申请人:Cassella Aktiengesellschaft
公开号:US05015659A1
公开(公告)日:1991-05-14
The present invention relates to thienylacetic acid derivatives of the general formula I ##STR1## in which X denotes --O-- or --NH--; R.sup.1 denotes hydrogen, the group --CH.sub.2 --CO--R.sup.3 or the group --CO--CH.sub.2 --NH.sub.2 ; R.sup.2 denotes hydrogen, (C.sub.1 -C.sub.4)-alkyl or the radical R.sup.1 and R.sup.3 denotes (C.sub.1 -C.sub.4)-alkoxy, hydroxyl or amino, it not being possible for both R.sup.1 and R.sup.2 to represent hydrogen when X denotes O, as well as the pharmaceutically tolerated salts thereof, process for the preparation thereof, the use thereof, and pharmaceuticals containing these and the preparation thereof.
本发明涉及一般式I的噻唑乙酸衍生物,其中X表示--O--或--NH--;R.sup.1表示氢,基团--CH.sub.2--CO--R.sup.3或基团--CO--CH.sub.2--NH.sub.2;R.sup.2表示氢,(C.sub.1-C.sub.4)-烷基或基团R.sup.1,R.sup.3表示(C.sub.1-C.sub.4)-烷氧基,羟基或氨基,当X表示O时,R.sup.1和R.sup.2不能同时表示氢,以及其药物耐受性盐,其制备方法,其用途和含有这些化合物的制药物及其制备方法。