Abstract
A practical procedure has been proposed for the synthesis of 6-aryl-3-(pyridin-2-yl)-1,2,4-triazines containing various functional groups in the α-position of the pyridine ring by direct heterocyclization of isonitrosoacetophenone hydrazones with 6-substituted pyridine-2-carbaldehydes.
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Original Russian Text © O.V. Shabunina, E.S. Starnovskaya, Ya.K. Shtaits, D.S. Kopchuk, I.S. Kovalev, G.V. Zyryanov, V.L. Rusinov, O.N. Chupakhin, 2018, published in Zhurnal Organicheskoi Khimii, 2018, Vol. 54, No. 10, pp. 1561–1563.
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Shabunina, O.V., Starnovskaya, E.S., Shtaits, Y.K. et al. A Modified Synthesis of 6-Aryl-3-(6-R-pyridin-2-yl)-1,2,4-triazines. Russ J Org Chem 54, 1576–1578 (2018). https://doi.org/10.1134/S107042801810024X
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DOI: https://doi.org/10.1134/S107042801810024X