Synthesis of 2,4,5-triaryl-5H-chromeno[4
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Hui Wu; Yu Wan; Xiu-Mei Chen; Cai-Fa Chen; Lei-Lei Lu; Hai-Qiang Xin; Hua-Hong X
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Article
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2009
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Journal of Heterocyclic Chemistry
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English
โ 275 KB
## Abstract magnified image 2,4,5โTriarylโ5__H__โchromeno[4,3โ__b__]pyridines were synthesized from a threeโcomponent cascade reaction of 2โฒโhydroxyacetophenone, aromatic aldehyde, and ammonium acetate catalyzed by 2โ1โฒโmethylimidazoliumโ3โylโ1โethyl sulfate under microwave irradiation. Nine new b