1. Reetz, M. T.; Gosberg, A.; Goddard, R.; Kyung, S.-H. Chem. Commun. (Cambridge) 1998, 2077–2078.
2. Reetz, M. T. Pure Appl. Chem. 1999, 71, 1503–1509.
3. In Ref.1 the absolute configuration of the product resulting from the hydrogenation of methyl-2-acetamido acrylate was falsely reported. The correct configuration is (S): A. Gosberg, Dissertation, Ruhr-Universität Bochum, February 2000.
4. Claver, C.; Fernandez, E.; Gillon, A.; Heslop, K.; Hyett, D. J.; Martorell, A.; Orpen, A. G.; Pringle, P. G. Chem. Commun. (Cambridge) 2000, 961–962.
5. Tani, K.; Yamagata, T.; Nagata, K. Acta Crystallogr., Sect. C: Cryst. Struct. Commun. 1994, C50, 1274–1276.