Regioselective Palladium-Catalyzed Arylation and Heteroarylation of Imidazo[1,2-a]pyridines - Koubachi, Jamal; El Kazzouli, Saïd; Berteina-Raboin, Sabine; Mouaddib, Abderrahim; Guillaumet, Gérald (Synlett, 2006)