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Analysis of the stages of the equilibrium interaction of 2,4,6-trinitrohalobenzenes with 4-[4-(dimethylamino)styryl]pyridine as a model for activated nucleophilic substitution

โœ Scribed by G. D. Titskii; T. S. Gaidash


Book ID
110673283
Publisher
Springer
Year
1997
Tongue
English
Weight
165 KB
Volume
33
Category
Article
ISSN
0040-5760

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## 2-PhenyC4-p-tolylhydrazono-2-oxazoline-5-one (3) was rearranged by the action ofphenols and naphthols into 1,2,4-triazole-5-carboxylic esters (5) that were rearranged further o n reflux in AcOH-ZnCl, into triazolyl ketones (7). Rearrangement of 3 into 1,2,4-triazole derivatives could also be ef