NITROGENATED HETEROCYCLIC COMPOUND AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME
申请人:Toyoshima Takahiro
公开号:US20090306396A1
公开(公告)日:2009-12-10
The present invention relates to novel compounds having a xanthine oxidase inhibitory effect and an uricosuric effect and pharmaceutical compositions comprising the same as an active ingredient. That is, the present invention relates nitrogen-containing heterocyclic compounds represented by the following general formula (I):
wherein Y
1
represents N or C(R
4
); Y
2
represents N or C(R
5
); R
4
and R
5
independently represent an alkyl group, a hydrogen atom etc.; one of R
1
and R
2
represents an optionally substituted aryl group, an alkoxy group or an optionally substituted heterocyclic group; the other of R
1
and R
2
represents a haloalkyl group, a cyano group, a halogen atom etc.; and R
3
represents a 5-tetrazolyl group or a carboxy group, and pharmaceutically acceptable salts thereof, and pharmaceutical compositions comprising the same as an active ingredient.