Organocatalytic Oxidative C–H Amination of Aldehyde Hydrazones with Azoles at Ambient Temperature
Asim Kumar Ghosh, Sukanya Neogi, Krishna Kanta Das, Alakananda Hajra
Abstract
An efficient, metal-free, and direct oxidative amination of aldehyde-derived hydrazones with azoles has been developed using 2,3-dichloro-5,6-dicyano-1,4-benzoquinone as an organocatalyst at ambient temperature. This protocol provides a wide range of aminated hydrazone derivatives in a step and atom economical fashion. The reaction possibly follows a radical mechanism.
Topics & Concepts
ChemistryAminationAldehydeHydrazoneOxidative phosphorylationBenzoquinoneReductive aminationOrganic chemistryCombinatorial chemistryCatalysisBiochemistryCatalytic C–H Functionalization MethodsSynthesis and Catalytic ReactionsOxidative Organic Chemistry Reactions