32510-61-5

Cefazolin Sodium-2 Cefazolin IMpurity D Cefazolin 3-Acetyloxy Cefazolin sodium impurity D Cefazolin Impurity D(EP), USP Impurity J Cefazolin EP Impurity D（Cefazolin USP RC J） Cefazolin Impurity D(EP),Cefazolin Impurity J(USP) Cefazolin EP Impurity D（Cefazolin USP Related Compound J） Cefazolin Impurity 4(Cefazolin EP Impurity D)(Cefazolin USP RC J) (6R,7R)-3-(Acetyloxymethyl)-8-oxo-7-[[2-(tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2 (6R-trans)-3-(acetoxymethyl)-8-oxo-7-(1H-tetrazol-1-ylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(acetoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R-trans)-3-(acetoxymethyl)-8-oxo-7-(1H-tetrazol-1-ylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R)-3-[(Acetyloxy)methyl]-8-oxo-7α-[[(1H-tetrazol-1-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-[(acetyloxy)methyl]-8-oxo-7-[[2-(1H-tetrazol-1-yl)acetyl]amino]-,(6R,7R)-