Chemistry of Heterocyclic Compounds

, Volume 9, Issue 1, pp 38–40 | Cite as

Reaction of some pyrylium salts with hydrazine

  • G. I. Zhungietu
  • I. V. Shantsevoi
  • S. V. Krivun


2,6-Diphenyl- and 2,6-di-tert-butylpyrylium salts react with excess hydrazine to give 1,2-diazeplne derivatives. Under the same conditions, 4-(1-methyl-3-indolyl)flavylium perchlorate forms 3-phenyl-5-(1-methyl-3-lndolyl)pyrazole.


Organic Chemistry Hydrazine Perchlorate Pyrazole Pyrylium 
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Literature cited

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    S. V. Krivun, Khim. Geterotsikl. Soedin., 14 (1971).Google Scholar

Copyright information

© Consultants Bureau, a division of Plenum Publishing Corporation 1975

Authors and Affiliations

  • G. I. Zhungietu
    • 1
  • I. V. Shantsevoi
    • 1
  • S. V. Krivun
    • 1
  1. 1.Institute of ChemistryAcademy of Sciences of the Moldavian SSRKishinev

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