Mengli Li, Xing Li, Honghong Chang, Wenchao Gao and Wenlong Wei
Org. Biomol. Chem., 2016,14, 2421-2426
DOI:
10.1039/C5OB02409A,
Paper
An efficient ligand-free Pd(OAc)2-catalyzed selective arylation of pyridine N-oxides using potassium (hetero)aryltrifluoroborates as coupling partners via C–H bond activation was achieved in the presence of TBAI. This approach has a broad substrate scope and shows moderate to high yields.