Cr-catalyzed chiral allenone synthesis<i>via</i>sequential radical–polar crossover and Oppenauer oxidation
Xianrong Zeng, Fenghua Zhang, Zhaobin Wang
Abstract
We describe the Cr-catalyzed enantioconvergent synthesis of chiral 2,3-allenones from aldehydes and propargyl bromides, which features an unprecedented cascade of Cr-catalyzed asymmetric reductive radical–polar crossover and Oppenauer oxidation.
Topics & Concepts
ChemistryPropargylCrossoverCatalysisPolarStereoselectivityCascadeOrganic chemistryCombinatorial chemistryArtificial intelligenceChromatographyComputer scienceAstronomyPhysicsCatalytic C–H Functionalization MethodsRadical Photochemical ReactionsSulfur-Based Synthesis Techniques