Metal-free synthesis of 3-chalcogenyl chromones from alkynyl aryl ketones and diorganyl diselenides/disulfides mediated by PIFA
Zhenkang Ai, Jiaxi Xiao, Yadong Li, Boying Guo, Yunfei Du, Kang Zhao
Abstract
3-Selenyl/sulfenyl chromones/thiochromones were conveniently synthesized from the PIFA-mediated reactions between alkynyl aryl ketones bearing an <italic>ortho</italic>-methoxy/methylthio group and diorganyl diselenides/disulfides.
Topics & Concepts
ChemistryArylMetalBearing (navigation)Medicinal chemistryCombinatorial chemistryOrganic chemistryAlkylGeographyCartographySulfur-Based Synthesis TechniquesOrganoselenium and organotellurium chemistryCatalytic C–H Functionalization Methods