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Chemistry of Heterocyclic Compounds

, Volume 42, Issue 9, pp 1242–1243 | Cite as

Synthesis of 1-aryl-4-formylpyrazoles from acetaldehyde N-aryl-hydrazones by the Vilsmeier-Haack method

  • V. A. Chornous
  • M. K. Bratenko
  • M. V. Vovk
Letters to the Editor

Keywords

acetaldehyde N-arylhydrazones 1-aryl-4-formylpyrazoles Vilsmeier-Haack reagent 

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Copyright information

© Springer Science+Business Media, Inc. 2006

Authors and Affiliations

  • V. A. Chornous
    • 1
  • M. K. Bratenko
    • 1
  • M. V. Vovk
    • 2
  1. 1.Bukovina State Medical UniversityChernivtsiUkraine
  2. 2.Institute of Organic ChemistryNational Academy of Sciences of UkraineKiev

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