CAS:217803-89-9|Cefotaxime Proxetil

Catalogue Number:C242935
Chemical Name:Cefotaxime Proxetil
Synonyms:(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 1-[[(1-Methylethoxy)carbonyl]oxy]ethyl Ester; Cefpodoxime Proxetil EP Impurity E
Impurity:Cefpodoxime Proxetil EP Impurity E
CAS Number:217803-89-9
Molecular Formula:C₂₂H₂₇N₅O₁₀S₂
Appearance:Light Yellow to Orange Solid
Melting Point:107 – 113°C
Molecular Weight:585.61
Storage:-20°C
Solubility:Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:Cefotaxime Proxetil (Cefpodoxime Proxetil EP Impurity E) is an impurity of Cefotaxime (C242950), which is a broad spectrum third generation cephalosporin antibiotic. The name Cefotaxime applies to the isomer having a syn-methoxy imino group.
References:Wise, R., et al.: Antimicrob. Agents Chemother., 14, 807 (1978), Muhtadi, F.J., et al.: Anal. Profiles Drug Subs., 11, 139 (1982),
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