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Chemistry of Heterocyclic Compounds

, Volume 28, Issue 3, pp 283–287 | Cite as

Pyrylocyanines. 29. tert-Butyl-substituted benzopyrylocyanines

  • M. A. Kudinova
  • V. V. Kurdyukov
  • A. A. Ishchenko
  • A. I. Tolmachev
Article

Abstract

2-tert-Butyl-4-methyl- and 2-methyl-4-tert-butylbenzopyrylium salts, as well as the sulfitr analog of the latter, were synthesized. Polymethine dyes with symmetrical and unsymmetrical structures were obtained from these salts. The factors that affect the color are analyzed.

Keywords

Color Organic Chemistry Unsymmetrical Structure 
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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Literature cited

  1. 1.
    K. V. Fedotov, N. N. Romanov, and A. I. Tolmachev, Khim. Geterotsikl. Soedin., No. 9, 1165 (1991).Google Scholar
  2. 2.
    A. I. Tolmachev, N. A. Derevyanko, and A. A. Ishchenko, Khim. Geterotsikl. Soedin., No. 9, 1173 (1982).Google Scholar
  3. 3.
    M. A. Kudinova, N. A. Derevyanko, G. G. Dyadyusha, A. A. Ishchenko, and A. I. Tolmachev, Khim. Geterotsikl. Soedin., No. 7, 898 (1980).Google Scholar
  4. 4.
    K. Kawamura, H. Katsuyama, and H. Sato, US Patent No. 428,375; Ref. Zh. Khim., 9N 292P.Google Scholar
  5. 5.
    S. Wawzonek, “Coumarins,” Heterocyclic Compounds [Russian translation], Vol. 2, edited by R. Elderfield, Moscow (1954), p. 155.Google Scholar
  6. 6.
    V. V. Kurdyukov, A. A. Ishchenko, M. A. Kudinova, and A. I. Tolmachev, Khim. Geterotsikl. Soedin., No. 6, 760 (1987).Google Scholar
  7. 7.
    H. Decker and Th. V. Fellenberg, J. Liebigs Ann. Chem., 364, 22 (1908).Google Scholar

Copyright information

© Plenum Publishing Corporation 1992

Authors and Affiliations

  • M. A. Kudinova
    • 1
  • V. V. Kurdyukov
    • 1
  • A. A. Ishchenko
    • 1
  • A. I. Tolmachev
    • 1
  1. 1.Institute of Organic ChemistryUkrainian Academy of SciencesKiev

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