Regio- and diastereoselective synthesis of N-substituted 2-acyl-3-aryl-3,5-dihydrofuro[3,2-c]pyridin-4(2H)-ones
Autor: | P. E. Krasnikov, Yuri N. Klimochkin, Evgeny А. Kvetkin, Vitaly А. Osyanin, Dmitry V. Osipov |
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Rok vydání: | 2020 |
Předmět: | |
Zdroj: | Chemistry of Heterocyclic Compounds. 56:1423-1428 |
ISSN: | 1573-8353 0009-3122 |
DOI: | 10.1007/s10593-020-02832-z |
Popis: | The three-component condensation of pyridinium acylmethylides generated in situ with aromatic aldehydes and 4-hydroxy-6-methylpyridones gave a series of 2-acyl-3-aryl-3,5-dihydrofuro[3,2-c]pyridin-4(2H)-ones. The reaction proceeds diastereoselectively with the formation of trans-isomers and represents a cascade process involving the Knoevenagel condensation, the carbo-Michael reaction, and intramolecular nucleophilic substitution. |
Databáze: | OpenAIRE |
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