Synthesis of N-aryl- and N,N-diethyl-9-methyl-11-sulfanylidene-8-oxa-10,12-diazatricyclo[7.3.1.02,7]trideca-2,4,6-triene-13-carboxamides


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Abstract

Three-component condensation of N-aryl- and N,N-diethyl-3-oxobutanamides with salicylaldehyde and thiourea in ethanol in the presence of sodium hydrogen sulfate afforded N-aryl- and N,N-diethyl-9-methyl-11-sulfanylidene-8-oxa-10,12-diazatricyclo[7.3.1.02,7]trideca-2,4,6-triene-13-carboxamides. Reaction of the same compounds in the absence of a catalyst under solvent-free conditions gave N-aryl-6-(2-hydroxyphenyl)-4-methyl-2-sulfanylidene-1,2,3,6-tetrahydropyrimidine-5-carboxamides.

About the authors

T. M. Zamaraeva

Perm State Pharmaceutical Academy

Author for correspondence.
Email: geinvl48@mail.ru
Russian Federation, ul. Polevaya 2, Perm, 614990

V. L. Gein

Perm State Pharmaceutical Academy

Email: geinvl48@mail.ru
Russian Federation, ul. Polevaya 2, Perm, 614990

N. A. Buzmakova

Perm State Pharmaceutical Academy

Email: geinvl48@mail.ru
Russian Federation, ul. Polevaya 2, Perm, 614990

M. V. Dmitriev

Perm State National Research University

Email: geinvl48@mail.ru
Russian Federation, ul. Bukireva 15, Perm, 614990

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