Regioselective Halogen-Metal Exchange Reaction of 3-Substituted 1,2-Dibromo Arenes: The Synthesis of 2-Substituted 5-Bromobenzoic Acids - Menzel, Karsten; Dimichele, Lisa; Mills, Paul; Frantz, Doug E; Nelson, Todd D; Kress, Michael H (Synlett, 2006)