申请人:Daiichi Sankyo Company, Limited
公开号:US10221195B2
公开(公告)日:2019-03-05
The present invention relates to a compound or a pharmacologically acceptable salt thereof having excellent tissue non-specific alkaline phosphatase inhibitory activity. The present invention provides a compound represented by the formula (I):
wherein R1 represents a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R2 and R3 are the same or different and each represent a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R4 and R5 are the same or different and each represent a hydrogen atom, an optionally substituted C1-6 alkyl group, or the like, R6 represents a hydrogen atom or the like, each R7 may be the same or different and may each represent an optionally substituted C1-6 alkoxy group or the like, X represents —CH═, —C(—R7)═, or —N═, and m represents 1 to 4, or a pharmacologically acceptable salt thereof.
本发明涉及一种具有优异的组织非特异性碱性磷酸酶抑制活性的化合物或其药理学上可接受的盐。本发明提供了一种由式(I)代表的化合物:
其中 R1 代表氢原子、任选取代的 C1-6 烷基或类似物,R2 和 R3 相同或不同,且各自代表氢原子、任选取代的 C1-6 烷基或类似物,R4 和 R5 相同或不同,且各自代表氢原子、X代表-CH═、-C(-R7)═或-N═,m代表1至4,或其药理上可接受的盐。