PROCESS FOR THE EFFICIENT PREPARATION OF N-SUBSTITUTED DEHYDROAMINO ACID ESTERS
摘要
<p>A process for the preparation of N-substituted dehydroamino acid esters by contacting a β-hydroxy-α-amino acid ester or N- or O-substituted β-hydroxy-α-amino acid ester with an excess of acetic anhydride and a base is disclosed.</p>