申请人:Boehringer Mannheim GmbH
公开号:US04367235A1
公开(公告)日:1983-01-04
2-benzimidazolinone compounds of the formula ##STR1## wherein R is lower alkyl, R.sub.1 and R.sub.2, which can be the same or different, are lower straight-chained or branched alkyl and one of R.sub.1 and R.sub.2 can also be hydrogen or R.sub.1 and R.sub.2 together represent an alkylene radical and R.sub.3 is hydrogen or acyl, i.e., alkanoyl or aromatic carboxylic acid moieties; and the pharmacologically acceptable salts thereof; have marked .beta.-receptor blocking action and are outstandingly useful in the treatment or prophylaxis of cardiac and circulatory diseases.
式子为 ##STR1## 的2-苯并咪唑酮化合物,其中R为低碳基,R.sub.1和R.sub.2可以相同或不同,为低直链或支链烷基,而R.sub.1和R.sub.2中的一个也可以是氢,或者R.sub.1和R.sub.2一起表示一个亚烷基基团,R.sub.3为氢或酰基,即烷酰基或芳香族羧酸基团;以及其药理学上可接受的盐;具有显著的β-受体阻滞作用,并且在心脏和循环疾病的治疗或预防中非常有用。