title: Amino-acids and peptides. Part I. Esterification of the carboxy-group of penicillins and cephalosporins by hydrazone oxidation.
mesh_terms: D000596:Amino Acids; D002264:Carboxylic Acids; D002511:Cephalosporins; D004952:Esters; D006835:Hydrazones; D010084:Oxidation-Reduction; D010406:Penicillins; D010455:Peptides
chemical_list: D000596:Amino Acids; D002264:Carboxylic Acids; D002511:Cephalosporins; D004952:Esters; D006835:Hydrazones; D010406:Penicillins; D010455:Peptides