申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04447436A1
公开(公告)日:1984-05-08
1,2,3,4-Tetrahydroisoquinolines having the formula: ##STR1## wherein R.sub.1 and R.sub.2 are each hydrogen, lower alkyl, lower alkenyl, acyl, aryl or ar(lower)alkyl, in which aryl and the aryl moiety of the ar(lower)alkyl may contain at least one substituent selected from the group consisting of halogen, lower alkoxy, amino, nitro, hydroxy, acyloxy, ar(lower)alkoxy, lower alkylenedioxy, halo(lower)alkyl, acylamino, ar(lower)alkylamino and aryl, and pharmaceutically acceptable salts thereof, having a relaxant activity on smooth muscles.
式为:##STR1## 的1,2,3,4-四氢异喹啉化合物,其中R.sub.1和R.sub.2分别为氢、低碳基、低烯基、酰基、芳基或芳基(低)烷基,其中芳基和芳基(低)烷基的芳基可能包含来自群组的至少一个取代基,所述群组由卤素、低烷氧基、氨基、硝基、羟基、酰氧基、芳基(低)烷氧基、低烷基二氧基、卤代(低)烷基、酰基氨基、芳基(低)烷基氨基和芳基组成,以及其药学上可接受的盐,具有对平滑肌的松弛作用。