Catalyst-free intramolecular radical cyclization cascades initiated by the direct homolysis of C<sub>sp<sup>3</sup></sub>–Br under visible light
Panyi Huang, Zhiyang Yan, Jiaxin Ling, Peixuan Li, Jiayang Wang, Jianjun Li, Bin Sun, Can Jin
Abstract
A visible light-mediated C sp 3 –Br homolysis-initiated radical cyclization cascade delivering diverse 3-difluorolactam substituted chroman-4-ones with excellent regioselectivity and diastereoselectivity.
Topics & Concepts
HomolysisCatalysisChemistryIntramolecular forcePhotochemistryVisible spectrumRadicalOrganic chemistryMaterials scienceOptoelectronicsRadical Photochemical ReactionsCatalytic C–H Functionalization MethodsFluorine in Organic Chemistry