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Heterocyclic Thiones and Their Analogs in 1,3-Dipolar Cycloaddition Reactions: IV. Reactions of 4-Aryl-2-phenyl-1,2-dihydrophthalazine-1-thiones with Nitrile Imides

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Abstract

4-Aryl-2-phenyl-1,2-dihydrophthalazine-1-thiones react with nitrile imides according to the [3 + 2]-cycloaddition pattern to give phthalazinespirothiadiazoles. The reaction occurs regioselectively at the exocyclic C=S bond.

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Translated from Zhurnal Organicheskoi Khimii, Vol. 41, No. 3, 2005, pp. 462–467.

Original Russian Text Copyright © 2005 by Budarina, Plotnikov, Labeish, Bel’skii, Galishev.

For communication III, see [1].

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Budarina, E.V., Plotnikov, V.F., Labeish, N.N. et al. Heterocyclic Thiones and Their Analogs in 1,3-Dipolar Cycloaddition Reactions: IV. Reactions of 4-Aryl-2-phenyl-1,2-dihydrophthalazine-1-thiones with Nitrile Imides. Russ J Org Chem 41, 455–460 (2005). https://doi.org/10.1007/s11178-005-0187-x

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  • DOI: https://doi.org/10.1007/s11178-005-0187-x

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