Chlorophyll-catalyzed photochemical regioselective coumarin C–H arylation with diazonium salts
Ali Moazzam, Farnaz Jafarpour
Abstract
A metal-free, direct C–H arylation of coumarins with aryl diazonium salts at room temperature using chlorophyll as a green photosensitizer is devised.
Topics & Concepts
ChemistryCoumarinPhotosensitizerRegioselectivityCatalysisPhotochemistryArylChlorophyllMetalOrganic chemistryAlkylCatalytic C–H Functionalization MethodsRadical Photochemical ReactionsSulfur-Based Synthesis Techniques