申请人:Merck Patent Gesellschaft mit beschrankter Haftung
公开号:US04987133A1
公开(公告)日:1991-01-22
New salicylic acid derivatives of the general formula I ##STR1## in which R.sup.1 is H or CH.sub.3, R.sup.2 is 4-(4-methyl-2-thiazolyl)-piperazino, 4-(tetrahydro-2-furoyl)-piperazino, 4-(4-methyl-2-thiazolyl)-homopiperazino, 4-benzamidopiperidino, 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolino, 1-imidazolyl, tribromo-1-imidazolyl or 2-(3-indolyl-1,1-dimethyl-ethylamino and R.sup.3 is alkoxy having 1-C atoms, NH.sub.2 or alkylamino having 1-4 C atoms, as well as the physiologically acceptable acid addition salts thereof, exhibit effects on the circulation, especially effects lowering the blood pressure and relieving the heart, and diuretic effects.
新的水杨酸衍生物具有通式I,其中R.sup.1是H或CH.sub.3,R.sup.2是4-(4-甲基-2-噻唑基)-哌嗪基,4-(四氢-2-呋喃酰基)-哌嗪基,4-(4-甲基-2-噻唑基)-同型哌嗪基,4-苯甲酰基哌啶基,6,7-二甲氧基-1,2,3,4-四氢异喹啉基,1-咪唑基,三溴-1-咪唑基或2-(3-吲哚基-1,1-二甲基乙基)氨基,R.sup.3是具有1-C原子的烷氧基,NH.sub.2或具有1-4 C原子的烷基氨基,以及其生理上可接受的酸加成盐,展现出对循环的影响,特别是降低血压和缓解心脏的作用以及利尿作用。