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Condensed heterocycles with a thiazole ring. 16. Cyanine dyes based on thiazolo[3,4-a]pyridinium salts

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Abstract

The reaction of 2-(α-chlorobenzyl)pyridines with thioacetamide gave 3-methyl-1-arylthiazolo[3,4-a]pyridinium salts, which form cyanines. It was established that the thiazolopyridinium ring in the dyes has high electron-donor character and a great effective length.

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Authors and Affiliations

  1. Institute of Organic Chemistry, Academy of Sciences of the Ukrainian SSR, 252660, Kiev

    Yu. P. Kovtun & N. N. Romanov

Authors
  1. Yu. P. Kovtun
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  2. N. N. Romanov
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Additional information

See [1] for Communication 15.

Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 9, pp. 1274–1277, September, 1988.

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Kovtun, Y.P., Romanov, N.N. Condensed heterocycles with a thiazole ring. 16. Cyanine dyes based on thiazolo[3,4-a]pyridinium salts. Chem Heterocycl Compd 24, 1056–1059 (1988). https://doi.org/10.1007/BF00474055

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  • DOI: https://doi.org/10.1007/BF00474055

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