申请人:E. R. Squibb & Sons, Inc.
公开号:US04539312A1
公开(公告)日:1985-09-03
An enkephalin-degrading aminopeptidase enzyme is inhibited by compounds having the formula ##STR1## and pharmaceutically acceptable salt thereof, wherein R.sub.1 and R.sub.2 are each independently hydrogen, alkyl, carboxyalkyl, halo substituted alkyl, hydroxyalkyl, aminoalkyl, mercaptoalkyl, alkylthioalkyl, (cycloalkyl)alkyl, (heteroaryl)alkyl, arylalkyl, carbamoylalkyl, guanidinylalkyl, or heteroaryl; R.sub.3 is hydroxy, alkoxy, (substituted alkyl)oxy, arylalkoxy, (heteroaryl)alkoxy or --NY.sub.1 Y.sub.2, wherein Y.sub.1 and Y.sub.2 are independently hydrogen, alkyl, aryl, or arylalkyl or Y.sub.1 is hydrogen and Y.sub.2 is substituted alkyl or (heteroaryl)alkyl; A.sub.1 is glycyl, alanyl, leucyl, phenylalanyl, arginyl, sarcosyl, seryl, asparagyl, lysyl, glutamyl, histidyl, tryptophyl, cysteinyl, methionyl, threonyl, tyrosyl, leucyl, valyl, aspartyl, prolyl, norleucyl, norvalyl, or ##STR2## wherein n.sub.6 is an integer of 2 to 15; A.sub.2, A.sub.3, A.sub.4 and A.sub.5 each is independently glycyl, alanyl, leucyl, phenylalanyl, arginyl, sarcosyl, seryl, asparagyl, lysyl, glutamyl, histidyl, tryptophyl, cysteinyl, methionyl, threonyl, tyrosyl, leucyl, valyl, aspartyl, or prolyl, norleucyl, or norvalyl; and n.sub.1, n.sub.2, n.sub.3, n.sub.4 and n.sub.5 each is independently 0 or 1.
一种降解
脑啡肽的
氨肽酶酶被具有以下结构的化合物所抑制:其中R.sub.1和R.sub.2分别独立地是氢、烷基、羧基烷基、卤代烷基、羟基烷基、
氨基烷基、巯基烷基、烷基
硫基烷基、(环烷基)烷基、(杂环芳基)烷基、芳基烷基、
氨基甲酰基烷基、
胍基甲酰基烷基或杂环芳基;R.sub.3是羟基、烷氧基、(取代烷基)氧基、芳基烷氧基、(杂环芳基)氧基或--NY.sub.1 Y.sub.2,其中Y.sub.1和Y.sub.2独立地是氢、烷基、芳基或芳基烷基,或Y.sub.1是氢,Y.sub.2是取代烷基或(杂环芳基)烷基;A.sub.1是甘
氨酰基、丙
氨酰基、亮
氨酰基、苯丙
氨酰基、精
氨酰基、肌
氨酰基、丝
氨酰基、天冬
氨酰基、赖
氨酰基、谷
氨酰基、组
氨酰基、色
氨酰基、蛋
氨酰基、甲
硫氨酰基、苏
氨酰基、酪
氨酰基、亮
氨酰基、缬
氨酰基、天冬
氨酰基、脯
氨酰基、正亮
氨酰基、正缬
氨酰基或##STR2##其中n.sub.6是2到15的整数;A.sub.2、A.sub.3、A.sub.4和A.sub.5分别独立地是甘
氨酰基、丙
氨酰基、亮
氨酰基、苯丙
氨酰基、精
氨酰基、肌
氨酰基、丝
氨酰基、天冬
氨酰基、赖
氨酰基、谷
氨酰基、组
氨酰基、色
氨酰基、蛋
氨酰基、甲
硫氨酰基、苏
氨酰基、酪
氨酰基、亮
氨酰基、缬
氨酰基、天冬
氨酰基、脯
氨酰基、正亮
氨酰基或正缬
氨酰基;n.sub.1、n.sub.2、n.sub.3、n.sub.4和n.sub.5分别独立地是0或1。