Akabori amino acid reaction

There are several Akabori Amino Acid Reactions¹.

1. In the first an α-amino acid is oxidised by heating it with an oxidizing sugar.

2. In the second an α-amino acids and esters are reduced by sodium amalgam and ethanolic HCl to give α-amino aldehydes.

References

#S. Akabori, J. Chem. Soc. Japan, 52, 606(1931); Ber, 66, 143,151(1933); J. Chem. Soc. Japan, 64, 608(1943)
#E. Takagi, et al., J. Pharm. Soc. Japan, 71, 648(1951); 72,812(1952)
#A. Lawson, H.V. Motley, J. Chem. Soc., 1955, 1695
#A. Lawson, J. Chem. Soc. 1956, 307

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