V. A. Bagryansky, I. V. Vlasyuk, Yu. V. Gatilov, A. Yu. Makarov, Yu. N. Molin, V. V. Shcherbukhin, A. V. Zibarev, “Formation of stable 1,2,3-benzodithiazolyl radicals by thermolysis of 1,3,2,4-benzodithiadiazines”, Mendeleev Commun., 2000, Volume 10, Issue 1,Pages <nobr>5–7</nobr>

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Mendeleev Commun., 2000 Volume 10, Issue 1, Pages 5–7 (Mi mendc4354)

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Formation of stable 1,2,3-benzodithiazolyl radicals by thermolysis of 1,3,2,4-benzodithiadiazines

V. A. Bagryansky^a, I. V. Vlasyuk^b, Yu. V. Gatilov^c, A. Yu. Makarov^c, Yu. N. Molin^a, V. V. Shcherbukhin^d, A. V. Zibarev^c

^a V.V. Voevodsky Institute of Chemical Kinetics and Combustion, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russian Federation
^b Department of Natural Sciences, Novosibirsk State University, Novosibirsk, Russian Federation
^c N.N. Vorozhtsov Novosibirsk Institute of Organic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russian Federation
^d N.D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation

Abstract: Mild thermolysis (at 110–150 °C) of 1,3,2,4-benzodithiadiazine 1 and its derivatives 2–6 in hydrocarbon solvents quantitatively yielded stable 1,2,3-benzodithiazolyl π-radicals via a first-order reaction (Ea = 76.2 kJ mol^–1, k₀ = 4.34×10⁵ ^s–1 for 1).

Language: English

DOI: 10.1070/MC2000v010n01ABEH001198

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