申请人:Pfizer Limited
公开号:US20140315879A1
公开(公告)日:2014-10-23
The present invention relates to sulfonamide derivatives, of formula (I):
or a pharmaceutically acceptable salts thereof, wherein X, Z, R
1a
, R
1b
, R
2
, R
3
, R
4
and R
5
are as defined in the description, and to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. The compounds of formula (I) are Nav1.7 inhibitors useful in the treatment of a wide range of disorders, particularly pain.
本发明涉及磺酰胺衍生物,化学式为(I):或其药学上可接受的盐,其中X、Z、R1a、R1b、R2、R3、R4和R5如描述中所定义,以及它们在医学上的使用,包括含有它们的组合物,用于它们的制备过程以及在这些过程中使用的中间体。式(I)化合物是Nav1.7抑制剂,对治疗广泛的疾病,尤其是疼痛,有用。