One-pot three-component synthesis of pyrido[2′,1′:2,3]imidazo[4,5-c]isoquinolines using Fe<sub>3</sub>O<sub>4</sub>@SiO<sub>2</sub>–OSO<sub>3</sub>H as an efficient heterogeneous nanocatalyst
作者:Ali Maleki
DOI:10.1039/c4ra10856f
日期:——
The synthesis of pyrido[2′,1′:2,3]imidazo[4,5-c]isoquinolines via a one-potthree-component reaction by using benzene-1,2-dicarbaldehyde, trimethylsilylcyanide and various pyridin-2-amines in the presence of a catalytic amount of superparamagnetic nano-Fe3O4@SiO2 anchored sulfuric acid in ethanol in good-to-high yields is described.
吡啶并的合成[2',1':2,3]咪唑并[4,5- c ^ ]异喹啉通过使用苯-1,2-二甲醛,三甲基甲硅烷和各种一锅三组分反应吡啶-2-描述了在乙醇中催化量超顺磁性的纳米Fe 3 O 4 @SiO 2锚定硫酸存在下的胺类化合物的高至高收率。