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Cefuroxime

Cefuroxime Impurity 42 Sodium Salt

Cefuroxime Impurity 42 Sodium Salt

CAT#:	C18238
Product Name:	Cefuroxime Impurity 42 Sodium Salt
Synonyms:	sodium (6R,7R)-3-((carbamoyloxy)methyl)-7-(6-methylheptanamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
M.F:	C17H24N3O6S Na
M.W:	398.45 22.99
CAS#:	NA
Specification:	10mg/vial

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Cefuroxime Sodium Salt
CAT #: C22516
CAS #: 56238-63-2
M.F .: C16H15N4O8S. Na
M.W .: 423.38 22.99

Cefuroxime Axetil delta-3 Isomer (Impurity A)
CAT #: C22517
CAS #: N/A
M.F .: C20H22N4O10S
M.W .: 510.48

Cefuroxime Axetil EP Impurity B（Enantiomer mixture ）
CAT #: C22518
CAS #: 64599-29-7
M.F .: C20H22N4O10S
M.W .: 510.48

Cefuroxime Impurity D
CAT #: C22519
CAS #: 76598-06-6
M.F .: C18H15Cl3N4O9S
M.W .: 569.76

Cefuroxime Impurity D
CAT #: C22520
CAS #: N/A
M.F .: C16H16N4O8S
M.W .: 424.39

Cefuroxime Axetil Impurity E
CAT #: C22521
CAS #: 947723-87-7
M.F .: C15H13N3O6S
M.W .: 363.35

Cefuroxime EP Impurity A
CAT #: C22522
CAS #: 56271-94-4
M.F .: C15H15N3O7S
M.W .: 381.37

Cefuroxime Sodium Impurity B
CAT #: C22523
CAS #: 39685-31-9
M.F .: C17H17N3O8S
M.W .: 423.40

Cefuroxime Impurity C
CAT #: C22524
CAS #: 69822-88-4
M.F .: C15H15N3O6S
M.W .: 365.37

Cephalosporin lactone impurity
CAT #: C22526
CAS #: N/A
M.F .: C8H8N2O3S
M.W .: 212.23

Di-alfa-Cefuroxime Ethyl Ether Diastereoisomer-1
CAT #: C22527
CAS #: N/A
M.F .: C34H34N8O16S2
M.W .: 874.82

Cefuroxime Sodium EP Impurity I (Methoxyiminofurylacetic Acid)
CAT #: C22528
CAS #: 39684-61-2
M.F .: C7H7NO4
M.W .: 169.14

Cefuroxime Sodium EP Impurity I Ammonium Salt
CAT #: C22529
CAS #: 97148-39-5
M.F .: C7H6NO4 NH4
M.W .: 168.13 18.04

Cefuroxime Impurity E
CAT #: C22530
CAS #: 97232-97-8
M.F .: C16H16N4O8S
M.W .: 424.39

Cefuroxime Impurity 1
CAT #: C22531
CAS #: N/A
M.F .: C15H15N3O6S
M.W .: 365.37

Cefuroxime Impurity 2
CAT #: C22532
CAS #: N/A
M.F .: C15H15N3O6S
M.W .: 365.37

Cefuroxime EP Impurity G
CAT #: C22533
CAS #: 97232-98-9
M.F .: C17H17N3O8S
M.W .: 423.40

Cefuroxime Impurity 4
CAT #: C22534
CAS #: 97170-19-9
M.F .: C15H15N3O7S
M.W .: 381.37

Cefuroxime Impurity 5
CAT #: C22535
CAS #: 1202925-10-7
M.F .: C36H38N8O17S2
M.W .: 918.88

Cefuroxime Sodium Related Impurity I
CAT #: C06204
CAS #: 65866-86-8
M.F : C7H7NO4
M.W : 169.14

Cefuroxime Impurity 7
CAT #: C12303
CAS #: 1476-46-6
M.F : C14H19N3O7S
M.W : 373.38

Cefuroxime Sodium Related Impurity I Ammonium Salt
CAT #: C12304
CAS #: 97148-40-8
M.F : C7H6NO4 H4N
M.W : 168.13 18.04

Cefuroxime Impurity 8
CAT #: C12305
CAS #: 1467-70-5
M.F : C6H4O4
M.W : 140.09

（6R,7S）-Cefuroxime Isomer
CAT #: C11405
CAS #: N/A
M.F : C16H16N4O8S
M.W : 424.38

Cefuroxime Impurity 9
CAT #: C13772
CAS #: 229499-08-5
M.F : C16H16N4O8S
M.W : 424.38

Cefuroxime Impurity 10
CAT #: C13773
CAS #: 929531-94-2
M.F : C16H16N4O9S
M.W : 440.38

Cefuroxime Impurity 11
CAT #: C13774
CAS #: 929531-97-5
M.F : C16H16N4O10S
M.W : 456.38

Cefuroxime EP Impurity E Sodium Salt
CAT #: C16115
CAS #: 97232-49-0
M.F : C16H15N4O8S Na
M.W : 423.38 22.99

Cefuroxime EP Impurity G Sodium Salt
CAT #: C16116
CAS #: 97170-20-2
M.F : C17H16N3O8S Na
M.W : 422.39 22.99

Cefuroxime Impurity 12
CAT #: C16335
CAS #: NA
M.F : C25H24N7NaO12S2
M.W : 701.61

Cefuroxime Impurity 4 Sodium Salt
CAT #: C16713
CAS #: 97170-19-9(free base)
M.F : C15H14N3O7S Na
M.W : 380.35 22.99

