Tetrahedron Letters

Tetrabutylammonium hydrogen sulfate catalyzed eco-friendly and efficient synthesis of glycosyl 1, 4-dihydropyridines

N Tewari, N Dwivedi, RP Tripathi

Index: Tewari, Neetu; Dwivedi, Namrata; Tripathi, Rama P. Tetrahedron Letters, 2004 , vol. 45, # 49 p. 9011 - 9014

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Citation Number: 123

Abstract

An efficient and eco-friendly synthesis of glycosyl 1, 4-dihydropyridines has been achieved by a three-component reaction of β-keto esters or ketones, enamines and glycosyl aldehydes in the presence of tetrabutylammonium hydrogen sulfate as catalyst in diethylene glycol.

~92%

~97%

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