Photoredox Generation of Sulfonyl Radicals and Coupling with Electron Deficient Olefins
Yiding Chen, Nicole McNamara, Oliver May, Thanigaimalai Pillaiyar, David C. Blakemore, Steven V. Ley
Abstract
Various sulfone tetrazoles were activated via iridium photoredox catalysis in the presence of DMAP to give dialkyl sulfones. The presumed sulfone radical intermediates were trapped by a range of electron-deficient olefins in generally good to excellent yields.
Topics & Concepts
SulfonylChemistrySulfoneRadicalPhotoredox catalysisPhotochemistryCatalysisCoupling (piping)ElectronCombinatorial chemistryPhotocatalysisOrganic chemistryAlkylPhysicsQuantum mechanicsMechanical engineeringEngineeringSulfur-Based Synthesis TechniquesRadical Photochemical ReactionsCatalytic C–H Functionalization Methods