DBU-catalyzed three-component one-pot synthesis of highly functionalized pyridines in aqueous ethanol
作者:Ritu Mamgain、Ram Singh、Diwan S. Rawat
DOI:10.1002/jhet.32
日期:2009.1
1,8-Diazabicyclo[5.4.0]undec-7-ene (DBU) efficiently catalyzes three-componentone-pot condensations of aldehyde, malononitrile, and thiophenol to produce highlyfunctionalized pyridines in excellent yield in aqueous ethanol. J. Heterocyclic Chem., 46, 69 (2009).