作者:Huan Liang、Marco A. Ciufolini
DOI:10.1021/jo800267q
日期:2008.6.1
Trifluoroacetic acid (TFA) is an effective promoter of the bimolecular Ritter-like oxidative amidation of 4-substituted phenols induced by PhI(OAc)(2) in MeCN. This suppresses the need for fluoroalcohol cosolvents, increases the yields, and facilitates isolation/purification procedures.