Cefoxitin-impurities | Pharmaffiliates

cefoxitin and its Impurities

Cefoxitin is a second-generation cephamycin antibiotic. It is an antibiotic used to treat a wide variety of bacterial infections.. Reference standards of Cefoxitin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 23 results for cefoxitin Impurities
PA 03 28510

Cefoxitin Sodium - API Standard

Cefoxitin Sodium


  • Catalogue No.:PA 03 28510

  • CAS :

    33564-30-6

  • Molecular Formula : C16H16N3NaO7S2

  • Molecular Weight : 449.43

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PA 03 28000

Cefoxitin - API Standards

Cefoxitin


  • Catalogue No.:PA 03 28000

  • CAS :

    35607-66-0

  • Molecular Formula : C16H17N3O7S2

  • Molecular Weight : 427.45

PA 03 28010

Cefoxitin - Impurity A

Decarbamoyl Cefoxitin


  • Catalogue No.:PA 03 28010

  • CAS :

    54333-94-7

  • Molecular Formula : C15H16N2O6S2

  • Molecular Weight : 384.43

PA 03 28020

Cefoxitin - Impurity B

Δ3-Cefoxitin


  • Catalogue No.:PA 03 28020

  • CAS :

    NA

  • Molecular Formula : C16H17N3O7S2

  • Molecular Weight : 427.45

PA 03 28050

Cefoxitin - Impurity E

(R)-Methoxy Cefoxitin


  • Catalogue No.:PA 03 28050

  • CAS :

    2395025-32-6

  • Molecular Formula : C17H19N3O8S2

  • Molecular Weight : 457.48

PA STI 018420

Cefoxitin-d3 Sodium Salt

Cefoxitin-d3 Sodium Salt


  • Catalogue No.:PA STI 018420

  • CAS :

    1316289-46-9

  • Molecular Formula : C16H13D3N3NaO7S2

  • Molecular Weight : 452.45

PA USP1098107

Cefoxitin (1098107)

Cefoxitin (1098107)


  • Catalogue No.:PA USP1098107

  • CAS :

    35607-66-0

  • Molecular Formula : NA

  • Molecular Weight : NA

PA BP820RB

cefoxitin sodium (820RB)

cefoxitin sodium (820RB)


  • Catalogue No.:PA BP820RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPC0688000

Cefoxitin sodium (C0688000)

Cefoxitin sodium (C0688000)


  • Catalogue No.:PA EPC0688000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001496

Cefoxitin for peak identification (Y0001496)

Cefoxitin for peak identification (Y0001496)


  • Catalogue No.:PA EPY0001496

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA 03 28040

Cefoxitin - Impurity D

Cefoxitin Lactone


  • Catalogue No.:PA 03 28040

  • CAS :

    1422023-33-3

  • Molecular Formula : C15H14N2O5S2

  • Molecular Weight : 366.41

PA 03 28060

Cefoxitin - Impurity F

(S)-methoxy Cefoxitin


  • Catalogue No.:PA 03 28060

  • CAS :

    2395025-37-1

  • Molecular Formula : C17H19N3O8S2

  • Molecular Weight : 457.47

PA 03 28070

Cefoxitin - Impurity G

Cefoxitin Dimer


  • Catalogue No.:PA 03 28070

  • CAS :

    NA

  • Molecular Formula : C31H31N5O13S4

  • Molecular Weight : 809.85

PA 03 0281000

(6R,7R)-7-Amino-3-((carbamoyloxy)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid

(6R,7R)-7-Amino-3-((carbamoyloxy)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid


  • Catalogue No.:PA 03 0281000

  • CAS :

    37051-07-3

  • Molecular Formula : C9H11N3O5S

  • Molecular Weight : 273.26

PA 03 0281002

(S)-2-Methoxy-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-2-(2-(thiophen-2-yl)acetamido)acetic acid;

(S)-2-Methoxy-2-((R)-7-oxo-1,2,5,7-tetrahydro-4H-furo[3,4-d][1,3]thiazin-2-yl)-2-(2-(thiophen-2-yl)acetamido)acetic acid;


  • Catalogue No.:PA 03 0281002

  • CAS :

    NA

  • Molecular Formula : C15H16N2O6S2

  • Molecular Weight : 384.42

PA 03 0281003

(7S)-3-(Acetoxymethyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

(7S)-3-(Acetoxymethyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid


  • Catalogue No.:PA 03 0281003

  • CAS :

    1217521-43-1

  • Molecular Formula : C17H18N2O7S2

  • Molecular Weight : 426.46

PA 03 0280090

Cefoxitin - Impurity I

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


  • Catalogue No.:PA 03 0280090

  • CAS :

    NA

  • Molecular Formula : C16H17N3O7S2

  • Molecular Weight : 427.45

PA 03 0280100

Cefoxitin - Impurity J

Cefoxitin Lactone


  • Catalogue No.:PA 03 0280100

  • CAS :

    1422023-33-3

  • Molecular Formula : C15H14N2O5S2

  • Molecular Weight : 366.41

PA 03 0281004

3-Thienyl Cefoxitin

3-Thienyl Cefoxitin


  • Catalogue No.:PA 03 0281004

  • CAS :

    NA

  • Molecular Formula : C16H17N3O7S2

  • Molecular Weight : 427.45

PA 03 0281005

Methoxycefoxitin R-Isomer

Methoxycefoxitin R-Isomer


  • Catalogue No.:PA 03 0281005

  • CAS :

    NA

  • Molecular Formula : C17H19N3O8S2

  • Molecular Weight : 457.47

PA 03 0281006

Methoxycefoxitin S-Isomer

Methoxycefoxitin S-Isomer


  • Catalogue No.:PA 03 0281006

  • CAS :

    NA

  • Molecular Formula : C17H19N3O8S2

  • Molecular Weight : 457.47

PA 03 0281007

Cefoxitin 3-ene

Cefoxitin 3-ene


  • Catalogue No.:PA 03 0281007

  • CAS :

    NA

  • Molecular Formula : C16H17N3O7S2

  • Molecular Weight : 427.45

PA 03 0281008

(7S)-3-(Acetoxymethyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Cyclohexanamine

(7S)-3-(Acetoxymethyl)-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Cyclohexanamine


  • Catalogue No.:PA 03 0281008

  • CAS :

    1217521-44-2

  • Molecular Formula : C23H31N3O7S2

  • Molecular Weight : 525.64