申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:US04798897A1
公开(公告)日:1989-01-17
An isoquinoline derivative represented by the formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and A are as defined in the disclosure, or a pharmacologically acceptable acid salt thereof. These compounds have an excellent relaxation action on blood vessels, particularly coronary arteries, and on bronchial tubes. Accordingly, the compounds can be advantageously utilized as drugs for prevention and treatment of angina, myocardial infarction, cardiovascular thrombosis, cerebrovascular thrombosis, hypertonia, asthma and other various circulatory and respiratory organ diseases.
一种以式(I)表示的异喹啉衍生物,其中R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5和A如本文所定义,或其药学上可接受的酸盐。这些化合物对血管,特别是冠状动脉和支气管具有优异的松弛作用。因此,这些化合物可以优势地用作预防和治疗心绞痛、心肌梗塞、心血管血栓形成、脑血栓形成、高血压、哮喘和其他各种循环和呼吸器官疾病的药物。