Cefuroxime Impurity 13
CAT #: C16929
CAS #: NA
M.F : C15H18N4O7S
M.W : 398.39

Cefuroxime Impurity 14
CAT #: C18209
CAS #: NA
M.F : C8H10N2O4S
M.W : 230.24

Cefuroxime Impurity 15
CAT #: C18210
CAS #: 2165460-37-5
M.F : C8H10N2O4S
M.W : 230.24

Cefuroxime Impurity 16
CAT #: C18211
CAS #: 2166235-29-4
M.F : C8H10N2O4S
M.W : 230.24

Cefuroxime Impurity 17 Sodium Salt
CAT #: C18212
CAS #: 909885-59-2(free base)
M.F : C16H20N3O8S Na
M.W : 414.41 22.99

Cefuroxime Impurity 18
CAT #: C18213
CAS #: NA
M.F : C8H10N2O4S
M.W : 230.24

Cefuroxime Impurity 19
CAT #: C18214
CAS #: NA
M.F : C8H10N2O5S
M.W : 246.24

Cefuroxime Impurity 20
CAT #: C18215
CAS #: NA
M.F : C8H10N2O6S
M.W : 262.24

Cefuroxime Impurity 21
CAT #: C18216
CAS #: NA
M.F : C16H18N4O7S2
M.W : 442.46

Cefuroxime Impurity 22
CAT #: C18217
CAS #: NA
M.F : C24H26N6O10S3
M.W : 654.68

Cefuroxime Impurity 23
CAT #: C18218
CAS #: NA
M.F : C16H20N4O8S2
M.W : 460.48

Cefuroxime Impurity 24
CAT #: C18219
CAS #: NA
M.F : C8H12N2O5S
M.W : 248.25

Cefuroxime Impurity 25
CAT #: C18220
CAS #: 2166258-78-0
M.F : C8H10N2O4S
M.W : 230.24

Cefuroxime Impurity 26
CAT #: C18221
CAS #: NA
M.F : （C16H18N4O7S2）n
M.W : （442.46）n

Cefuroxime Impurity 27
CAT #: C18222
CAS #: 283151-46-2
M.F : C7H9NO2
M.W : 139.15

Cefuroxime Impurity 28
CAT #: C18223
CAS #: NA
M.F : C15H15N3O7S
M.W : 381.36

Cefuroxime Impurity 29
CAT #: C18224
CAS #: NA
M.F : C15H15N3O7S
M.W : 381.36

Cefuroxime Impurity 30
CAT #: C18225
CAS #: NA
M.F : C15H15N3O7S
M.W : 381.36

Cefuroxime Impurity 31
CAT #: C18226
CAS #: NA
M.F : C15H15N3O6S
M.W : 365.36

Cefuroxime Impurity 32
CAT #: C18227
CAS #: NA
M.F : C15H15N3O7S
M.W : 381.36

Cefuroxime Impurity 33
CAT #: C18228
CAS #: 213912-36-8
M.F : C15H17N3O8S
M.W : 399.37

Cefuroxime Impurity 34
CAT #: C18229
CAS #: NA
M.F : C30H30N6O14S2
M.W : 762.72

Cefuroxime Impurity 35
CAT #: C18230
CAS #: NA
M.F : C17H17N5O9S
M.W : 467.41

Cefuroxime Impurity 36
CAT #: C18231
CAS #: 1264302-78-4
M.F : C16H15ClN4O10S2
M.W : 522.88

Cefuroxime Impurity 37
CAT #: C18232
CAS #: NA
M.F : C32H30N8O18S3
M.W : 910.81

Cefuroxime Impurity 38
CAT #: C18233
CAS #: NA
M.F : C16H14N4O10S2
M.W : 486.43

Cefuroxime Impurity 39
CAT #: C18234
CAS #: NA
M.F : C16H16N4O8S
M.W : 424.38

Cefuroxime Impurity 40 Sodium Salt
CAT #: C18235
CAS #: 929531-94-2(free base)
M.F : C16H15N4O9S Na
M.W : 439.38 22.99

Cefuroxime Impurity 41
CAT #: C18236
CAS #: NA
M.F : C16H16N4O8S
M.W : 424.38

Cefuroxime Impurity 9 Sodium Salt
CAT #: C18237
CAS #: 229499-08-5(free base)
M.F : C16H15N4O8S Na
M.W : 423.38 22.99

Cefuroxime Impurity 42 Sodium Salt
CAT #: C18238
CAS #: NA
M.F : C17H24N3O6S Na
M.W : 398.45 22.99

Cefuroxime Impurity 43 Disodium Salt
CAT #: C18239
CAS #: 2580942-16-9(free base)
M.F : C16H16N4O9S 2×Na
M.W : 440.38 2×22.99

Cefuroxime Impurity 34 Sodium Salt
CAT #: C18240
CAS #: NA
M.F : C31H29N7O15S2 2×Na
M.W : 803.73 2×22.99

Cefuroxime Impurity 44
CAT #: C18241
CAS #: NA
M.F : C18H20N4O11S2
M.W : 532.5

Cefuroxime Impurity 7 Sodium Salt
CAT #: C18395
CAS #: 14488-15-4
M.F : C14H18N3O7S Na
M.W : 372.37 22.99

Cefuroxime Impurity 30（Z/Emixture）
CAT #: C18570
CAS #: NA
M.F : C7H9NO2
M.W : 139.15

Cefuroxime Impurity 47
CAT #: C23941
CAS #: NA
M.F : C15H18N4O7S
M.W : 398.39

Cefuroxime Axetil Impurity 1
CAT #: C04655
CAS #: NA
M.F : C15H13N3O6S
M.W : 363.34

Cefuroxime Impurity 49 (Mixture of Diastereomers)
CAT #: C40516
CAS #: NA
M.F : C20H22N4O11S
M.W : 526.47