申请人:Nippon Chemiphar Co., Ltd.
公开号:US08778933B2
公开(公告)日:2014-07-15
A diazepinedione derivative represented by the formula (I) or a pharmacologically acceptable salt thereof is used as a P2X4 receptor antagonist:
wherein R1 represents a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or the like, R2 and R3 represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a halogen atom, or the like, R4 and R5 represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or the like, and W represents tetrazole or the like.
公式(I)所代表的一种二氮杂环二酮衍生物或其药学上可接受的盐被用作P2X4受体拮抗剂:其中R1代表氢原子,1至8个碳原子的烷基或类似物,R2和R3代表氢原子,1至8个碳原子的烷基,卤素原子或类似物,R4和R5代表氢原子,1至8个碳原子的烷基或类似物,W代表四唑或类似物。