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CEFIXIME

C-9135
Cefixime Impurity 20
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Catalogue Number:

C-9135

Compound Name:

Cefixime Impurity 20

Synonyms:

2-((((Z)-1-(2-aminothiazol-4-yl)-2-(((6aR,7R)-1,8-dioxo-1,3,4,5,6a,7-hexahydro-8H-azeto[2,1-b]pyrano[3,4-d][1,3]thiazin-7-yl)amino)-2-oxoethylidene)amino)oxy)acetic acid

CAS#:

128012-77-1

Alternate CAS#:

Molecular Formula:

C16H15N5O7S2

Molecular Weight:

453.44

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C16H15N5O8S2. 2 Na

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Cefixime EP Impurity B (Mixture of Diastereomers)

C15H17N5O6S2

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Cefixime EP Impurity E

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Cefixime Impurity 1

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M.W. 259.24

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Cefixime Sulfoxide

CAS No. 1335555-87-7

C16H15N5O8S2

M.W. 469.44

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Cefixime

Cefixime Sulfone Trifluoroacetate

C16H15N5O9S2. C2HF3O2

M.W. 485.44 114.02

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Cefixime

Cefixime EP Impurity B (E-isomer) Trifluoroacetate

C15H17N5O6S2. C2HF3O2

M.W. 427.45 114.02

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Cefixime tert-Butyl Ester

CAS No. 79368-92-6

C20H23N5O7S2

M.W. 509.55

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Cefixime Impurity 2

CAS No. 246035-38-1

C15H12N4O4S3

M.W. 408.47

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Cefixime

Cefixime Impurity 3

C18H21N5O8S2

M.W. 499.51

C-9119
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Cefixime Impurity 4

C17H19N5O8S2

M.W. 485.49

C-9120
Cefixime

Cefixime Impurity 5 (Mixture of Diastereomers)

C16H19N5O6S2

M.W. 441.48

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Cefixime Impurity 6

C16H15N5O7S2

M.W. 453.44

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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

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Cefixime Impurity 10

C15H17N5O6S2

M.W. 427.45

C-9127
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Cefixime Impurity 12

CAS No. 119608-90-1

C25H24N2O5S

M.W. 464.54

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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

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Cefixime Impurity 18

C25H23N7O9S3

M.W. 661.68

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Cefixime

Cefixime Impurity 19

C16H15N5O7S2

M.W. 453.44

C-9136
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Cefixime Impurity 21

C9H10N2O3S

M.W. 226.25

Cefixime Impurity 20