Anodic Oxidation of Unsaturated Aliphatic Ethers in aqueous electrolytes

A Cyr, B Wermeckes, F Beck

Index: Cyr, A.; Wermeckes, B.; Beck, F. Journal fuer Praktische Chemie/Chemiker-Zeitung, 1994 , vol. 336, # 7 p. 602 - 607

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Abstract

Abstract 2, 5-dihydrofuran 1 was galvanostatically oxidized in aqueous electrolytes on Pt and PbO 2 anodes at current densities of 10 to 50 mA cm− 2. Under acidic conditions maleic dialdehyde 2 was obtained on both electrodes with a current efficiency (ce) of up to 50%. In the alkaline region (pH 10) 4-hydroxy crotonic aldehyde 3 (Pt) or 2, 5-dihydrofuranone 4 (PbO 2) become the main products with ce's of 29% and 27%, respectively, depending on ...

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