Novel condensed, seven-membered ring compounds of formula:
wherein R' and R2 each represent hydrogen, halogen, trif- fluoromethyl, lower alkyl or alkoxy, or both jointly form tri-or imethylene; R' is hydrogen, lower alkyl or aralkyl; R4 is alogen or alkyl, aralkyl or cyclo-alkytalkyl which may be stituted; X is a group represented by the formula S(O)n ere n is an integer of 0 to 2); Y is a carboxyl group which be esterified or amidated; m is 1 or 2) and salts thereof. These compounds exhibit inhibitory activity on angioten- converting enzyme and so forth, and are of value as an it for diagnosis, prevention and treatment of hypertension.
式中的新型缩合七元环化合物:
其中,R'和 R2 各自代表
氢、卤素、三
氟甲基、低级烷基或烷
氧基,或两者共同形成三或亚乙基;R'是
氢、低级烷基或芳烷基;R4 是
烯基或烷基、芳烷基或
环烷基,可被取代;X 是由式 S(O)n 代表的基团,n 是 0 至 2 的整数;Y 是羧基,可被
酯化或
酰胺化;m 是 1 或 2)及其盐类。这些化合物对
血管紧张素转换酶等具有抑制活性,具有诊断、预防和治疗高血压的价值。