A process for the purification of cefixime via a novel tert.octylamine salt of a cefixime intermediate which may be crystalline and which may be produced in a one pot reaction from 7-amino-3-vinyl-ceph-3-em-4-carboxylic acid.
一种通过新型叔辛基胺盐的头孢克
肟中间体纯化的方法,该中间体可能是晶体,可以通过从7-
氨基-3-
乙烯基头孢-3-酯-4-
羧酸一锅反应中制备。