Abstract
AbstractHypervalent iodine oxidation of emodin (1) with various (diacetoxyiodo)arenes 2a−f in potassium hydroxide/methanol leading to 3‐aryloxy‐1,8‐dihydroxy‐2‐iodo‐anthraquinones 4a−f is reported. Mechanistic studies showed reaction via iodonium ylides. (© Wiley‐VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2004)
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