Impurity Standards

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Diclofenac EP Impurity A

Product Code:
DH /DCF/1001
Molecular Formula:
C14H9Cl2NO
CAS Number:
15362-40-0
Molecular Weight:
278.13
Synonyms: 1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one


Diclofenac EP Impurity B

Product Code:
DH /DCF/1002
Molecular Formula:
C13H9Cl2NO
CAS Number:
22121-58-0
Molecular Weight:
266.12
Synonyms: 2-[(2,6-Dichlorophenyl)amino]benzaldehyde


Diclofenac EP Impurity C

Product Code:
DH /DCF/1003
Molecular Formula:
C13H11Cl2NO
CAS Number:
27204-57-5
Molecular Weight:
268.14
Synonyms: [2-[(2,6-Dichlorophenyl)amino]phenyl]methanol


Diclofenac EP Impurity D

Product Code:
DH /DCF/1004
Molecular Formula:
C14H11ClNO2Br
CAS Number:
127792-45-4
Molecular Weight:
340.6
Synonyms: 2-[2-[(2-Bromo-6-chlorophenyl) amino]phenyl] acetic acid


Diclofenac EP Impurity E

Product Code:
DH /DCF/1005
Molecular Formula:
C8H7NO
CAS Number:
59-48-3
Molecular Weight:
133.15
Synonyms: 1,3-Dihydro-2H-indol-2-one


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