Cefpodoxime Proxetil Impurity A:
Cefpodoxime ; Cefpodoxime Acid ; (6R,7R)-7-[[(2Z)-2-(2-Aminothiazol-4-yl)-2(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid ; CAS : 80210-62-4 ; C15H17N5O6S2 ; MW: 427.46 ; |
Cefpodoxime Proxetil Impurity B:
ADCA-Analogue of Cefpodoxime Proxetil ; 3-Methyl 3-De(methoxymethyl) Cefpodoxime ; CAS : 947692-14-0 ; C20H25N5O8S2 ; MW: 527.57 ; |
Cefpodoxime Proxetil Impurity C :
Delta-2-Cefpodoxime Proxetil ; (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2Z)-2-(2-amino thiazol-4-yl)-2(methoxyimino)acetyl]amino]-3-(methoxymethyl)8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate ; CAS : 339528-86-8 ; C21H27N5O9S2 ; MW: 557.6 ; |
Cefpodoxime Proxetil Impurity D :
Anti-Cefpodoxime Proxetil ; (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2E)-2-(2-amino thiazol-4-yl)-2(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate ; CAS : 947692-13-9 ; C21H27N5O9S2 ; MW: 557.60 ; |
Cefpodoxime Proxetil Impurity E:
ACA-Analogue of Cefpodoxime Proxetil ; (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-3-(acetoxymethyl)-7-[[(2Z)-2-(2-aminothiazol4-yl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate ; CAS : 217803-89-9 ; C22H27N5O10S2 ; MW: 585.61 ; |
Cefpodoxime Proxetil Impurity F:
N-Formyl Cefpodoxime Proxetil ; (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2Z)-2-[(2-formyl amino)thiazol-4-yl)-2(methoxyimino)acetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate ; CAS : 96680-30-7 ; C22H27N5O10S2 ; MW: 585.61 ; |
Cefpodoxime Proxetil Impurity G :
N-Acetyl-Cefpodoxime Proxetil ; (1RS)-1-[[(1-Methylethoxy)carbonyl]oxy]ethyl (6R,7R)-7-[[(2Z)-[2-(2-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 ; CAS : 947692-15-1 ; C23H29N5O10S2 ; MW: 599.63 ; |
Cefpodoxime Proxetil Impurity H:
Cefpodoxime Proxetil Dimer ; Cefpodoxime Proxetil 4,7-seco-Dimer ; CAS : 947692-16-2 ; C42H54N10O18S4 ; MW: 1115.19 ; |