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Cefixime

Cefixime Impurity 21

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Cefixime Impurity 21

CAT#:	C47112
Product Name:	Cefixime Impurity 21
Synonyms:	3-methyl-6-oxo-7-[(2-phenylacetyl)amino]-2,6,7,7a-tetrahydroazeto[2,1-b][1,3]thiazine-4-carboxylic acid
M.F:	C16H16N2O4S
M.W:	332.37
CAS#:	851-77-4
Specification:	10mg/vial

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RELATED PRODUCTS

Cefixime Impurity A
CAT #: C00571
CAS #: 1614255-90-1
M.F .: C16H17N5O8S2
M.W .: 471.46

Cefixime Impurity F
CAT #: C00572
CAS #: 79368-95-9
M.F .: C18H19N5O7S2
M.W .: 481.51

Cefixime-13C-15N2
CAT #: T60090
CAS #: NA
M.F : C16H15N5O7S2
M.W : 456.43

Cefixime-13C3-15N2
CAT #: T60091
CAS #: NA
M.F : C16H15N5O7S2
M.W : 458.41

Cefixime EP Impurity C (Cefixime 7-epimer)
CAT #: C22306
CAS #: 108691-83-4
M.F .: C16H15N5O7S2
M.W .: 453.46

Cefixime Impurity D
CAT #: C22307
CAS #: 97164-56-2
M.F .: C16H15N5O7S2
M.W .: 453.44

Cefixime Impurity E
CAT #: C22308
CAS #: 72701-01-0
M.F .: C15H15N5O7S2
M.W .: 441.44

Cefixime methyl ester
CAT #: C22309
CAS #: 88621-01-6
M.F .: C17H17N5O7S2
M.W .: 467.48

Cefixime Impurity 14
CAT #: C22310
CAS #: 79349-82-9
M.F .: C9H10N2O3S
M.W .: 226.26

Cefixime Δ3 isomer impurity
CAT #: C11774
CAS #: 79350-37-1
M.F : C16H15N5O7S2
M.W : 453.44

Cefixime Dimer Impurity B
CAT #: C06141
CAS #: N/A
M.F : C23H20N8O11S3
M.W : 680.64

Cefixime Dimer Impurity D
CAT #: C06142
CAS #: N/A
M.F : C32H28N10O13S4
M.W : 888.87

Cefixime Impurity 1
CAT #: C13558
CAS #: 80544-17-8
M.F : C8H9N3O5S
M.W : 259.24

Cefixime tert-Butyl Ester
CAT #: C13559
CAS #: 79368-92-6
M.F : C20H23N5O7S2
M.W : 509.55

Cefixime Impurity 3
CAT #: C16594
CAS #: 1335475-08-5
M.F : C16H17N5O8S2
M.W : 471.46

Cefixime Impurity B Sodium Salt
CAT #: C16611
CAS #: 1335475-19-8(free base)
M.F : C15H16N5O6S2 Na
M.W : 426.44 22.99

Cefixime Impurity 5
CAT #: C17999
CAS #: NA
M.F : C25H23N7O10S2
M.W : 645.62

Cefixime Impurity 6
CAT #: C18000
CAS #: NA
M.F : C25H24N8O11S3
M.W : 708.69

Cefixime Impurity 7
CAT #: C18001
CAS #: 2488905-73-1
M.F : C16H15N5O7S2
M.W : 453.44

Cefixime Impurity 8
CAT #: C18002
CAS #: NA
M.F : C16H17N5O8S2
M.W : 471.46

Cefixime Impurity 9
CAT #: C18003
CAS #: NA
M.F : C33H30N10O13S4
M.W : 902.9

Cefixime Impurity 10
CAT #: C18004
CAS #: NA
M.F : C16H15N5O7S2
M.W : 453.44

Cefixime Impurity 11
CAT #: C18080
CAS #: NA
M.F : C16H15N5O8S2
M.W : 469.44

Cefixime Impurity 12
CAT #: C18304
CAS #: NA
M.F : C32H28N10O13S4
M.W : 888.87

Cefixime Impurity 13
CAT #: C18305
CAS #: NA
M.F : C25H23N7O9S3
M.W : 661.68

Cefixime Impurity B (E-isomer)
CAT #: C10666
CAS #: N/A
M.F : C15H17N5O6S2
M.W : 427.45

Cefixime Impurity 15
CAT #: C42456
CAS #: N/A
M.F : C32H28N10O13S4
M.W : 888.87

Cefixime Impurity B (Mixture of Diastereomers)
CAT #: C22305
CAS #: 1335475-19-8
M.F : C15H17N5O6S2
M.W : 427.46

Cefixime Impurity 16
CAT #: C42951
CAS #: N/A
M.F : C32H28N10O13S4
M.W : 888.87

Cefixime
CAT #: C43420
CAS #: 79350-37-1
M.F : C16H15N5O7S2
M.W : 453.44

Cefixime Impurity 17
CAT #: C45463
CAS #: 246035-38-1
M.F : C15H12N4O4S3
M.W : 408.46

Cefixime Impurity 18
CAT #: C47109
CAS #: N/A
M.F : C25H24N2O5S
M.W : 464.54

Cefixime Impurity 19
CAT #: C47110
CAS #: 57200-59-6
M.F : C24H24N2O5S
M.W : 452.53

Cefixime Impurity 20
CAT #: C47111
CAS #: 1214675-03-2
M.F : C17H16N2O4S
M.W : 344.38

Cefixime Impurity 21
CAT #: C47112
CAS #: 851-77-4
M.F : C16H16N2O4S
M.W : 332.37

Cefixime Impurity 22
CAT #: C47135
CAS #: 1614255-93-4
M.F : C15H17N5O6S2
M.W : 427.45

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