One of the most general systems for the cross-coupling of aryl and heteroaryl bromides and chlorides with 2-pyridyl-derived nucleophiles has been developed, for which catalysts comprising [Pd2(dba)3] and either diaryl or dialkyl phosphine oxide supporting ligands were found to be ideal.
“A General and Efficient Method for the Suzuki–Miyaura Coupling of 2-Pyridyl Nucleophiles”, Angew. Chem. Int. Ed., 2008, 47(25), 4695-4698.