Abstract
The stability of S,S-diamino-λ4-sulfanes R2S(NHR′)2 (R = Me, CH2=CHCH2, Ph, CH2=CH, F; R′ = Me, SO2Me, SO2CF3) to decomposition into the sulfimide R2S=NR′ and amine (sulfonamide) R′NH2 was analyzed by MP2/6-311G(d,p) theoretical calculations. Factors stabilizing diamino-λ4-sulfanes with a tetravalent four-coordinate sulfur atom are the high total electronegativity of the R and R′ substituents and the lack of conjugation with the R substituents. The results of calculations are fully consistent with the experimental data.
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Original Russian Text © B.A. Shainyan, 2015, published in Zhurnal Organicheskoi Khimii, 2015, Vol. 51, No. 4, pp. 491–494.
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Shainyan, B.A. Stability of S,S-diamino-λ4-sulfanes. Russ J Org Chem 51, 472–475 (2015). https://doi.org/10.1134/S1070428015040028
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DOI: https://doi.org/10.1134/S1070428015040028