Photocatalytic transition-metal-free direct 3-alkylation of 2-aryl-2<i>H</i>-indazoles in dimethyl carbonate
Chunhua Ma, Zhi‐Wen Feng, Jing Li, Dandan Zhang, Wei Li, Yuqin Jiang, Bing Yu
Abstract
A general transition-metal-free photocatalytic decarboxylative 3-alkylation reaction of 2-aryl-2<italic>H</italic>-indazoles was developed under visible-light irradiation under mild conditions.
Topics & Concepts
ChemistryArylPhotocatalysisAlkylationDimethyl carbonateTransition metalVisible spectrumPhotochemistryMetalCarbonateCatalysisOrganic chemistryAlkylPhysicsOptoelectronicsCatalytic C–H Functionalization MethodsCarbon dioxide utilization in catalysisRadical Photochemical Reactions