S. R. Fefelova, D. Krasnikov, V. D. Dyachenko
Oct 8, 2014
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Journal
Chemistry of Heterocyclic Compounds
Abstract
Ethyl(1-phenylethylidene)cyanoacetate reacted with cyanoacetamides in alcohol solution of sodium ethoxide, forming various pyridin-2-ones. The cyclization direction of Michael adducts was affected by the nucleophilicity of cyanoacetamide used as a СН acid.