDOLF;NEEF, GUENTER;BEIER, SYBILLE;ELGER, WALTER;HENDERSON, DAVID |