4-substituted dihydropyrido 4,3-d pyrimidines as topical anti-inflammatory agents for the treatment of analgesics and skin diseases

摘要

There are described compounds of the formula CHEM 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.