申请人:Taisho Pharmaceutical Co., Ltd.
公开号:EP3173408A1
公开(公告)日:2017-05-31
The present invention provides a compound represented by the following formula [1] or a pharmaceutically acceptable salt thereof which has an excellent NHE3 inhibitory effect:
[Formula 15] A-Y [1]
wherein
A represents a structure represented by the following formula [2]:
wherein
R11 and R12 each represent a halogen atom or the like,
R2 represents C1-6 alkyl or the like,
ring E represents triazole, tetrazole, pyrimidine, or the like,
R31 and R32 each represent a hydrogen atom, C1-6 alkyl, C1-6 alkoxy, or the like, and
W represents a single bond, the formula -NH-, the formula -O-, or the formula -CONH-, and
Y represents a hydrogen atom or a structure represented by the following formula [3']:
本发明提供了由下式[1]代表的化合物或其药学上可接受的盐,该化合物具有极佳的 NHE3 抑制作用:
[式 15] A-Y [1]
其中
A 代表下式[2]所代表的结构:
其中
R11 和 R12 分别代表卤素原子或类似物、
R2 代表 C1-6 烷基或类似物、
环 E 代表三唑、四唑、嘧啶或类似物、
R31 和 R32 各自代表氢原子、C1-6 烷基、C1-6 烷氧基或类似物,以及
W 代表单键、式-NH-、式-O-或式-CONH-,以及
Y 代表氢原子或下式[3']所代表的结构: