[EN] PROCESS FOR THE PREPARATION OF AMIDES OF N-[1-(S)-(ETHOXYCARBONYL)-3-PHENYLPROPYL]-L-ALANINE [FR] PROCÉDÉ DE PRÉPARATION D'AMIDES DE N-[1-(S)-(ÉTHOXYCARBONYL)-3-PHÉNYLPROPYL]-L-ALANINE
A compound having the formula: ##STR1## wherein n is 0-5, inclusive; R.sub.1 is H or the identifying group of an amino acid; and R.sub.2 is H, aralkyl, or alkyl.