PHENYL 4-GUANIDINOBENZOATE DERIVATIVE, PROCESS FOR PRODUCING THE SAME, AND PROTEASE INHIBITOR CONTAINING THE SAME
申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0486702A1
公开(公告)日:1992-05-27
A phenyl 4-guanidinobenzoate derivative of general formula (I) and a pharmacologically acceptable acid addition salt thereof, each having an excellent protease inhibitor activity, wherein R¹ represents hydrogen or halogen; R² represents trifluoromethoxy, OCOR³, C(=NOR⁴)R⁵ or styrenesulfonyl; R³ represents (un)substituted C₃ to C₇ cycloalkyl; R⁴ represents hydrogen, C₁ to C₄ alkyl, C₁ to C₄ alkenyl or CH₂COOR⁶; R⁵ represents hydrogen or C₁ to C₄ alkyl; and R⁶ represents hydrogen or C₁ to C₄ alkyl.
通式(I)的 4-胍基苯甲酸苯酯衍生物及其药理学上可接受的酸加成盐,各自具有优异的蛋白酶抑制剂活性,其中 R¹ 代表氢或卤素;R² 代表三氟甲氧基、OCOR³、C(=NOR⁴)R⁵ 或苯乙烯磺酰基;R³ 代表(未)取代的 C₃ 至 C₇ 环烷基;R⁴ 代表氢、C₁ 至 C₄ 烷基、C₁ 至 C₄ 烯基或 CH₂COOR⁶;R⁵ 代表氢或 C₁ 至 C₄ 烷基;以及 R⁶ 代表氢或 C₁ 至 C₄ 烷基。