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Pyrylocyanines. 27. Symmetrical polymethine dyes with an indeno[2,1-b]pyrylium nucleus

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

A number of symmetrical dyes with an indeno[2,1-b]pyrylium nucleus were synthesized. It is shown that the peculiarities of their absorption spectra are due to the specific characteristics of the condensed heteroring.

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Authors and Affiliations

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

    K. V. Fedotov, N. N. Romanov & A. I. Tolmachev

Authors
  1. K. V. Fedotov
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  2. N. N. Romanov
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  3. A. I. Tolmachev
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Additional information

See [1] for Communication 26.

Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 5, pp. 605–608, May, 1991.

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Fedotov, K.V., Romanov, N.N. & Tolmachev, A.I. Pyrylocyanines. 27. Symmetrical polymethine dyes with an indeno[2,1-b]pyrylium nucleus. Chem Heterocycl Compd 27, 479–482 (1991). https://doi.org/10.1007/BF00473988

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  • DOI: https://doi.org/10.1007/BF00473988

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