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Russian Chemical Bulletin

, Volume 63, Issue 10, pp 2260–2263 | Cite as

Chelate-assisted synthesis of pyrazolylidene derivatives from cyanoacetic acid hydrazide and O-methyl lactims

  • S. V. Ruban
  • T. V. Potapova
  • S. V. Baranin
  • V. A. Dorokhov
Full Articles
  • 57 Downloads

Abstract

Diphenylboron chelate of cyanoacetic acid hydrazide and O-methyl lactims were used to synthesize pyrrolidin-, piperidin-, and azepan-2-ylidene derivatives of 3-aminopyrazol-5-one.

Key words

cyanoacetic acid hydrazide O-methyl lactims boron chelates 3-amino-4-5-dihydropyrazol-5-one 2-ylidene derivatives 

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Copyright information

© Springer Science+Business Media New York 2014

Authors and Affiliations

  • S. V. Ruban
    • 1
  • T. V. Potapova
    • 1
  • S. V. Baranin
    • 1
  • V. A. Dorokhov
    • 1
  1. 1.N. D. Zelinsky Institute of Organic ChemistryRussian Academy of SciencesMoscowRussian Federation

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