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CEFIXIME

C-912

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Catalogue Number:	C-912
Compound Name:	Cefixime-13C-15N2
Synonyms:	(6R,7R)-7-((Z)-2-(2-(amino-15N)thiazol-4-yl-2-13C-3-15N)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
CAS#:
Alternate CAS#:	79350-37-1 (non-labelled)
Molecular Formula:	C₁₅¹³CH₁₅N₃¹⁵N₂O₇S₂
Molecular Weight:	456.42

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C-911

Cefixime

Cefixime

CAS No. 79350-37-1

C₁₆H₁₅N₅O₇S₂

M.W. 453.44

C-913

Cefixime

Cefixime-13C3-15N2

CAS No. NA

C16H15N5O7S2

M.W. 458.41

C-9126

Cefixime

Cefixime Impurity 11

CAS No. 33748-00-4

C₁₇H₁₆N₂O₄S

M.W. 344.39

C-914

Cefixime

Cefixime EP Impurity F

CAS No. 79368-95-9

C₁₈H₁₉N₅O₇S₂

M.W. 481.51

C-915

Cefixime

Cefixime EP Impurity A Disodium Salt (Mixture of Diastereomers)

C₁₆H₁₅N₅O₈S₂. 2 Na

M.W. 469.45 2*22.99

C-916

Cefixime

Cefixime EP Impurity B (Mixture of Diastereomers)

C₁₅H₁₇N₅O₆S₂

M.W. 427.45

C-917

Cefixime

Cefixime EP Impurity C (Cefixime 7-epimer) Disodium Salt

CAS No. 124506-28-1

C₁₆H₁₃N₅O₇S₂. 2 Na

M.W. 451.43 2*22.99

C-918

Cefixime

Cefixime EP Impurity D

CAS No. 97164-56-2

C₁₆H₁₅N₅O₇S₂

M.W. 453.44

C-919

Cefixime

Cefixime EP Impurity E

CAS No. 72701-01-0

C₁₅H₁₅N₅O₇S₂

M.W. 441.43

C-9110

Cefixime

Cefixime Methyl Ester

CAS No. 88621-01-6

C17H17N5O7S2

M.W. 467.47

C-9111

Cefixime

Cefixime Impurity (7-AVCA)

CAS No. 79349-82-9

C₉H₁₀N₂O₃S

M.W. 226.25

C-9112

Cefixime

Cefixime Impurity 1

CAS No. 80544-17-8

C₈H₉N₃O₅S

M.W. 259.24

C-9113

Cefixime

Cefixime Sulfoxide

CAS No. 1335555-87-7

C₁₆H₁₅N₅O₈S₂

M.W. 469.44

C-9114

Cefixime

Cefixime Sulfone Trifluoroacetate

C₁₆H₁₅N₅O₉S₂. C₂HF₃O₂

M.W. 485.44 114.02

C-9115

Cefixime

Cefixime EP Impurity B (E-isomer) Trifluoroacetate

C₁₅H₁₇N₅O₆S₂. C₂HF₃O₂

M.W. 427.45 114.02

C-9116

Cefixime

Cefixime tert-Butyl Ester

CAS No. 79368-92-6

C₂₀H₂₃N₅O₇S₂

M.W. 509.55

C-9117

Cefixime

Cefixime Impurity 2

CAS No. 246035-38-1

C15H12N4O4S3

M.W. 408.47

C-9118

Cefixime

Cefixime Impurity 3

C18H21N5O8S2

M.W. 499.51

C-9119

Cefixime

Cefixime Impurity 4

C₁₇H₁₉N₅O₈S₂

M.W. 485.49

C-9120

Cefixime

Cefixime Impurity 5 (Mixture of Diastereomers)

C₁₆H₁₉N₅O₆S₂

M.W. 441.48

C-9121

Cefixime

Cefixime Impurity 6

C₁₆H₁₅N₅O₇S₂

M.W. 453.44

C-9122

Cefixime

Cefixime Impurity 7

C16H17N5O8S2

M.W. 471.46

C-9123

Cefixime

Cefixime Impurity 8

C16H15N5O7S2

M.W. 453.44

C-9124

Cefixime

Cefixime Impurity 9

CAS No. 108615-31-2 (free acid)

C16H17N5O8S2

M.W. 471.46

C-9125

Cefixime

Cefixime Impurity 10

C15H17N5O6S2

M.W. 427.45

C-9127

Cefixime

Cefixime Impurity 12

CAS No. 119608-90-1

C₂₅H₂₄N₂O₅S

M.W. 464.54

C-9128

Cefixime

Cefixime Impurity 13

C₈H₁₃NO₄

M.W. 187.20

C-9129

Cefixime

Cefixime Impurity 14

CAS No. 84080-68-2

C₁₁H₁₇NO₆

M.W. 259.26

C-9130

Cefixime

Cefixime Impurity 15

CAS No. 84080-70-6

C₇H₈ClNO₆

M.W. 237.59

C-9131

Cefixime

Cefixime Impurity 16

C₃₂H₂₈N₁₀O₁₃S₄

M.W. 888.87

C-9132

Cefixime

Cefixime Impurity 17 Trifluoroacetate

C₂₃H₂₀N₈O₁₁S₃. C₂HF₃O₂

M.W. 680.65 114.02

C-9133

Cefixime

Cefixime Impurity 18

C₂₅H₂₃N₇O₉S₃

M.W. 661.68

C-9134

Cefixime

Cefixime Impurity 19

C₁₆H₁₅N₅O₇S₂

M.W. 453.44

C-9135

Cefixime

Cefixime Impurity 20

CAS No. 128012-77-1

C₁₆H₁₅N₅O₇S₂

M.W. 453.44

C-9136

Cefixime

Cefixime Impurity 21

C₉H₁₀N₂O₃S

M.W. 226.25