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Terfenadine EP Impurity E

Product Code:

TFD/1005

CAS Number:

2514962-60-6

Molecular Formula:

C20H31NO3

Molecular Weight:

333.5
Synonyms : 1-[(4RS)-4-[4-(1,1-Dimethylethyl)phenyl]-4-hydroxybutyl]piperidine-4-carboxylic acid.

Terfenadine EP Impurity F

Product Code:

TFD/1006

CAS Number:

50707-13-6

Molecular Formula:

C32H37N

Molecular Weight:

435.66
Synonyms : 1-[4-[4-(1,1-Dimethylethyl)phenyl]but-3-enyl]-4-(diphenylmethylene)piperidine.

Terfenadine EP Impurity G

Product Code:

TFD/1007

CAS Number:

104953-06-2

Molecular Formula:

C32H39NO

Molecular Weight:

453.66
Synonyms : [1-[4-[4-(1,1-Dimethylethyl)phenyl]but-3-enyl]piperidin-4-yl]diphenylmethanol.