cefepime and its Impurities
A fourth generation cephalosporin anti-biotic. It is a semi synthetic drug. Reference standards of Cefepime API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


Cefepime Related Compound E (1-{[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en (1097691)
Cefepime Related Compound E (1-{[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en (1097691)
Catalogue No.:PA USP1097691
CAS :
103121-85-3
Molecular Formula : NA
Molecular Weight : NA


1-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium iodide
1-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium iodide
Catalogue No.:PAI 03 020030
CAS :
NA
Molecular Formula : C13H20IN3O3S
Molecular Weight : 425.29


1-(((6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-2-(((trimethylsilyl)oxy)carbonyl)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium Chloride
1-(((6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-2-(((trimethylsilyl)oxy)carbonyl)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium Chloride
Catalogue No.:PAI 03 020052
CAS :
NA
Molecular Formula : C22H33ClN6O5S2Si
Molecular Weight : 589.2


1-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-en-3-yl)methyl)-1-methylpyrrolidin-1-ium chloride
1-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-en-3-yl)methyl)-1-methylpyrrolidin-1-ium chloride
Catalogue No.:PA 82 0051000
CAS :
112533-07-0
Molecular Formula : C13H20ClN3O3S
Molecular Weight : 333.83


(E)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)-N-(2-oxoethyl)acetamide compound with (E)-2-(2-aminothiazol-4-yl)-N-(2,2-dihydroxyethyl)-2-(methoxyimino)acetamide
(E)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)-N-(2-oxoethyl)acetamide compound with (E)-2-(2-aminothiazol-4-yl)-N-(2,2-dihydroxyethyl)-2-(methoxyimino)acetamide
Catalogue No.:PA 82 0051003
CAS :
NA
Molecular Formula : NA
Molecular Weight : NA