2018-61-3

white to off-white fine cryst. powder or needles

It is an essential amino acid produced for medical, feed, and nutritional applications such as in the preparation of aspartame. It is applied as an antidepressant.

ChEBI: The N-acetyl derivative of L-phenylalanine.

Store at -20°C

N-Acetyl-L-phenylalanine is recrystallised from H2O, 20% MeOH/H2O, or CHCl3; dry and store it at 4o. The (DL)-isomer crystallises from H2O, Me2CO, EtOAc, or CHCl3 with m 152-154o and the solubilities in w% at 25o are 0.73 (H2O), 4.3 (Me2CO), 0.79 (EtOAc) and 0.34 (CHCl3) [Kerr & Niemann J Org Chem 23 893 1958, Overby & Ingersoll J Am Chem Soc 73 3363 1951, L: Fu et al. J Am Chem Soc 76 6057 1954, Bender & Glasson J Am Chem Soc 81 1591 1959]. [Beilstein 14 I 238, 4 IV 1575.]