申请人:Merck & Co., Inc.
公开号:US06376499B1
公开(公告)日:2002-04-23
Compounds of the invention are useful in inhibiting thrombin and associated thrombotic occlusions having the following structure:
or a pharmaceutically acceptable salt thereof, wherein b is N Y1 or O; c is CY2 or N; d is CY2; e is CY1 or N; f is CY1 or N; g is CY1 or N; Y1 is hydrogen, C1-4 alkyl, or halogen; Y2 is hydrogen, C1-4 alkyl, C3-7 cycloalkyl, halogen, NH2, OH or C1-4 alkoxy;
A is
and W, X, Z, R3, R4 and R5 are defined in the specification.
本发明的化合物在抑制凝血酶和相关的血栓闭塞方面具有以下结构:或其药用盐,其中b为N、Y1或O;c为CY2或N;d为CY2;e为CY1或N;f为CY1或N;g为CY1或N;Y1为氢、C1-4烷基或卤素;Y2为氢、C1-4烷基、C3-7环烷基、卤素、NH2、OH或C1-4烷氧基;A为,W、X、Z、R3、R4和R5在说明书中有定义。