申请人:TAIHO PHARMACEUTICAL COMPANY, LIMITED
公开号:EP0335979A1
公开(公告)日:1989-10-11
Thienopyrimidine derivatives represented by general formula (I), wherein R1 and R2, which may be the same or different, each represents a hydrogen atom, a halogen atom, a lower alkyl group, a cyclic alkyl group or a phenyl group, or R1 and R2 may be bound to each other to form an alkylene chain for forming a ring, R3 represents a lower alkyl group or a group of formula (II) (wherein R4 represents a lower alkyl group, a lower alkoxy group or a halogen atom, m represents 0, 1 or 2 and Rs represents a hydrogen atom or a halogen atom) or pharmaceutically acceptable salts thereof, a pharmacological composition containing the same as effective ingredient, and an aldose reductase inhibitor are disclosed.
由通式(I)代表的噻吩嘧啶衍生物,其中 R1 和 R2 可以相同或不同,各自代表氢原子、卤素原子、低级烷基、环状烷基或苯基,或者 R1 和 R2 可以相互结合形成亚烷基链以形成环、R3 代表低级烷基或式(II)基团(其中 R4 代表低级烷基、低级烷氧基或卤素原子,m 代表 0、1 或 2,Rs 代表氢原子或卤素原子)或其药学上可接受的盐、含有其作为有效成分的药物组合物以及醛糖还原酶抑制剂。