Synthesis of Naphthoquinone Derivatives. XIV. Convenient Synthesis of 1, 4-Naphthoquinones from Polymethoxynaphthalenes. Oxidative Demethylation with Silver- …

Y Tanoue, K Sakata, M Hashimoto, S Morishita…

Index: Tanoue, Yasuhiro; Sakata, Kazunori; Hashimoto, Mamoru; Morishita, Shin-ichi; Hamada, Moritsugu Bulletin of the Chemical Society of Japan, 1994 , vol. 67, # 9 p. 2593 - 2595

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Abstract

The oxidative demethylation of polymethoxynaphthalenes such as 1, 4-di, 1, 4, 5-tri, 1, 4, 5, 8- tetra, and 1, 2, 4, 5, 8-pentamethoxynaphthalenes with silver-catalyzed ammonium peroxodisulfate gave the corresponding 1, 4-naphthoquinones in good yield under mild reaction conditions.