diclofenac and its Impurities

A nonsteroidal anti-inflammatory drug, Diclofenac sodium is used to treat inflammation and as a pain killer. It inhibits prostaglandin synthesis by inhibition of cyclooxygenase (COX).Reference standards of Diclofenac API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 25 results for diclofenac Impurities
PA STI 030360

2-[2-(2',6'-Dichloro-4'-hydroxphenylamino)phenyl-d4]-N,N-dimethylacetamide

2-[2-(2',6'-Dichloro-4'-hydroxphenylamino)phenyl-d4]-N,N-dimethylacetamide


  • Catalogue No.:PA STI 030360

  • CAS :

    1382084-40-3

  • Molecular Formula : C16H12D4Cl2N2O2

  • Molecular Weight : 343.24

PA STI 030370

1-(2,6-Dichloro-4-hydroxyphenyl)indoline-2,3-dione-d4

1-(2,6-Dichloro-4-hydroxyphenyl)indoline-2,3-dione-d4


  • Catalogue No.:PA STI 030370

  • CAS :

    NA

  • Molecular Formula : C14H3D4Cl2NO3

  • Molecular Weight : 312.14

PA STI 030430

2-(2-((2,6-Dichloro-4-methoxyphenyl)amino)phenyl-d4)-N,N-dimethylacetamide

2-(2-((2,6-Dichloro-4-methoxyphenyl)amino)phenyl-d4)-N,N-dimethylacetamide


  • Catalogue No.:PA STI 030430

  • CAS :

    1382084-37-8

  • Molecular Formula : C17H14D4Cl2N2O2

  • Molecular Weight : 357.27

PA STI 030580

2-[(2,6-Dichlorophenyl)amino]-N,N-dimethylbenzeneacetamide-d4

2-[(2,6-Dichlorophenyl)amino]-N,N-dimethylbenzeneacetamide-d4


  • Catalogue No.:PA STI 030580

  • CAS :

    1217360-64-9

  • Molecular Formula : C16H12D4Cl2N2O

  • Molecular Weight : 327.24

PA STI 030680

1-(2,6-Dichloro-4-methoxyphenyl)-1H-indole-2,3-dione-d4

1-(2,6-Dichloro-4-methoxyphenyl)-1H-indole-2,3-dione-d4


  • Catalogue No.:PA STI 030680

  • CAS :

    NA

  • Molecular Formula : C15H5D4Cl2NO3

  • Molecular Weight : 326.17

PA STI 030720

Diclofenac-13C6 Sodium Salt

Diclofenac-13C6 Sodium Salt


  • Catalogue No.:PA STI 030720

  • CAS :

    1261393-71-8

  • Molecular Formula : C813C6H10Cl2NNaO2

  • Molecular Weight : 324.09

PA STI 030721

Diclofenac-d4

Diclofenac-d4


  • Catalogue No.:PA STI 030721

  • CAS :

    153466-65-0

  • Molecular Formula : C14H7D4Cl2NO2

  • Molecular Weight : 300.17

PA STI 030722

Diclofenac-d6

Diclofenac-d6


  • Catalogue No.:PA STI 030722

  • CAS :

    NA

  • Molecular Formula : C14H5D6Cl2NO2

  • Molecular Weight : 302.19

PA STI 047580

4'-Hydroxy Diclofenac-D4 (Major)

4'-Hydroxy Diclofenac-D4 (Major)


  • Catalogue No.:PA STI 047580

  • CAS :

    254762-27-1

  • Molecular Formula : C14H7D4Cl2NO3

  • Molecular Weight : 316.17

PA STI 047590

4'-Hydroxy Diclofenac-13C6 (Contain 3% unlabeled)

4'-Hydroxy Diclofenac-13C6 (Contain 3% unlabeled)


  • Catalogue No.:PA STI 047590

  • CAS :

    1189656-64-1

  • Molecular Formula : C813C6H11Cl2NO3

  • Molecular Weight : 318.10

PA STI 053360

2-(2-Iodophenyl-d4)-N,N-dimethylacetamide

2-(2-Iodophenyl-d4)-N,N-dimethylacetamide


  • Catalogue No.:PA STI 053360

  • CAS :

    1217360-63-8

  • Molecular Formula : C10H8D4INO

  • Molecular Weight : 293.14

PA STI 053350

2-(2-Iodophenyl-d4)acetic Acid

2-(2-Iodophenyl-d4)acetic Acid


  • Catalogue No.:PA STI 053350

  • CAS :

    1217360-62-7

  • Molecular Formula : C8H3D4IO2

  • Molecular Weight : 266.07

PA USP1188800

Diclofenac Sodium (1188800)


  • Catalogue No.:PA USP1188800

  • CAS :

    15307-79-6

  • Molecular Formula :

  • Molecular Weight : NA

PA BP619RB

diclofenac sodium (619RB)


  • Catalogue No.:PA BP619RB

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1188709

Diclofenac Potassium (1188709)


  • Catalogue No.:PA USP1188709

  • CAS :

    15307-81-0

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1188811

Diclofenac Related Compound A (N-(2,6-dichlorophenyl)indolin-2-one) (1188811)


  • Catalogue No.:PA USP1188811

  • CAS :

    15362-40-0

  • Molecular Formula :

  • Molecular Weight : NA

PA BP598RB

diclofenac diethylamine (598RB)


  • Catalogue No.:PA BP598RB

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA BP828RB

diclofenac impurity A (828RB)


  • Catalogue No.:PA BP828RB

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPS0765000

Diclofenac sodium (S0765000)


  • Catalogue No.:PA EPS0765000

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPD1039990

Diclofenac potassium (D1039990)


  • Catalogue No.:PA EPD1039990

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPD1040000

Diclofenac impurity A (D1040000)


  • Catalogue No.:PA EPD1040000

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPY0001635

Diclofenac for system suitability (Y0001635)


  • Catalogue No.:PA EPY0001635

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPD1410000

Diethyl phthalate (D1410000)


  • Catalogue No.:PA EPD1410000

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA IPIPRS 38 14

Diclofenac Sodium (IPRS/38/14)


  • Catalogue No.:PA IPIPRS 38 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA STI 088323

Diclofenac-d4 Sodium Salt (phenyl-d4-acetic)

Diclofenac-d4 Sodium Salt (phenyl-d4-acetic)


  • Catalogue No.:PA STI 088323

  • CAS :

    154523-54-3

  • Molecular Formula : C14H6D4Cl2NNaO2

  • Molecular Weight : 322.15