Catalyst-free photoinduced radical sulfonylation/cyclization of unactivated alkenes toward sulfone-containing quinazolinones
Siyuan Chen, Ying-Shan Wang, Xian Han, Zhendong Zhang, Z. Y. Li, Dongliang Lu, Shaoyu Li
Abstract
A catalyst-free, photoinduced three-component reaction involving sulfur dioxide insertion/sulfonyl radical addition to an unactivated CC double bond/Minisci-type cyclization sequence has been developed to access sulfonated quinazolinones.
Topics & Concepts
ChemistrySulfonylSulfoneCatalysisRadical cyclizationSulfur dioxideSulfurOrganic chemistryPhotochemistryMedicinal chemistryAlkylSulfur-Based Synthesis TechniquesRadical Photochemical ReactionsCatalytic C–H Functionalization Methods