Category
Ceftazidime
CAS Number
Ceftazidime STD - 72558-82-8: IMP - A - 1000980-60-8 ;
Alternate CAS Number
78439-06-2 (pentahydrate)
Molecular Formula
Ceftazidime STD - C22H22N6O7S2 : IMP - A - C22H22N6O7S2 ;
Molecular Weight
Ceftazidime STD - 546.57 g/mol : IMP - A - 546.6 g/mol ;
Synonym

Ceftazidime - (6R,7R)-7-[[(2Z)-2-(2-Aminothiazol-4-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-8-oxo-3-[(pyridin-1-ium-1-yl)methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate ;

Ceftazidime EP Impurity A -(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate ;

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Ceftazidime can be used in peak identification during HPLC analysis as a Certified Reference Standard (CRS). By injecting the CRS, analysts can confirm the retention time, peak shape, and UV spectrum of Ceftazidime in the sample, ensuring accurate identification and quantification of the drug in pharmaceutical formulations.