Substituted 2,3-dihydro-6-(hydroxy)pyrimido[2,1-f]purine-4,8(1H,9H)-diones their tautomers and salts, are anti-inflammatory and anti-allergy agents. Methods for their preparation and use are described.
Method of treating hyperploliferative skin disease with
申请人:Schering Corporation
公开号:US04816458A1
公开(公告)日:1989-03-28
Substituted 2,3-dihydro-6-substituted-pyrimido[2,1-f]purine-4,8(1H,9H)-diones, their tautomers and salts, are disclosed for use as antihyperproliferative skin disease agents. Methods for their preparation and use are described.
Substituted 2,3-dihydro-6-substituted-pyrimido[2,1-f]purine-4,8(1H, 9H)-diones, their tautomers and salts, are disclosed for use as antihyperproliferative skin disease agents. Methods for their preparation and use are described.