Pyridine derivative substituted by heteroaryl ring, and antifungal agent comprising the same
申请人:Eisai R&D Managment Co., Ltd.
公开号:US08183264B2
公开(公告)日:2012-05-22
The present invention provides an antifungal agent that has excellent antifungal action, and is also excellent in terms of its properties, safety, and metabolic stability. The present invention discloses a compound represented by the following formula I or a salt thereof, and an antifungal agent comprising the compound or the salt:
wherein R1 represents a hydrogen atom, a halogen atom, an amino group, a C1-6 alkyl group, a C1-6 alkoxy group, or a C1-6-alkoxy-C1-6-alkyl group; R2 represents a hydrogen atom or an amino group; X, Y, Z, and W independently represent a nitrogen atom, an oxygen atom, a sulfur atom, or —CH—, provided that at least two among X, Y, and W are nitrogen atoms; the ring A represents a 5- or 6-membered heteroaryl ring or a benzene ring; Q represents a methylene group, an oxygen atom, —CH2O—, —OCH2—, —NH—, —NHCH2—, or —CH2NH—; and R3 represents a C1-6 alkyl group, a C3-8 cycloalkyl group, a C6-10 aryl group, or a 5- or 6-membered heteroaryl group, each of which may have one or two substituents.
本发明提供了一种具有优异的抗真菌作用、性质、安全性和代谢稳定性的抗真菌剂。本发明披露了以下式I或其盐所代表的化合物,以及包含该化合物或其盐的抗真菌剂:其中R1表示氢原子、卤素原子、氨基、C1-6烷基、C1-6烷氧基或C1-6-烷氧基-C1-6-烷基;R2表示氢原子或氨基;X、Y、Z和W独立地表示氮原子、氧原子、硫原子或-CH-,其中至少有两个是氮原子;环A表示5-或6-成员杂环芳基环或苯环;Q表示亚甲基、氧原子、-CH2O-、-OCH2-、-NH-、-NHCH2-或-CH2NH-;R3表示C1-6烷基、C3-8环烷基、C6-10芳基或5-或6-成员杂环基,每个基团可以有一个或两个取代基。