申请人:Teikoku Chemical Industries Co., Ltd.
公开号:US06284791B1
公开(公告)日:2001-09-04
A compound represented by general formula (I-2) or a pharmaceutically acceptable acid-addition salt thereof, useful as an anti-microbial against Helicobacter pylori and as a medicinal composition for treating Helicobacter pylori infection, wherein Ar represents phenyl, biphenyl or naphthyl each having a at least one substituent selected from the group consisting of halogen, cyano, nitro, carboxy, C1-C18 alkyl, C1-C18 alkoxy, C3-C18 cycloalkyl, C7-C18 aralkyl, C8-C18 arylalkenyl, C7-C18 aralkyloxy, optionally substituted phenoxy, optionally substituted C2-C19 alkoxycarbonyl, and optionally substituted C8-C19 aralkyloxycarbonyl, provided the case where Ar represents phenyl substituted by halogen, cyano, nitro, carboxy, C1-C18 alkyl, optionally substituted C2-C19 alkoxycarbonyl or C8-C19 aralkyloxycarbonyl is expected.
通用式(I-2)表示的化合物或其药学上可接受的酸加合盐,可用作抗幽门螺杆菌的药物,并作为治疗幽门螺杆菌感染的药物组合物,其中Ar代表苯基、联苯基或萘基,每个基上至少有一个取代基,所选自卤素、氰基、硝基、羧基、C1-C18烷基、C1-C18烷氧基、C3-C18环烷基、C7-C18芳基烷基、C8-C18芳基烯基、C7-C18芳基氧基、可选择取代的苯氧基、可选择取代的C2-C19烷氧羰基,以及可选择取代的C8-C19芳基烷氧羰基,其中Ar代表被卤素、氰基、硝基、羧基、C1-C18烷基、可选择取代的C2-C19烷氧羰基或C8-C19芳基烷氧羰基取代的苯基的情况是预期的。