Cefoxitin Impurity 1

CAS NO.:

Formula: C14H12N2O5S2

Weight: 352.38

Cefoxitin Impurity 2

CAS NO.:

Formula: C15H17N3O5S2

Weight: 383.44

Cefepime EP Impurity A

CAS NO.:

Formula: C19H24N6O5S2

Weight: 480.56

Cefepime EP Impurity B

CAS NO.:

Formula: C25H29N9O7S3

Weight: 663.74

Cefepime EP Impurity C

CAS NO.: 104301-63-5

Formula: C8H10N4O3S

Weight: 242.25

Cefepime EP Impurity D

CAS NO.:

Formula: C6H7N3O3S

Weight: 201.20

Cefepime EP Impurity E

CAS NO.:

Formula: C13H19N3O3S

Weight: 297.37

Cefepime EP Impurity F

CAS NO.:

Formula: C32H42N9O7S3

Weight: 760.92

Cefepime Impurity 7S

CAS NO.:

Formula: C19H24N6O5S2

Weight: 480.56

Cefepime Dimer

CAS NO.:

Formula: C38H47N12O9S4

Weight: 944.11

Cefepime Dimer Impurity C

CAS NO.:

Formula: C33H37N11O10S4

Weight: 875.97

Cefepime Dimer Impurity G

CAS NO.:

Formula: C34H39N11O10S4

Weight: 889.99

Cefepime Dimers G Decarboxylation Impuritie

CAS NO.:

Formula: C32H37N11O8S4

Weight: 831.96

Cefepime Double Bond Isomerization

CAS NO.:

Formula: C19H24N6O5S2

Weight: 480.56

CefepiMe interMediate (7-PIME)

CAS NO.: 103121-85-3

Formula: C13H20N3O3S.Cl

Weight: 298.38 35.45

Cefadroxil Impurity D

CAS NO.:

Formula: C16H17N3O5S

Weight: 363.39