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Synthesis of Functionalized Bicyclic Compounds Based on 2-(1-Arylethylidene)malononitriles


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Abstract

New tetrahydroisoquinoline-5,7-dicarbonitrile derivatives have been synthesized by piperazine hydrate-catalyzed reaction of acetoacetanilide with 2-(1-arylethylidene)malononitriles (Knoevenagel condensation products of acetophenones and malononitrile) in aqueous ethanol at room temperature. The product structure was confirmed by NMR spectra and X-ray analysis of 1,6-diamino-4a-methyl-3-oxo-2,8-diphenyl-2,3,4,4a-tetrahydroisoquinoline-5,7-dicarbonitrile.

About the authors

F. N. Naghiyev

Baku State University

Author for correspondence.
Email: farid.orgchemist@gmail.com
Azerbaijan, Baku, 1148

I. G. Mamedov

Baku State University

Email: vnkhrustalev@gmail.com
Azerbaijan, Baku, 1148

Kh. A. Asadov

Baku State University

Email: vnkhrustalev@gmail.com
Azerbaijan, Baku, 1148

P. V. Dorovatovskii

Kurchatov Institute National Research Center

Author for correspondence.
Email: paulgemini@mail.ru
Russian Federation, Moscow, 123182

V. N. Khrustalev

People’s Friendship University of Russia; Zelinskii Institute of Organic Chemistry

Author for correspondence.
Email: vnkhrustalev@gmail.com
Russian Federation, Moscow, 117198; Moscow, 119991

A. M. Maharramov

Baku State University

Email: vnkhrustalev@gmail.com
Azerbaijan, Baku, 1148

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