Coloured Artefacts Formed by Oxidation of Benzene??1, 2, 4??triol and β??Dopa During the Extraction of Cortinarius violaceus (Agaricales) with Alcohols

F von Nussbaum, M Rüth, P Spiteller…

Index: European Journal of Organic Chemistry, , # 2 p. 380 - 390

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Citation Number: 1

Abstract

... European Journal of Organic Chemistry. ... extract, which gave rise to the 3′-methyl derivative 2c of cortiviolate A. Compound 2c lacks the two doublets for the olefinic protons in the 1 H NMR spectrum ([D 6 ]DMSO) and, instead, exhibits a narrow quartet at δ = 7.03 (J = 1.6 Hz ...