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The reaction of dialkyl ethoxymethylidenemalonates with arylamides of acetoacetic acid was studied for the purpose of creating a new method for the synthesis of substituted 2-pyridones containing a carbamoyl group. This reaction was shown to occur in the presence of triethylamine in ethanol solution at room temperature, forming mainly retro-Michael products, N,1-diaryl-5-acetyl-2-methyl-6-oxo-1,6-dihydropyridine-3-carboxamides...