Synthesis of novel derivatives of pyrano[2,3-d]pyrimidinevia intramolecular cyclocondensation reaction under acidic and basic conditions

Article abstract of DOI:10.2174/157017812801322516

In this study analogues of compounds based on pyrano[2,3-d]pyrimidine were synthesized. 1,3-dimethyl-5-(thiomethyl)-2,4,7-trioxo-1,3,4,7-tetrahydro-2H- pyrano[2,3-d]pyrimidine-6-carboxylic acid 3 and 1,3-dimethyl-5-(thiomethyl)-2H- pyrano[2,3-d]pyrimidine