Synthesis of Oxadeazaflavines from Barbituric Acid and Aromatic Aldehydes
摘要:
2H-Chromeno[2,3-d]-pyrimidine-2,4(3H)-diones were prepared directly from barbituric acid and salicylaldehydes or by thermal cyclization of the condensation product of barbituric acid and 6-bromopiperonal.
Synthesis of Oxadeazaflavines from Barbituric Acid and Aromatic Aldehydes
摘要:
2H-Chromeno[2,3-d]-pyrimidine-2,4(3H)-diones were prepared directly from barbituric acid and salicylaldehydes or by thermal cyclization of the condensation product of barbituric acid and 6-bromopiperonal.