4-Substituted dihydropyrido (4,3-d)pyrimidines as analgesics and topical antiinflammatory agents for the treatment of skin disorders
申请人:HOECHST-ROUSSEL
PHARMACEUTICALS INCORPORATED
公开号:EP0480155A2
公开(公告)日:1992-04-15
There are described compounds of the formula
where
R1 is hydrogen, loweralkyl, arylloweralkyl or aryl;
R2 when present is hydrogen, loweralkyl, arylloweralkyl; and
R3 is hydrogen, loweralkyl, cycloalkyl or aryl;
which compounds are useful as analgesics and topical antiinflammatory agents for the treatment of skin disorders.
所述化合物的化学式为
式中
R1 是氢、低级烷基、芳低级烷基或芳基;
R2 存在时为氢、低级烷基、芳低级烷基;以及
R3 是氢、低级烷基、环烷基或芳基;
这些化合物可用作治疗皮肤病的镇痛剂和局部消炎剂。