The synthesis of pyrano- and furanopyrimidines from 3-haloprophyl- and 2-haloprophylbarbituric acids.
D000927:Anticonvulsants / Q000138:chemical synthesis*; D001463:Barbiturates; D001952:Bridged-Ring Compounds / Q000138:chemical synthesis*
D000927:Anticonvulsants; D001463:Barbiturates; D001952:Bridged-Ring Compounds