1. For reviews on reductive aminations see: (a) Emerson, W. S. Organic Reactions; Wiley: New York, 1948; Vol. 14, Chapter 3;
2. For reviews on reductive aminations see: (a) Emerson, W. S. Organic Reactions; Wiley: New York, 1948; Vol. 14, Chapter 3; (b) Gibson, M. S. The Chemistry of the Amino Group; Patai, S., Ed; Interscience Publishers: New York, 1968; (c) Dayagi, S.; Degani, Y. The Chemistry of the Carbon-Nitrogen Double Bond; Patai, S., Ed; Wiley: New York, 1970; (d) Lane, C. F. Synthesis 1975, 135; (e) Gribble, G. W.; Jasinski, J. M.; Pellicone, J. T.; Panetta, J. A. Synthesis 1978, 766; (f) Hutchins, R. O.; Natale, N. Org. Prep. Proced. Int. 1979, 11, 20. For publications: (g) Barney, C. L.; Huber, E. W.; McCarthy, J. R. Tetrahedron Lett. 1990, 31, 5547; (h) Love, B. E.; Ren, J. J. Org. Chem. 1993, 58, 5556; (i) Abdel-Magid, A.; Carson, K. G.; Harris, B. D.; Maryanoff, C. A.; Shah, R. D. J. Org. Chem. 1996, 61, 3849.
3. (c) Dayagi, S.; Degani, Y. The Chemistry of the Carbon-Nitrogen Double Bond; Patai, S., Ed; Wiley: New York, 1970;
4. (d) Lane, C. F. Synthesis 1975, 135;
5. (e) Gribble, G. W.; Jasinski, J. M.; Pellicone, J. T.; Panetta, J. A. Synthesis 1978, 766;