Three-Component Condensation of 2,4-Diaminoselenazole with Aldehydes and Meldrum’s Acid: Synthesis of 7-Aryl(alkyl)-Substituted 2-Amino-6,7-dihydro-4H-selenazolo[4,5-b]pyridin-5-ones

Arkady A. Dudinov N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation

Andrey N. Komogortsev N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation

Boris V. Lichitsky N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation

Mikhail M. Krayushkin N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation

Abstract

A method for the synthesis of 7-aryl(alkyl)-substituted 2-amino-6,7-dihydro-4H-selenazolo [4,5-b]pyridin-5-ones 5 based on three-component condensation of in situ–generated 2,4-diaminoselenazole 7 with aromatic (aliphatic) aldehydes 9 and Meldrum's acid 10 was developed.

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Acknowledgments

Dedicated to Professor Naomichi Furukawa on the occasion of his 70th birthday.

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Three-Component Condensation of 2,4-Diaminoselenazole with Aldehydes and Meldrum’s Acid: Synthesis of 7-Aryl(alkyl)-Substituted 2-Amino-6,7-dihydro-4H-selenazolo[4,5-b]pyridin-5-ones

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Three-Component Condensation of 2,4-Diaminoselenazole with Aldehydes and Meldrum’s Acid: Synthesis of 7-Aryl(alkyl)-Substituted 2-Amino-6,7-dihydro-4H-selenazolo[4,5-b]pyridin-5-ones

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