72591-95-8 氟氧头孢杂质4
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英文别名Diphenylmethyl (6R,7R)-7-amino-3-(chloromethyl)-7-methoxy-8-oxo-5-oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; 5-Oxa-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-amino-3-(chloromethyl)-7-methoxy-8-oxo-, diphenylmethyl ester, (6R,7R)-; Flomoxef Impurity 16
