申请人:ZERIA PHARMACEUTICAL CO., LTD.
公开号:EP0372484A2
公开(公告)日:1990-06-13
Novel condensed benzene derivatives having prolyl endopeptidase inhibitory, anti-hypoxic, and anti-amnesic activities are disclosed. The compounds are represented by the following (I),
wherein A represents a methylene, ethylene, or propylene group, B represents a methylene or ethylene group, m denotes an integer of 0-5, X and Y, which may be same or different, individually represent a methylene group or sulfur atom, R¹ represents a hydrogen atom, a carboxyl, lower alkyloxycarbonyl, hydroxymethyl, or formyl group, R² represents a hydrogen atom, a halogen atom, a lower alkyl, lower alkoxy, nitro, or amino group, R³ represents a hydrogen atom or a lower alkyl group, and the dotted line may optionally be present. They are useful as a medicine for treating or preventing cerebral circulation disorder, cerebral metabolism disorder, or memory disturbance.
本发明公开了具有脯氨酰内肽酶抑制、抗缺氧和抗缺水活性的新型缩合苯衍生物。这些化合物由以下 (I) 表示、
其中 A 代表亚甲基、乙烯基或丙烯基,B 代表亚甲基或乙烯基,m 表示 0-5 的整数,X 和 Y 可以相同或不同,各自代表亚甲基或硫原子,R¹ 代表氢原子、R²代表氢原子、卤素原子、低级烷基、低级烷氧基、硝基或氨基,R³代表氢原子或低级烷基。它们可用作治疗或预防脑循环障碍、脑代谢障碍或记忆障碍的药物。