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Chemistry of Heterocyclic Compounds

, Volume 28, Issue 12, pp 1453–1460 | Cite as

Ring-chain tautomerism of the thiosemicarbazones of substituted benzaldehydes and acetophenones in acid media

  • K. N. Zelenin
  • O. B. Kuznetsova
  • P. B. Terent'ev
  • V. N. Torocheshnikov
  • V. V. Lashin
  • V. V. Alekseev
Article
  • 48 Downloads

Abstract

Ring-chain tautomerism between the protonated form of the thiosemicarbazone and the 5-amino-2,3-dihydro-1,3,4-thiadiazolium cation is characteristic for thiosemicarbazones and 4-methylthiosemicarbazones of substituted benzaldehydes and acetophenones in CF3COOH solutions.

Keywords

Organic Chemistry Acid Medium Benzaldehyde Acetophenones Protonated Form 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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Copyright information

© Plenum Publishing Corporation 1993

Authors and Affiliations

  • K. N. Zelenin
    • 1
    • 2
  • O. B. Kuznetsova
    • 1
    • 2
  • P. B. Terent'ev
    • 1
    • 2
  • V. N. Torocheshnikov
    • 1
    • 2
  • V. V. Lashin
    • 1
    • 2
  • V. V. Alekseev
    • 1
    • 2
  1. 1.Academy of Military MedicineSt. Petersburg
  2. 2.M. V. Lomonosov State UniversityMoscow

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