Facile and one pot synthetic routes for
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Shallu Gupta; Poonam Gupta; Anand Sachar; R. L. Sharma
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Article
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2010
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Journal of Heterocyclic Chemistry
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English
β 269 KB
## Abstract magnified image Fourβcomponent one pot cyclocondensation of aromatic aldehydes 1, ethyl cyanoacetate 2, barbituric acid 3 and ammonium acetate in methanol gave substituted and functionalised pyrido[2,3βd]pyrimidine derivatives 4 and 4β² after initial Knoevenagel, subsequent Micheal and f