339528-86-8

a2-Cefpodoxime Proxetil Cefpodoxime Delta Isomer Cefpodoxime Proxetil EP Impurity C Cefpodoxime Proxetil Impurity 3（EP Impurity C） Cefpodoxime Proxetil Impurity 3(Cefpodoxime Proxetil EP Impurity C) 5-Thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid, 7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-, 1-[[(1-methylethoxy)carbonyl]oxy]ethyl ester, (6R,7R)- Cefpodoxime Proxetil impurity 3/Cefpodoxime Proxetil EP Impurity C/(R)-1-((isopropoxycarbonyl)oxy)ethyl (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate Cefpodoxime proxetil Impurity C:（ (6R,7R)-7-[[(2Z)-2-(2-Αmino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid 1-[[(1-Methylethoxy)carbonyl]oxy]ethyl Ester（ 2-Cefpodoxime Proxetil） Cefpodoxime proxetil Impurity C:( (6R,7R)-7-[[(2Z)-2-(2-Αmino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid 1-[[(1-Methylethoxy)carbonyl]oxy]ethyl Ester( 2-Cefpodoxime Proxetil)