申请人:CIBA-GEIGY AG
公开号:EP0511940A2
公开(公告)日:1992-11-04
Novel N-phosphonomethyl-biaryl substituted dipeptide derivatives of formula I
wherein R and R' represent independently hydrogen, carbocyclic aryl, 6-tetrahydronaphthyl, 5-indanyl, acyloxymethyl or acyloxymethyl monosubstituted on methyl carbon by C1-C2o-alkyl, by C5-C7-cycloalkyl, by aryl or by aryl-lower alkyl ; A represents a direct bond, lower alkylene, phenylene or cyclohexylene ; m represents 1 or zero, provided that m represents 1 when A is a direct bond ; R1 represents phenyl, phenyl substituted by one to three substituents selected from lower alkyl, hydroxy, lower alkoxy, lower alkanoyloxy, halogen, cyano, trifluoromethyl, lower alkanoylamino or lower alkoxycarbonyl, naphthyl, naphthyl substituted by lower alkyl, lower alkoxy or halogen, thienyl, thienyl substituted by lower alkyl, furanyl, furanyl substituted by lower alkyl, pyridyl, pyridyl substituted by lower alkyl, halogen or cyano, pyrrolyl or N-lower alkylpyrrolyl ; R2 represents hydrogen, hydroxy, lower alkyl, aryl-lower alkyl, C5-C7-cycloalkyl-lower alkyl, amino-lower alkyl, hydroxy-lower alkyl, lower alkylthio-lower alkyl, lower alkoxy-lower alkyl, aryl-lower alkylthio-lower alkyl or aryl-lower alkoxy-lower alkyl ; COR3 represents carboxyl or carboxyl derivatized in form of a pharmaceutically acceptable ester or amide ; and pharmaceutically acceptable salts thereof are useful as neutral endopeptidase (NEP) inhibitors. Suitable methods for their be manufacture are described.
式 I 的新颖 N-膦酰甲基-叔丁基取代二肽衍生物
其中 R 和 R'独立地代表氢、碳环芳基、6-四氢萘基、5-茚基、酰氧基甲基或在甲基碳上被 C1-C2o- 烷基、C5-C7-环烷基、芳基或芳基-低级烷基单取代的酰氧基甲基;A 代表直接键、低级亚烷基、亚苯基或环己基;m 代表 1 或 0,但当 A 为直接键时,m 代表 1;R1 代表苯基、被选自低级烷基、羟基、低级烷氧基、低级烷酰氧基、卤素、氰基、 三氟甲基、低级烷酰胺基或低级烷氧基羰基的一至三个取代基取代的苯基、萘基被低级烷基、低级烷氧基或卤素取代的萘基,噻吩基,被低级烷基取代的噻吩基,呋喃基,被低级烷基取代的呋喃基,吡啶基,被低级烷基、卤素或氰基取代的吡啶基,吡咯基或 N-低级烷基吡咯基;R2代表氢、羟基、低级烷基、芳基-低级烷基、C5-C7-环烷基-低级烷基、氨基-低级烷基、羟基-低级烷基、低级烷硫基-低级烷基、低级烷氧基-低级烷基、芳基-低级烷硫基-低级烷基或芳基-低级烷氧基-低级烷基;COR3代表羧基或以药学上可接受的酯或酰胺形式衍生的羧基;其药学上可接受的盐可用作中性内肽酶(NEP)抑制剂。本文介绍了制造它们的适当方法。