Cefuroxime Axetil - Impurity A (Freebase)

123458-61-7

1-(Acetyloxy)ethyl (6R,7R)-3-[(carbamoyloxy)methyl]-7-[[(Z)-2-(furan-2-yl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate; 1-acetoxyethyl (6R,7R)-3-((carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate; (6R,7R)-3-[[(Aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid 1-(acetyloxy)ethyl Ester; [6R-[6α,7β(Z)]]-3-[[(Aminocarbonyl)oxy]methyl]-7-[[2-furanyl(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid 1-(acetyloxy)ethyl Ester;Δ2-Cefuroxime Axetil; 1-(acetyloxy)ethyl (6R,7R)-3-[(carbamoyloxy)methyl]- 7-[[(Z)-2-(furan-2-yl)-2-(methoxyimino)acetyl]amino]-8- oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate (∆3 -isomers); Cefuroxime axetil delta-3 isomers; (1RS ,6R ,7R )-1-Acetoxyethyl 3-[(carbamoyloxy)methyl]-7-[(Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate (USP);