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The change of the spectral-luminescent properties of coumarin-7 and coumarin-30 upon protonation

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Abstract

The influence of perchloric acid on the spectral-luminescent characteristics of coumarin-7 and coumarin-30 in acetonitrile and ethanol is studied. A probable mechanism and methods of controlling the protonation of nitrogen atoms of the phenylimidazole fragment are discussed.

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Authors and Affiliations

  1. Herzen State Pedagogical University of Russia, St. Petersburg, 191186, Russia

    M. V. Nikolaeva & M. V. Puzyk

Authors
  1. M. V. Nikolaeva
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  2. M. V. Puzyk
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Correspondence to M. V. Puzyk.

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Original Russian Text © M.V. Nikolaeva, M.V. Puzyk, 2017, published in Optika i Spektroskopiya, 2017, Vol. 122, No. 4, pp. 645–647.

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Nikolaeva, M.V., Puzyk, M.V. The change of the spectral-luminescent properties of coumarin-7 and coumarin-30 upon protonation. Opt. Spectrosc. 122, 625–627 (2017). https://doi.org/10.1134/S0030400X17040178

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  • DOI: https://doi.org/10.1134/S0030400X17040178

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