Journal of heterocyclic chemistry

Thermal ring transformation of 5??aryl??2??carbazoyl??1, 2, 3, 4??tetrazole derivatives

R Milcent, G Barbier

Index: Milcent, Rene; Barbier, Geo Journal of Heterocyclic Chemistry, 1987 ,  vol. 24, p. 1233 - 1234

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Citation Number: 4

Abstract

Abstract Unstable 5-aryl-2-(3-benzylidene-2-phenylcarbazoyl)-1, 2, 3, 4-tetrazoles 8 have been prepared. By thermal ring transformation, they gave 5-aryl-2-(2-benzylidene-1- phenylhydrazino)-1, 3, 4-oxadiazoles 9., Hydrazinolysis of 9 afforded 5-aryl-2-(1-