Three-component synthesis of 4-amino-2-aryl-2H-pyrimido-[1,2-b][1,3]benzazole-3-carbonitriles and 4H-pyrimido-[2,1-b][1,3]benzazoles in the presence of magnesium oxide and 12-tungstophosphoric acid as catalysts

Title
Three-component synthesis of 4-amino-2-aryl-2H-pyrimido-[1,2-b][1,3]benzazole-3-carbonitriles and 4H-pyrimido-[2,1-b][1,3]benzazoles in the presence of magnesium oxide and 12-tungstophosphoric acid as catalysts
Authors
Keywords
three-component reaction, 4<em class=EmphasisTypeItalic >H</em>-pyrimido[2,1-<em class=EmphasisTypeItalic >b</em>]benzimidazole, magnesium oxide, 12-tungstophosphoric acid
Journal
RUSSIAN CHEMICAL BULLETIN
Volume 62, Issue 10, Pages 2202-2208
Publisher
Springer Nature
Online
2014-07-18
DOI
10.1007/s11172-013-0319-3

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