申请人:Akzo N.V.
公开号:US04705782A1
公开(公告)日:1987-11-10
The invention relates to compounds of the general formula I ##STR1## wherein R.sub.1 represents one up to and including four, the same or different substituents selected from alkyl(1-6 C), alkoxy(1-6 C), hydroxy, halogen, NO.sub.2, CF.sub.3 or the group --NR.sub.5 R.sub.6, whereby two substituents taken together may also represent a methylene-dioxy group, X represents a member selected from ##STR2## --CH.sub.2 --CH.sub.2 -- and --CH.dbd.CH--, n has the value 0, 1 or 2, R.sub.3 represents one of the moieties: ##STR3## and R.sub.2, R.sub.4, R.sub.5 and R.sub.6 represent hydrogen or alkyl(1-6 C), and pharmaceutically acceptable salts thereof, suitable in the treatment of heartfailure.
该发明涉及一般式I的化合物
其中R.sub.1代表一个到四个,选自烷基(1-6 C)、烷氧基(1-6 C)、羟基、卤素、NO.sub.2、CF.sub.3或基团--NR.sub.5 R.sub.6中相同或不同的取代基,其中两个取代基也可以一起代表亚甲二氧基基团,X代表从##STR2## --CH.sub.2 --CH.sub.2 --和--CH.dbd.CH--中选取的成员,n的值为0, 1或2,R.sub.3代表以下之一的基团: ##STR3##,R.sub.2、R.sub.4、R.sub.5和R.sub.6代表氢或烷基(1-6 C),以及其药用盐,适用于治疗心力衰竭。