CAS Number: 29490-19-5

Alternate CAS#:

Chemical Name: Cefazolin EP Impurity E

Molecular Formula: C3H4N2S2

Molecular Weight: 132.21

CAS Number: 27164-45-0

Alternate CAS#:

Chemical Name: Cefazolin EP Impurity D Sodium Salt

Molecular Formula: C13H13N6O6S. Na

Molecular Weight: 381.35 22.99

CAS Number: 56842-77-4

Alternate CAS#:

Chemical Name: Cefazolin EP Impurity C

Molecular Formula: C11H12N6O4S

Molecular Weight: 324.32

CAS Number: 30246-33-4

Alternate CAS#:

Chemical Name: Cefazolin EP Impurity A

Molecular Formula: C11H12N4O3S3

Molecular Weight: 344.44

CAS Number: N/A

Alternate CAS#:

Chemical Name: Cefazolin-d2-15N

Molecular Formula: C14H12N8O4S3D2

Molecular Weight: 457.52

CAS Number: N/A

Alternate CAS#:

Chemical Name: Cefazolin 3-Hydroxymethyl Impurity

Molecular Formula: C11H12N6O5S

Molecular Weight: 340.32

CAS Number: 25953-19-9 (non-labelled)

Alternate CAS#:

Chemical Name: Cefazolin-13C2-15N

Molecular Formula: 13C215N C12H14N7O4S3

Molecular Weight: 457.48

CAS Number: N/A

Alternate CAS#:

Chemical Name: Cefazolin EP Impurity I

Molecular Formula: C14H16N8O5S3

Molecular Weight: 472.52

CAS Number: 56158-48

Alternate CAS#:

Chemical Name: Cefazolin Impurity 33

Molecular Formula: C4H9NOS2

Molecular Weight: 151.24

CAS Number: 1342821-58-2

Alternate CAS#:

Chemical Name: Cefazolin Impurity 32

Molecular Formula: C3H5N2OS2. NH4

Molecular Weight: 149.21 18.04

CAS Number: 1849362-11-3

Alternate CAS#:

Chemical Name: Cefazolin Impurity 31

Molecular Formula: C5H9N5O

Molecular Weight: 155.16

CAS Number: N/A

Alternate CAS#:

Chemical Name: Cefazolin Impurity 30

Molecular Formula: C8H12N2OS2

Molecular Weight: 216.32