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Sulfonated Carbon Catalyzed Biginelli Reaction for One-Pot Synthesis of 3,4-Dihydropyrimidin-2(1H)-ones and -thiones

โœ Scribed by MOGHADDAS, Maryam; DAVOODNIA, Abolghasem; HERAVI, Majid M.; TAVAKOLI-HOSEINI, Niloofar

Book ID
120186180
Publisher
Elsevier Science
Year
2012
Weight
162 KB
Volume
33
Category
Article
ISSN
1872-2067

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A one-pot Biginelli synthesis of 3,4-dih
A one-pot Biginelli synthesis of 3,4-dihydropyrimidin-2-(1H)-ones/thiones catalyzed by triphenylphosphine as Lewis base
โœ Abdelmadjid Debache; Mouna Amimour; Ali Belfaitah; Salah Rhouati; Bertrand Carbo ๐Ÿ“‚ Article ๐Ÿ“… 2008 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 163 KB

We report herein the use of triphenylphosphine (TPP) as a new catalyst for the one-pot Biginelli reaction coupling of b-ketoesters, aldehydes and urea (or thiourea) to afford the corresponding dihydropyrimidinones/thiones.