Abstract
New process direction was found in the reaction of polyfluoroarenethiols with fluorodichloromethane, chloroform, and bromoform in an alkaline medium consisting in the replacement of the thiol group by a hydrogen atom. This process competes with the formation of expected products, dihalomethyl polyfluoro-aryl sulfides and tris(arylsulfanyl)methanes. In reaction of 2,3,5,6-tetrafluorobenzenethiol with dichloro-methane bis(2,3,5,6-tetrafluorophenylsulfanyl)methane was obtained. Reactions of polyfluoroarenethiols with pentafluorobenzyl chloride occur mainly with the substitution of the chlorine atom, with pentafluorobenzal chloride and with pentafluorobenzotrichloride a substitution of a fluorine atom in the para-position takes place.
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Original Russian Text © R.A. Bredikhin, A.M. Maksimov, Yu.V. Gatilov, V.V. Kireenkov, V.E. Platonov, 2015, published in Zhurnal Organicheskoi Khimii, 2015, Vol. 51, No. 11, pp. 1582–1590.
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Bredikhin, R.A., Maksimov, A.M., Gatilov, Y.V. et al. Reactions of polyfluorobenzenethiols with polyhalomethanes and their derivatives in an alkaline medium. Russ J Org Chem 51, 1551–1559 (2015). https://doi.org/10.1134/S1070428015110068
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DOI: https://doi.org/10.1134/S1070428015110068