Conclusions
The tautomeric transformation of azinylmethanes in neutral solvents proceeds by an intermolecular, ionic dissociative mechanism. The kinetic isotope effect found indicates that the rate-limiting step is either the formation or breakage of a C-H bond in the aromatic tautomeric form.
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For communication 8, see [1].
Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 5, pp. 1032–1037, May, 1983.
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Petrenko, O.P., Storozhenko, V.G., Lapachev, V.V. et al. Tautomerism of azine derivatives 9. The mechanism of the 1, 3-prototropic transformation of azinylmethanes. Russ Chem Bull 32, 935–939 (1983). https://doi.org/10.1007/BF00956142
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DOI: https://doi.org/10.1007/BF00956142