Photochemical Nitration of Protected Anilines by <scp>5‐Methyl</scp>‐1,4‐dinitroimidazole
Xinlong Fan, Yue Zhao, Lei Liu, Huan Wang
Abstract
Comprehensive Summary Nitroanilines are important building blocks in pharmaceuticals, materials and dyes. Nitration methods for anilines under mild conditions are highly desired. Herein, we report a photochemical method for the nitration of anilines bearing various protecting groups by 5‐methyl‐1,4‐dinitroimidazole as a new type of nitro source. This method is light‐controlled and proceeds under mild reaction conditions with high efficiency. Fmoc‐, Ts‐ and alkyl‐protected anilines are all well nitrated with good functional group tolerance.
Topics & Concepts
NitrationChemistryNitroAlkylFunctional groupReaction conditionsOrganic chemistryProtecting groupCombinatorial chemistryPhotochemistryCatalysisPolymerNanomaterials for catalytic reactionsAdvanced Photocatalysis TechniquesCatalytic C–H Functionalization Methods