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Selective electrocatalytic oxidation of N-alkyl-N-methylanilines to N-alkylformanilides using nitroxyl radical
1Graduate School of Pharmaceutical Sciences, Tohoku University, Sendai, Japan. kashi@mail.pharm.tohoku.ac.jp
Chemical & Pharmaceutical Bulletin
|March 20, 2001
Abstract:
Electrocatalytic oxidation of N-alkyl-N-methylanilines was studied using 4-benzoyloxy-2,2,6,6-tetramethyl-piperidinyl-N-oxyl as a nitroxyl radical. The reaction with N-alkyl-N-methylanilines led to direct formation of N-alkylformanilides in the presence of H2O in reaction media in adequate conversion (>75.8%), high current efficiency (>89.2%) and high selectivity (>93.8%).