Issue 4, 2012

Microwave-assisted synthesis of 2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones catalyzed by DBU in aqueous medium

Abstract

A clean green, efficient and facile protocol was developed for the synthesis of a series of 2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones in water with good yield by the reaction of 2-amino-nicotinonitriles with carbonyls catalyzed by DBU under microwave irradiation. The DBU–H2O system can be recycled five times without activity loss.

Graphical abstract: Microwave-assisted synthesis of 2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones catalyzed by DBU in aqueous medium

Supplementary files

Article information

Article type
Paper
Submitted
17 Nov 2011
Accepted
04 Jan 2012
First published
10 Feb 2012

Green Chem., 2012,14, 945-951

Microwave-assisted synthesis of 2,3-dihydropyrido[2,3-d]pyrimidin-4(1H)-ones catalyzed by DBU in aqueous medium

L. Yang, D. Shi, S. Chen, H. Chai, D. Huang, Q. Zhang and J. Li, Green Chem., 2012, 14, 945 DOI: 10.1039/C2GC16469H

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