Negative Photochromism of Solutions of Functionalized Spiropyrans in a Water—Acetonitrile Mixture


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Resumo

A spectral-kinetic study of photochromic functionalized nitro-substituted indoline spiropyrans in water-acetonitrile mixtures has allowed to observe for the first time the effect of negative photochromism due to the self-assembly of photochromic molecules in a mixed solvent with the formation of hydrogen bonds and proton complexes.

Sobre autores

T. Valova

Photochemistry Center of the Federal Research Center “Crystallography and Photonics” of the Russian Academy of Sciences

Email: barva@photonics.ru
Rússia, ul. Novatorov 7a/1, Moscow, 119421

V. Barachevsky

Photochemistry Center of the Federal Research Center “Crystallography and Photonics” of the Russian Academy of Sciences; Interdepartmental Center for Analytical Research, the Presidium of the Russian Academy of Sciences

Autor responsável pela correspondência
Email: barva@photonics.ru
Rússia, ul. Novatorov 7a/1, Moscow, 119421; Moscow

A. Khuzin

Institute of Petrochemistry and Catalysis of the Russian Academy of Sciences

Email: barva@photonics.ru
Rússia, Ufa

A. Tuktarov

Institute of Petrochemistry and Catalysis of the Russian Academy of Sciences

Email: barva@photonics.ru
Rússia, Ufa


Declaração de direitos autorais © Pleiades Publishing, Ltd., 2019

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