Process for the preparation of antibacterial compounds of the formula ##STR1## comprises condensing an oxo compound of the formula ##STR2## with an amino compound of the formula ##STR3## to produce a compound of the formula ##STR4## reacting the compound of the formula (III) with a compound of the formula ##STR5## to give a compound of the formula ##STR6## and then eliminating the amino-protective group ##STR7##
制备抗菌化合物的过程包括将公式为##
STR1##的
酮化合物与公式为##
STR2##的
氨基化合物缩合,产生公式为##
STR4##的化合物,然后将公式为(III)的化合物与公式为##
STR5##的化合物反应,得到公式为##
STR6##的化合物,最后消除
氨基保护基##
STR7##。