Novel 8-chloro-1,5-benzothiazepine derivatives of the formula:
wherein R' is hydrogen, lower alkyl or a group of the formula: R4CO-, each of R2 and R' is lower alkyl and R4 is hydrogen or lower alkyl, and a pharmaceutically acceptable acid addition salt thereof as well as a process for preparing the same are disclosed. Said derivative (I) and a pharmaceutically acceptable acid addition salt thereof in form of a pharmaceutical composition are useful as hypotensive agents and/or coronary or cerbral vasodilators.
式中的新型 8-
氯-1,5-
苯并
硫氮杂卓衍
生物:
其中 R' 为
氢、低级烷基或式中的基团:R4CO-, R2 和 R' 各为低级烷基,R4 为
氢或低级烷基)的新型 8-
氯-1,5-
苯并
硫氮杂卓衍
生物及其药学上可接受的酸加成盐以及制备方法已被公开。以药物组合物形式存在的上述衍
生物(I)及其药学上可接受的酸加成盐可用作降血压剂和/或
冠状动脉或脑血管扩张剂。