Cefazolin Sodium-impurities | Pharmaffiliates

cefazolin sodium and its Impurities

Cefazolin Sodium is used in a variety of infections provided that susceptible organisms are involved. It is also known as cefazoline and cephazolin, is an antibiotic used for the treatment of a number of bacterial infections.. Reference standards of Cefazolin Sodium API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 32 results for cefazolin sodium Impurities
PA 03 21000

Cefazolin Sodium - API

Cefazolin Sodium


  • Catalogue No.:PA 03 21000

  • CAS :

    27164-46-1

  • Molecular Formula : C14H13N8NaO4S3

  • Molecular Weight : 476.49

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PA 03 21010

Cefazolin Sodium - Impurity A

(6R,7R)-7-Amino-3-{[(5-methyl-1,3,4-thiadiazol-2- yl)sulfanyl]methyl}-8-oxo-5-thia-1- azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 21010

  • CAS :

    30246-33-4

  • Molecular Formula : C11H12N4O3S3

  • Molecular Weight : 344.43

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PA 03 21020

Cefazolin Sodium - Impurity B

(6R,7R)-3-(((5-Methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 21020

  • CAS :

    2384108-14-7

  • Molecular Formula : C16H20N4O4S3

  • Molecular Weight : 428.55

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PA 03 21050

Cefazolin Sodium - Impurity E

5-Methyl-1,3,4-thiadiazol-2-thiol


  • Catalogue No.:PA 03 21050

  • CAS :

    29490-19-5

  • Molecular Formula : C3H4N2S2

  • Molecular Weight : 132.21

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PA 03 21080

Cefazolin Sodium - Impurity H

7-Aminocephalosporanic Acid


  • Catalogue No.:PA 03 21080

  • CAS :

    957-68-6

  • Molecular Formula : C10H12N2O5S

  • Molecular Weight : 272.28

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PA 03 21090

Cefazolin Sodium - Impurity I

Cefazoloic Acid


  • Catalogue No.:PA 03 21090

  • CAS :

    1675244-99-1

  • Molecular Formula : C14H16N8O5S3

  • Molecular Weight : 472.53

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PA 03 21110

Cefazolin Sodium - Impurity K

Cefazolinamide


  • Catalogue No.:PA 03 21110

  • CAS :

    1322626-65-2

  • Molecular Formula : C14H15N9O3S3

  • Molecular Weight : 453.52

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PA 03 21510

Tetrazolylacetic Acid

Tetrazolylacetic Acid


  • Catalogue No.:PA 03 21510

  • CAS :

    21732-17-2

  • Molecular Formula : C3H4N4O2

  • Molecular Weight : 128.09

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PA 03 21520

Tetrazolylacetamide Acetal

Tetrazolylacetamide Acetal


  • Catalogue No.:PA 03 21520

  • CAS :

    1675245-47-2

  • Molecular Formula : C5H9N5O3

  • Molecular Weight : 187.16

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PA 03 21030

Cefazolin Sodium - Impurity C

(6R,7R)-7-(2-(1H-Tetrazol-1-yl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 21030

  • CAS :

    56842-77-4

  • Molecular Formula : C11H12N6O4S

  • Molecular Weight : 324.32

PA 03 21040

Cefazolin Sodium - Impurity D

Cefazolin Acetoxy Analog


  • Catalogue No.:PA 03 21040

  • CAS :

    32510-61-5

  • Molecular Formula : C13H14N6O6S

  • Molecular Weight : 382.35

PA 03 21070

Cefazolin Sodium - Impurity G

(5aR,6R)-6-[(1H-Tetrazol-1-ylacetyl)amino]-5a,6-dihydro-3H,7H-azeto[2,1-b]furo [3,4-d][1,3]thiazine-1,7(4H)-dione


  • Catalogue No.:PA 03 21070

  • CAS :

    1172998-53-6

  • Molecular Formula : C11H10N6O4S

  • Molecular Weight : 322.30

PA 03 21100

Cefazolin Sodium - Impurity J

Hydrolysed Cefazoloic Acid


  • Catalogue No.:PA 03 21100

  • CAS :

    1675245-00-7

  • Molecular Formula : C11H14N6O6S

  • Molecular Weight : 358.33

PA 03 21120

Cefazolin Sodium - Impurity L

(6R,7S)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)sulphanyl]methyl]-8-oxo-7-[(1H-tetrazol-1-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 21120

  • CAS :

    NA

  • Molecular Formula : C14H14N8O4S3

  • Molecular Weight : 454.51

PA 03 21530

(R)-2-(2-(1H-Tetrazol-1-yl)acetamido)-2-((R)-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic Acid

(R)-2-(2-(1H-Tetrazol-1-yl)acetamido)-2-((R)-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic Acid


