Synthesis of ‘Spacer’-Naproxen [2-(6-Methoxybiphenylen-2-yl)propanoic Acid] and -Isonaproxen [2-(7-Methoxybiphenylen-2-yl)propanoic Acid] - González Gómez, Juan A.; Green, James R.; Vollhardt, K. Peter C. (Synlett, 2011)