Electrochemical Azolation of N-substituted Pyrroles: A New Case in SNH(An) Reactions

publication · 9 years ago
by Vera L. Sigacheva, Vladimir A. Kokorekin, Yuri A. Strelenko, Sergey V. Neverov, Vladimir A. Petrosyan (Russian Academy of Sciences)

Potentiostatic electrolysis (divided cell, anode compartment) of 1-methyl- and 1-phenylpyrroles in the presence of sodium 4-nitropyrazolate and sodium 3-nitropyrazolate in MeCN/MeOH gave the corresponding 2-(azol-1-yl)pyrroles in 20-43% current and substance yields.

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