Cefixime tert-Butyl Ester
IMPURITIES    
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CAT No. CS-EO-00121
Category Impurities
Parent API Cefixime
CAS 79368-92-6
Mol. Weight 509.56 g/mol
Mol. Formula C20H23N5O7S2
View COA View MSDS
Product Description
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Synonyms (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((2-(tert-butoxy)-2-oxoethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; (6R,7R)-7-[[(2Z)-(2-Amino-4-thiazolyl)[[2-(1,1-dimethylethoxy)-2-oxoethoxy]imino]acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Purity (%) >98
Smiles OC(C(N1[C@@]2([H])[C@H](NC(/C(C3=CSC(N)=N3)=N\OCC(OC(C)(C)C)=O)=O)C1=O)=C(CS2)C=C)=O
The balance used are calibrated with weights Traceable to National Standards NIST for accuracy


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Related Results

- API Standards of Cefixime
- Stable Isotopes of Cefixime
- Metabolites of Cefixime
- Impurities of Cefixime
- Glucuronides of Cefixime
- Intermediates of Cefixime


Quality Assurance


c1
ISO 9001:2005
c4
OHSAS 18001:2007
c5
ISO 14001:2005
c4
ISO 17034:2016
c5
ISO/IEC 17025:2017
c5
NIST Calibrated