Ming-Yuan Gao, Yi Li, Lijuan Xie
Feb 4, 2016
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Influential Citations
109
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Quality indicators
Journal
Chemical communications
Abstract
A direct C-H bond phosphonation of quinoxalin-2(1H)-ones with H-phosphonates, H-phosphinates or H-phosphine oxides has been developed. A wide variety of heteroaryl phosphonates were obtained in up to 92% yield for 20 examples under transition-metal-free conditions. This protocol tolerates a broad scope of substrates and features practicality, high efficiency, environmental friendliness and atom economy.