Synthesis of 1, 2??benzoquinones by the oxidation of 1, 4??benzodioxins by peroxide derivatives

C Kashima, A Tomotake…

Index: Journal of Heterocyclic Chemistry, , vol. 24, p. 785 - 788

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Abstract

... 785 J. Heterocyclic Chem., 24, 785 (1987). ... ô 1.27 and 1.29 (2 singlets, 9H), 1.38 and 1.39 (2 singlets, 9H), 6.08 (d, IH, J = 7.3 Hz), 6.27 (d, IH, J = 7.3 Hz), 6.88 (d, IH, J = 2.4 Hz), 7.04 (dd, IH, J = 2.4 and ... [3] С Kashima, A. Tomotake, and Y. Omote, Heterocycles, 26, 363 (1987). ...