Cefoxitin EP Impurity F

Chemical Name: (6R,7S)-3-[(Carbamoyloxy)methyl]-7-methoxy-7-[[(2S)-2-methoxy-2-(thiophen-2-yl)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP)

Synonym: (S)-5-(aminomethyl)-3-(3-fluoro-4-morpholinophenyl)oxazolidin-2-one 4-methylbenzenesulfonate