Cefixime Methyl Ester

IMPURITIES

Product Details

CAT No.# CS-T-10763
Category Impurities
CAS 88621-01-6
Molecular Weight 481.5
Molecular Formula C17H17N5O7S2
Purity: >98%
Synonyms: (6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(2-methoxy-2-oxoethoxy)iminia-1-az2-ene-2-carboxylic Acid
Application Notes: Cefixime Methyl Ester is an ester impurity of the third generation cephalosporin antibiotic, Cefixime .;Impurity in commercial preparations of Cefixime
References: Bian, L. et al.: Yao. Fen. Zaz., 30, 872 (2010);
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The balance used are calibrated with weights traceable to National Standards NIST for accuracy
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6. Icatibant impurity 1
7. BISPHENOL AF (RING-13C12)
8. 0.1% TFA in Water ULC-MS
9. Metamizole EP Impurity C HCl
10. Silodosin Metabolite D4
11. Brivaracetam Carboxylic acid metabolite [UCB 42145]
12. Terbuthylazine D5
13. tibolone (848)
14. (Z)-Dimethylvinphos
15. Silodosin Metabolite
16. 2-Phenoxymethanesulfonanilide
17. Nimesulide EP Impurity A
18. Acetone HPLC
19. Nandrolone Decanoate EP impurity F
20. N-(4-Bromophenyl)-3-methyl-N-(m-tolyl)aniline


Smileys:
O=C(C(N12)=C(C=C)CS[C@]2([H])[C@H](NC(/C(C3=CSC(N)=N3)=N\OCC(OC)=O)=O)C1=O)O



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