Chemistry of Heterocyclic Compounds

, Volume 22, Issue 6, pp 679–679 | Cite as

New method of isolating N-substituted 3-aminomethylenethiol-4-en-2-ones

  • M. A. Kalik
  • Ya. L. Gol'dfarb
  • M. M. Krayushkin
Letters to the Editor


The methods for the synthesis of the little-studied N-substituted 3-aminomethylenethiol-4-en-2-ones (I) — thiophene analogs of aromatic o-hydroxyazomethines — are based on the application of the not readily accessible and labile hydroxy and methoxy derivatives of thiophene [1, 2].


Organic Chemistry Methoxy Thiophene Methoxy Derivative 
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Literature cited

  1. 1.
    P. Demerseman, J. P. Lechartier, A. Cheutin, M. J. Desvoe, and P. Royer, Compt. Rend.,254, 1652 (1962).Google Scholar
  2. 2.
    Ya. L. Gol'dfarb and M. A. Kalik, Khim. Geterotsikl. Soedin, No. 2, 178 (1971).Google Scholar
  3. 3.
    Ch. Grundmann and P. Grunanger, The Nitrile Oxides, Springer-Verlag, Berlin (1971), p. 122.Google Scholar

Copyright information

© Plenum Publishing Corporation 1986

Authors and Affiliations

  • M. A. Kalik
    • 1
  • Ya. L. Gol'dfarb
    • 1
  • M. M. Krayushkin
    • 1
  1. 1.N. D. Zelinskii Institute of Organic ChemistryAcademy of Sciences of the USSRMoscow

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