申请人:Yoshida Ichiro
公开号:US20050227959A1
公开(公告)日:2005-10-13
The present invention provides a compound that has an excellent inhibitory activity on STAT6 activation and is effective against allergic diseases, and a medicinal composition thereof. According to the present invention, disclosed is the compound represented by the General Formula (I)
[where R
1
and R
2
independently represent a C
1-6
alkyl group and the like that may have a hydrogen atom or a substituent;
R
3
represents a C
1-6
alkyl group and the like that may have a substituent;
R
4
and R
5
independent represents a hydrogen atom or a C
1-6
alkyl group and the like that may have a substituent;
R
6
represents a hydrogen atom and the like;
W represents —SO
2
— and the like; and X represents a sulphur atom and the like.]or a salt thereof, or a hydrate thereof.
本发明提供了一种对STAT6激活具有优异抑制活性且对过敏疾病有效的化合物及其药物组合物。根据本发明,公开了由通式(I)表示的化合物[其中R1和R2独立地表示可能具有氢原子或取代基等的C1-6烷基基团;R3表示可能具有取代基的C1-6烷基基团等;R4和R5独立地表示可能具有取代基的氢原子或C1-6烷基基团等;R6表示氢原子等;W表示—SO2—等;X表示硫原子等]或其盐或水合物。