Feasible Synthesis of N, O-Bidentate Difluoroboron Chromophores through Direct Functionalization of Quinoxalin-2(1H)-ones with Ketones in One Shot Shuaichen Zhang,# Jing Zhang,# Xiang Ling, Yifan Zhao, Yue Ma, and Peng Sun* Chin. J. Chem. 2023, 41, XXX—XXX. DOI: 10.1002/cjoc.202300XXX
A rapid and green synthetic protocol for N,O-bidentate difluoroboron chromophores was achieved via cascade C-H functionalization and difluoroboronation reaction from readily accessible feedstock chemicals in one shot.