API
IMPURITY
CHEMICAL NAME
STRUCTURE
2
Diclofenac

EP Impurity A

 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one DiclofenacEP Impurity A
Diclofenac

EP Impurity E

 1,3-dihydro-2H-indol-2-one DiclofenacEP Impurity E
Diclofenac

EP Impurity C

 [2-[(2,6-dichlorophenyl)amino]phenyl]methanol DiclofenacEP Impurity C
Diclofenac

EP Impurity B

 2-[(2,6-dichlorophenyl)amino]benzaldehyde DiclofenacEP Impurity B
DICLOFENAC DIMER IMPURITY

DICLOFENAC DIMER IMPURITY

 2,2-(4,4-bis((2,6-dichlorophenyl)amino)-[1,1-biphenyl]-3,3-diyl)diacetic acid. diclofenac dimer