申请人:Boehringer Ingelheim KG
公开号:US04539323A1
公开(公告)日:1985-09-03
Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2, which may be identical to or different from each other, are each independently hydrogen, straight or branched alkyl of 1 to 8 carbon atoms or arylmethyl; or R.sub.1 and R.sub.2, together with each other, are --(CH.sub.2).sub.4 or --(CH.sub.2).sub.5 --; and R.sub.3 and R.sub.4, which may be identical to or different from each other, are each independently hydrogen, straight or branched alkyl of 1 to 4 carbon atoms or arylmethyl; or R.sub.3 and R.sub.4, together with each other, are --CH.sub.3 -- or --CH.sub.2 --CH.sub.2 --; and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful for the treatment of cardiovascular diseases, especially hypertension.
式为##STR1##的化合物,其中R.sub.1和R.sub.2,可以相同也可以不同,分别独立地是氢、1至8个碳原子的直链或支链烷基或芳基甲基;或R.sub.1和R.sub.2与彼此一起是--(CH.sub.2).sub.4或--(CH.sub.2).sub.5--;以及R.sub.3和R.sub.4,可以相同也可以不同,分别独立地是氢、1至4个碳原子的直链或支链烷基或芳基甲基;或R.sub.3和R.sub.4与彼此一起是--CH.sub.3--或--CH.sub.2--CH.sub.2--;以及其非毒性、药理学上可接受的酸盐。这些化合物及其盐对治疗心血管疾病,特别是高血压,具有用处。