期刊
CATALYSIS LETTERS
卷 134, 期 3-4, 页码 303-308出版社
SPRINGER
DOI: 10.1007/s10562-009-0239-x
关键词
4-Hydroxycoumarin; Phosphotungstic acid; Green chemistry
In this present work, we report that phosphotungstic acid provides a simple, efficient and environmentally benign route is a two-component one-pot domino Knoevenagel-type condensation/Michael reaction between 4-coumarin derivative and an aldehyde in water as a solvent in shorter duration with high yields. [GRAPHICS] .
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