申请人:Schering Aktiengesellschaft
公开号:US05064854A1
公开(公告)日:1991-11-12
Compounds of general Formula I are disclosed ##STR1## wherein R.sup.1 is C.sub.1-4 -alkyl, R.sup.3 is hydrogen, C.sub.1-4 -alkyl, acyl, aryl, R.sup.5 is hydrogen, C.sub.1-4 -alkyl, X is oxygen, CH.sub.2 or NR.sup.4 with R.sup.4 =hydrogen, C.sub.1-4 -alkyl and Y is an aromatic or nonaromatic ring system which can optionally contain one to two hetero atoms and can be substituted, and the stereoisomers and their mixtures, as well as their preparation and use as medicinal agents.
披露了一般公式I的化合物,其中R.sup.1是C.sub.1-4-烷基,R.sup.3是氢,C.sub.1-4-烷基,酰基,芳基,R.sup.5是氢,C.sub.1-4-烷基,X是氧,CH.sub.2或NR.sup.4,其中R.sup.4 =氢,C.sub.1-4-烷基,Y是一个芳香或非芳香环系统,可以选择性地含有1-2个杂原子并且可以被取代,以及其立体异构体和其混合物,以及它们的制备和用作药物剂的用途。