Indirect ortho Functionalization of Substituted Toluenes through ortho Olefination of N,N-Dimethylbenzylamines Tuned by the Acidity of Reaction Conditions.

G. Cai, Y. Fu, Y. Li, X. Wan, Z. Shi J. Am. Chem. Soc. 2007, 129, 7666-7673.