申请人:F. R. Squibb & Sons, Inc.
公开号:US04396772A1
公开(公告)日:1983-08-02
Angiotensin converting enzyme activity is inhibited by compounds having the formula ##STR1## and salts thereof wherein R.sub.1 is alkyl, aryl, arylalkyl, cycloalkyl, or cycloalkyl(alkyl); R.sub.2 and R.sub.4 each is independently hydrogen, alkyl, arylalkyl or ##STR2## wherein X is hydrogen, alkyl, or phenyl and Y is hydrogen, alkyl, phenyl or alkoxy, or together X and Y are --(CH.sub.2).sub.2 --, --(CH.sub.2).sub.3 --, --CH.dbd.CH--or ##STR3## R.sub.3 is hydrogen or alkyl; ##STR4## is a residue of an amino acid selected from the group consisting of glycine, alanine, valine, norvaline, leucine, N-methylleucine, norleucine, isoleucine, phenylalanine, tyrosine, serine, threonine, cysteine, methionine, aspartic acid, glutamic acid, arginine, lysine, asparagine, glutamine, histidine, or tryptophane; and n is 0 or 1.
血管紧张素转换酶活性被具有以下式子及其盐类的化合物所抑制:##STR1## 其中,R.sub.1是烷基、芳基、芳基烷基、环烷基或环烷基(烷基);R.sub.2和R.sub.4各自独立地是氢、烷基、芳基烷基或##STR2## 其中,X是氢、烷基或苯基,Y是氢、烷基、苯基或烷氧基,或者X和Y一起是--(CH.sub.2).sub.2 --,--(CH.sub.2).sub.3 --,--CH.dbd.CH--或##STR3## R.sub.3是氢或烷基;##STR4## 是选自甘氨酸、丙氨酸、缬氨酸、异缬氨酸、亮氨酸、N-甲基亮氨酸、异亮氨酸、异亮氨酸、苯丙氨酸、酪氨酸、丝氨酸、苏氨酸、半胱氨酸、甲硫氨酸、天冬氨酸、谷氨酸、精氨酸、赖氨酸、天冬酰胺、谷氨酰胺、组氨酸或色氨酸的氨基酸残基;n为0或1。