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Three-Component Synthesis and Ring–Chain Tautomerism of Pyrido[1,2-a]pyrimidinecarbonitriles

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Abstract

The three-component condensation of malononitrile, 2-aminopyridine and benzaldehydes gave 4-amino-2-aryl-6H-pyrido[1,2-a]pyrimidine-3-carbonitriles as equilibrium mixtures with their chain tautomers 2-[aryl(pyridine-2-ylamino)methylmalononitriles.

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  1. Saratov State University, 410012, Saratov, Russia

    M. A. Ivonin & V. V. Sorokin

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  1. M. A. Ivonin
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  2. V. V. Sorokin
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Correspondence to M. A. Ivonin.

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Ivonin, M.A., Sorokin, V.V. Three-Component Synthesis and Ring–Chain Tautomerism of Pyrido[1,2-a]pyrimidinecarbonitriles. Russ J Org Chem 56, 343–345 (2020). https://doi.org/10.1134/S1070428020010281

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  • DOI: https://doi.org/10.1134/S1070428020010281

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