“…(b) Glycine, leucine, and phenylalanine These amino acids were synthesized by Locquin and Cerchez (211,212,213) from aminomalonic ester. Dunn, Redemann, and their coworkers introduced diethyl benzamidomalonate as a general reagent for the preparation of -amino acids (99,243,255). Good to excellent yields were obtained.…”