Voight Amination

K. Voight, J. Prakt. Chem. [2] 34, 1 (1886).

Amination of benzoins with amines in the presence of phosphorus pentoxide or hydrochloric acid:



H. H. Strain, J. Am. Chem. Soc. 51, 269 (1929); R. M. Cowper, T. S. Stevens, J. Chem. Soc. 1940, 347; P. L. Julian et al., J. Am. Chem. Soc. 67, 1203 (1945); R. E. Lutz et al., ibid. 70, 2016 (1948); I. A. Kaye et al., ibid. 75, 746 (1953); J. Iwao et al., J. Pharm. Soc. Japan 74, 551 (1954); R. E. Lutz, J. W. Baker, J. Org. Chem. 21, 49 (1956).