Cefotaxime and its Impurities
Cefotaxime is a broad-spectrum antibiotic with activity against numerous gram-positive and gram-negative bacteria.. Reference standards of Cefotaxime API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
Cefotaxime Related Compound E ((Z)-2-(2-aminothiazol-4-yl)-N-{(5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexah (1097953)
Cefotaxime Related Compound E ((Z)-2-(2-aminothiazol-4-yl)-N-{(5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexah (1097953)
Catalogue No.:PA USP1097953
CAS :
66340-33-8
Molecular Formula : NA
Molecular Weight : NA
(Z)-2-(2-Aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]thieno[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide
(Z)-2-(2-Aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]thieno[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide
Catalogue No.:PA 30 40530
CAS :
120882-23-7
Molecular Formula : C14H13N5O4S3
Molecular Weight : 411.47
(R)-2-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-3,4,5,7-tetrahydro-1H-furo[3,4-c][1,2]thiazin-3-yl)acetic Acid
(R)-2-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-3,4,5,7-tetrahydro-1H-furo[3,4-c][1,2]thiazin-3-yl)acetic Acid
Catalogue No.:PA 30 0401000
CAS :
75679-12-8
Molecular Formula : C14H15N5O6S2
Molecular Weight : 413.42
(6R,7R)-3-(Acetoxymethyl)-7-((Z)-2-(2-((6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
(6R,7R)-3-(Acetoxymethyl)-7-((Z)-2-(2-((6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
Catalogue No.:PA 03 0271000
CAS :
NA
Molecular Formula : C32H32N10O13S4
Molecular Weight : 892.91
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((4-((Z)-2-(((6R,7R)-2-carboxy-3-(((2-methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazin-3-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl)amino)-1-(methoxyimino)-2-oxoethyl)thiazol-2-yl)amino)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((4-((Z)-2-(((6R,7R)-2-carboxy-3-(((2-methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazin-3-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl)amino)-1-(methoxyimino)-2-oxoethyl)thiazol-2-yl)amino)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Catalogue No.:PA 03 0271001
CAS :
NA
Molecular Formula : C32H31N13O12S5
Molecular Weight : 949.98
