(6R,7R)-7-((Z)-2-(2-amino-5-chlorothiazol-4-yl)-2(((S)-1,2-dicarboxyethoxy)imino)acetamido)-3((1-((5-chloro-1-ethyl-6,7-dihydroxy-4-oxo-1,4-dihydroquinolin-3-yl)methyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate 在
sodium hydroxide 作用下,
以
水 为溶剂,
以95.2%的产率得到(6R,7R)-7-((Z)-2-(2-amino-5-chlorothiazol-4-yl)-2-(((S)-1,2-dicarboxyethoxy)imino)acetamido)3-((1-((5-chloro-1-ethyl-6,7-dihydroxy-4-oxo-1,4-dihydroquinolin-3-yl)methyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate sodium salt