申请人:Eisai Co., Ltd.
公开号:EP1057819A1
公开(公告)日:2000-12-06
The present invention provides a phthalazine compound as a therapeutic agent for erectile dysfunction represented by the following formula, a pharmacologically acceptable salt thereof or a hydrate thereof:
wherein R1 and R2 are the same as or different from each other and represent a halogen atom, a C1 to C4 alkyl group which may be substituted with a halogen atom, a C1 to C4 alkoxy group which may be substituted with a halogen atom or a cyano group; X represents a cyano group, a nitro group, a halogen atom, a hydroxyimino group which may be substituted or a heteroaryl group which may be substituted; Y represents a heteroaryl group, an aryl group which may be substituted, an alkynyl group which may substituted, an alkenyl group, an alkyl group, an optionally substituted saturated or unsaturated 4- to 8- membered amine ring, and the cyclic amine compound is a monocyclic compound, bicyclic compound or a spiro compound; 1 is an integer of 1 to 3; provided that the case where l is 1 or 2, X is a cyano group, a nitro group or a chlorine atom, R1 is a chlorine atom, R2 is a methoxy group and Y is a 5- or 6-memberred amine ring substituted with a hydroxyl group is excluded.
本发明提供了一种作为勃起功能障碍治疗剂的酞嗪化合物,由下式、其药理学上可接受的盐或其水合物代表:
其中R1和R2彼此相同或不同,代表卤素原子、可被卤素原子取代的C1至C4烷基、可被卤素原子取代的C1至C4烷氧基或氰基;X代表氰基、硝基、卤素原子、可被取代的羟基亚氨基或可被取代的杂芳基;Y 代表杂芳基、可被取代的芳基、可被取代的炔基、烯基、烷基、任选取代的饱和或不饱和 4 至 8 位氨基环,环胺化合物是单环化合物、双环化合物或螺环化合物;1 是 1 至 3 的整数;但不包括以下情况:l 是 1 或 2,X 是氰基、硝基或氯原子,R1 是氯原子,R2 是甲氧基,Y 是被羟基取代的 5 或 6 位胺环。