Water-soluble phenylpyridazine compounds and compositions containing the same
申请人:KOWA CO., LTD.
公开号:US20030119838A1
公开(公告)日:2003-06-26
Compounds having the formula (1):
1
wherein R
1
represents an alkyl or alkenyl group, R
2
and R
3
each independently represent a hydrogen atom or an alkyl, hydroxyalkyl, dihydroxyalkyl or alkynyl group, or R
2
and R
3
may be fused together with the adjacent nitrogen atom to form a substituted or unsubstituted, nitrogen-containing, saturated heterocyclic group, X, Y and Z each independently represent a hydrogen atom, an alkyl group, a halogen atom or the like, and n stands for an integer of from 1 to 5; and also to medicinal compositions containing them. These compounds have inhibitory activity against IL-1&bgr; production, high water solubility and good oral absorbability.