  • Catalogue No.:PA 03 21530

  • CAS :

    NA

  • Molecular Formula : C11H12N6O5S

  • Molecular Weight : 340.32

PA 03 21540

(6R,7R)-7-Amino-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-Amino-3-[[[1-[2-(dimethylamino)ethyl]-1H-tetrazol-5-yl]thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 21540

  • CAS :

    61607-66-7

  • Molecular Formula : C13H19N7O3S2

  • Molecular Weight : 385.47

PA 03 21550

Des[(5-methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-methanol

Des[(5-methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-methanol


  • Catalogue No.:PA 03 21550

  • CAS :

    478494-71-2

  • Molecular Formula : C11H12N6O5S

  • Molecular Weight : 340.32

PA 03 21560

Dimeric 7-ACA

Dimeric 7-ACA


  • Catalogue No.:PA 03 21560

  • CAS :

    2416213-67-5

  • Molecular Formula : C18H20N4O8S2

  • Molecular Weight : 484.5

PA 03 21570

(6R,7S)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(2,2-dimethylpropanoyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Sodium Salt

(6R,7S)-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-7-[(2,2-dimethylpropanoyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Sodium Salt


  • Catalogue No.:PA 03 21570

  • CAS :

    NA

  • Molecular Formula : C16H19N4NaO4S3

  • Molecular Weight : 450.53

PA 03 21580

N-(2-Mercaptoethyl)-2-(1H-tetrazol-1-yl)acetamide

N-(2-Mercaptoethyl)-2-(1H-tetrazol-1-yl)acetamide


  • Catalogue No.:PA 03 21580

  • CAS :

    NA

  • Molecular Formula : C5H9N5OS

  • Molecular Weight : 187.22

PA USP1097603

Cefazolin (1097603)

Cefazolin (1097603)


  • Catalogue No.:PA USP1097603

  • CAS :

    25953-19-9

  • Molecular Formula : NA

  • Molecular Weight : NA

PA BP819RB

cefazolin sodium (819RB)

cefazolin sodium (819RB)


  • Catalogue No.:PA BP819RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPC0682800

Cefazolin (C0682800)

Cefazolin (C0682800)


  • Catalogue No.:PA EPC0682800

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA IPIPRS 19 13

Cefazolin Sodium (IPRS/19/13)-from IPC


  • Catalogue No.:PA IPIPRS 19 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 03 21650

7-Amino-3 chloromethyl-3-cephem-4-carboxylic Acid p-Methoxybenzyl Ester Hydrochloride

7-Amino-3 chloromethyl-3-cephem-4-carboxylic Acid p-Methoxybenzyl Ester Hydrochloride


  • Catalogue No.:PA 03 21650

  • CAS :

    113479-65-5

  • Molecular Formula : C16H18Cl2N2O4S

  • Molecular Weight : 405.3

PA 03 21590

N-(2-Oxoethyl)-1H-tetrazole-1-acetamide

N-(2-Oxoethyl)-1H-tetrazole-1-acetamide


  • Catalogue No.:PA 03 21590

  • CAS :

    1797135-60-4

  • Molecular Formula : C5H7N5O2

  • Molecular Weight : 169.14

PA 03 21600

Cefazolin Δ-4

Cefazolin Δ-4


  • Catalogue No.:PA 03 21600

  • CAS :

    NA

  • Molecular Formula : C14H16N8O5S3

  • Molecular Weight : 472.51

PA 03 21610

Cefazolin Delta-2-Isomer

Cefazolin Delta-2-Isomer


  • Catalogue No.:PA 03 21610

  • CAS :

    55390-53-9

  • Molecular Formula : C14H14N8O4S3

  • Molecular Weight : 454.5

PA 03 21620

(R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid

(R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid


  • Catalogue No.:PA 03 21620

  • CAS :

    NA

  • Molecular Formula : C14H16N8O5S3

  • Molecular Weight : 472.51

PA 03 21630

(2R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(hydroxymethyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid

(2R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(hydroxymethyl)-5,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid


  • Catalogue No.:PA 03 21630

  • CAS :

    1329833-70-6

  • Molecular Formula : C11H14N6O6S

  • Molecular Weight : 358.33

PA 03 21640

(S)-2-((S)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid

(S)-2-((S)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic Acid


  • Catalogue No.:PA 03 21640

  • CAS :

    NA

  • Molecular Formula : C14H16N8O5S3

  • Molecular Weight : 472.51

PA 03 0211000

(2R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic Acid

(2R)-2-((R)-(2-(1H-Tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-3,4-dihydro-2H-1,3-thiazine-4-carboxylic Acid


  • Catalogue No.:PA 03 0211000

  • CAS :

    2247245-33-4

  • Molecular Formula : C14H16N8O5S3

  • Molecular Weight : 472.51