申请人:Yoshida Shinichi
公开号:US20070293512A1
公开(公告)日:2007-12-20
The invention relates to compounds of the following formula (I) or their salts:
in which R
1
is a group of phenyl, naphthyl, pyridyl or the like which may have a substituent such as an alkyl group having 1-8 carbon atoms, an alkoxy group having 1-8 carbon atoms, an alkoxycarbonyl group having 2-8 carbon atoms, carboxyl, halogen, hydroxyl, nitro, or cyano; R
2
is cyano, nitro, or the like; R
3
is hydroxyl or the like; X is oxygen, sulfur, or the like; and Y is oxygen or sulfur, and a xanthine oxidase inhibitor containing the compound.
本发明涉及以下式(I)或其盐的化合物:
其中,R1是苯基、萘基、吡啶基或类似基团,该基团可以具有取代基,例如具有1-8个碳原子的烷基基团、具有1-8个碳原子的烷氧基团、具有2-8个碳原子的烷氧羰基团、羧基、卤素、羟基、硝基或氰基;R2是氰基、硝基或类似基团;R3是羟基或类似基团;X是氧、硫或类似物;Y是氧或硫。本发明还涉及含有该化合物的黄嘌呤氧化酶抑制剂。