Phosphine-Free Palladium-Catalyzed Direct C-3 Arylation of 2-Phenylimidazo[1,2-a]pyridine Using Silver(I) Carboxylate

Scheme 1

Pd(OAc)₂ catalyzed reaction of 2-phenylimidazo[1,2-a]pyridine with aryl iodides in the presence of Ag(I) carboxylate salts.