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Russian Journal of General Chemistry

, Volume 88, Issue 6, pp 1090–1094 | Cite as

Reactions of 3-Arylhydrazono-2,4-dioxobutanoates with Hydrazine Hydrate

  • T. V. Levenets
  • V. O. Koz’minykh
Article

Abstract

4-Substituted 3-arylhydrazono-2,4-dioxobutanoates acids esters undergo cyclization under the action of hydrazine hydrate to form 4-arylazo-3-pyrazolecarboxylic acids derivatives. The structure of the compounds obtained was determined from spectral methods.

Keywords

4-alkyl-(2-furyl)-3-arylhydrazono-2,4-dioxobutanoates hydrazine hydrate 4-arylazo-3-pyrazolecarboxylic acids 4-arylazo-3-pyrazolecarboxylates 

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Copyright information

© Pleiades Publishing, Ltd. 2018

Authors and Affiliations

  1. 1.Orenburg State UniversityOrenburgRussia
  2. 2.Perm State Humanitarian and Pedagogical UniversityPermRussia

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