Tetrahedron Letters

Fragmentation of nitrile oxides with triethylamine

P Caramella, A Corsaro, A Compagnini, FM Albini

Index: Caramella, P.; Corsaro, A.; Compagnini, A.; Albini, Marinone F. Tetrahedron Letters, 1983 , vol. 24, # 40 p. 4377 - 4380

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Citation Number: 17

Abstract

Abstract The formation of 1, 2, 4-oxadiazoles is frequently observed as a side reaction in cyclo additions with nitrile oxides generated in situ and follows from a fragmentation induced by Et 3 N. This latter is oxidized to N, N-diethylvinylamine, which is trapped as a cycloadduct.