申请人:Takeda Chemical Industries, Ltd.
公开号:US04521607A1
公开(公告)日:1985-06-04
New bicyclic compounds, inclusive of salts thereof, of the formula: ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, each represent hydrogen, halogen, lower alkyl, hydroxyl, lower alkyloxy or aralkyloxy, or R.sup.1 and R.sup.2 jointly represent lower alkylenedioxy; R.sup.3 and R.sup.4 each represent hydrogen or lower alkyl; R.sup.5 represents hydrogen, lower alkyl or --CH.sub.2 SR.sup.7 (R.sup.7 represents hydrogen or acyl); R.sup.6 represents hydrogen or acyl, or R.sup.6 and R.sup.7 jointly represent a single bond; X represents --CH.sub.2 --, --O-- or >N--R.sup.8 (R.sup.8 represents hydrogen, acyl or lower alkyl); and n represents 2, 3 or 4, have inhibitory activities of angiotensin converting enzyme and bradykinin decomposing enzyme, and are useful as antihypertensive agents.
新的双环化合物,包括其盐,其化学式如下:##STR1## 其中R.sup.1和R.sup.2,可以相同也可以不同,分别代表氢、卤素、低烷基、羟基、低烷氧基或芳基氧基,或者R.sup.1和R.sup.2共同代表低烷二氧基;R.sup.3和R.sup.4分别代表氢或低烷基;R.sup.5代表氢、低烷基或--CH.sub.2SR.sup.7(R.sup.7代表氢或酰基);R.sup.6代表氢或酰基,或者R.sup.6和R.sup.7共同代表一个单键;X代表--CH.sub.2--、--O--或>N--R.sup.8(R.sup.8代表氢、酰基或低烷基);n代表2、3或4,具有抑制肾素-血管紧缩素转化酶和激肽降解酶的活性,并可用作降压药物。