申请人:E. R. Squibb & Sons, Inc.
公开号:US04206137A1
公开(公告)日:1980-06-03
Thioalkanoylalkanoic acid compounds and salts thereof having the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each is hydrogen or lower alkyl; R.sub.5 is hydrogen, lower alkanoyl, benzoyl or ##STR2## A and B each is hydrogen or join together as a polymethylene chain --(CH.sub.2).sub.n -- to complete a 4-, 5- or 6- membered cycloalkyl group, and m is 0 or 1, are angiotensin converting enzyme inhibitors and are useful as hypotensive agents.
Thioalkanoylalkanoic酸化合物及其盐具有以下公式##STR1##其中R.sub.1、R.sub.2、R.sub.3和R.sub.4分别是氢或较低的烷基;R.sub.5是氢、较低的烷酰基、苯甲酰基或##STR2##A和B分别是氢或结合在一起作为聚亚甲基链--(CH.sub.2).sub.n --以形成4、5或6-环脂肪族基团,m为0或1,是抑制血管紧张素转化酶的抑制剂,并且可用作降压剂。