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Cefpodoxime Proxetil EP Impurity H

SZ CAT No SZ-C089009
CAS No 947692-16-2
Mol.F. C42H54N10O18S4
Mol.Wt. 1115.2
Inv. Status Custom Synthesis


Chemical Name: 1-[[(1-methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2Z)-2-[2-[[(2R)-2-[[(2Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetyl]amino]-2-[(2R)-5-(methoxymethyl)-4-[[1-[[(1-methylethoxy)carbonyl]oxy]ethoxy]carbonyl]-3,6-dihydro-2H-1,3-thiazin-2-yl]acetyl]amino]thiazol-4-yl]-2-(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate (as per EP)

Synonym: Cefpodoxime Proxetil Dimer

Characterization of impurities in cefpodoxime proxetil using LC–MSn
JinLiDoushengZhangChangqinHu
Acta Pharmaceutica Sinica B Volume 4, Issue 4, August 2014, Pages 322-332
 
Screening and Mass Spectral Confirmation of B-Lactam Antibiotic Residues in Milk Using LC-MS/MS
d. m. holstege,b. puschner, g. whitehead, and f. d. galey
J. Agric. Food Chem. 2002, 50, 406−411
 
Comparison of Three RP-HPLC Methods for Analysis of Cefpodoxime Proxetil and Related Substances
Ming-Juan Wang, Wen-Bo Zou, Jing Xue, Chang-Qin Hu
Chromatographia volume 65, pages69–75(2007)