Visible-light-induced tandem radical addition/cyclization of 2-alkenylphenols and CBr<sub>4</sub> for the synthesis of 4-arylcoumarins
Li-Ping Tan, Dong Liang, Ying Cheng, Wen‐Jing Xiao, Jia‐Rong Chen
Abstract
A visible-light-induced photoredox-catalyzed tandem radical addition/cyclization of 2-alkenylphenols and CBr 4 is developed, providing efficient and practical access to various 4-arylcoumarins in a one-pot fashion.
Topics & Concepts
TandemChemistryRadical cyclizationPhotoredox catalysisVisible spectrumCombinatorial chemistryTandem acceleratorPhotochemistryCatalysisStereochemistryOrganic chemistryPhotocatalysisOptoelectronicsPhysicsIonMaterials scienceComposite materialRadical Photochemical ReactionsSulfur-Based Synthesis TechniquesCatalytic C–H Functionalization Methods