7-{D(-)-α-[2-hydroxy-6-(p-tolyl)pyridine-3-carbonylamino]-p-hydroxyphenylacetamido}-3-acetoxymethyl-3-cephem-4-carboxylic acid 、
5-thioxo-4,5-dihydro-[1,3,4]thiadiazole-2-carboxylic acid 3-methoxy-propylamide 以
碳酸氢钠 、
乙醇 为溶剂,
生成 sodium 7-{D(-)-α-[2-hydroxy-6-(p-tolyl)pyridine-3-carbonylamino]-p-hydroxyphenylacetamido}-3-{5-[N-(3-methoxy-n-propyl)carbamoyl]-1,3,4-thiadiazol-2-ylthiomethyl}-3-cephem-4-carboxylate