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Synthesis and optical properties of new coumarin derivatives based on 2-(2-chlorobenzylidene)malononitrile


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Abstract

A procedure has been developed for the conversion of the CS gas [2-(2-chlorobenzylidene)-malononitrile] to new 3-cyanocoumarin derivatives, 4-(2-chlorophenyl)-2-oxo-2H-chromene-3-carbonitriles. Study of the optical properties of the synthesized compounds has revealed strong fluorescence in the violet and blue regions.

About the authors

I. N. Bardasov

I.N. Ul’yanov Chuvash State University

Author for correspondence.
Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

N. L. Malyshkina

I.N. Ul’yanov Chuvash State University

Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

A. Yu. Alekseeva

I.N. Ul’yanov Chuvash State University

Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

O. V. Ershov

I.N. Ul’yanov Chuvash State University

Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

D. V. Timrukova

I.N. Ul’yanov Chuvash State University

Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

A. O. Grigor’eva

I.N. Ul’yanov Chuvash State University

Email: bardasov.chem@mail.ru
Russian Federation, Moskovskii pr. 15, Cheboksary, 428015

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