Products by Parent Name: Terfenadine

Total Products: 11
Terfenadine - API

CAS Number: 50679-08-8
Chemical Name: Terfenadine
Molecular Formula: C32H41NO2
Molecular Weight: 471.67

Terfenadine - Impurity A

CAS Number: 43076-30-8
Chemical Name: 1-[4-(1,1-Dimethylethyl)phenyl]-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butan-1-one
Molecular Formula: C32H39NO2
Molecular Weight: 469.66

Terfenadine - Impurity B

CAS Number: NA
Chemical Name: (1RS)-1-[4-(1,1-Dimethylethyl)- phenyl]-4-[4-(diphenylmethyl)piperidin-1- yl]butan-1-ol
Molecular Formula: C32H41NO
Molecular Weight: 455.69

Terfenadine - Impurity C

CAS Number: 634901-83-0
Chemical Name: 1-[(4RS)-4-[4-(1,1-Dimethylethyl)phenyl]-4-hydroxybutyl]-4-(hydroxydiphenylmethyl)piperidine 1-Oxide
Molecular Formula: C32H41NO3
Molecular Weight: 487.68

Terfenadine - Impurity D

CAS Number: 93052-68-7
Chemical Name: (1RS)-1-[4-(1,1-Dimethylethyl)phenyl]-4-[4-(diphenylmethylene)piperidin-1-yl]butan-1-ol
Molecular Formula: C32H39NO
Molecular Weight: 453.67

Terfenadine - Impurity E (Hydrochloride)

CAS Number: NA
Chemical Name: 1-[(4RS)-4-[4-(1,1- Dimethylethyl)phenyl]-4-hydroxybutyl]piperidine-4- carboxylic Acid Hydrochloride
Molecular Formula: C20H32ClNO3
Molecular Weight: 369.93

Terfenadine - Impurity F

CAS Number: 50707-13-6
Chemical Name: 1-[4-[4-(1,1-Dimethylethyl)phenyl]but-3-enyl]-4-(diphenylmethylene)piperidine
Molecular Formula: C32H37N
Molecular Weight: 435.66

Terfenadine - Impurity G

CAS Number: 104953-06-2
Chemical Name: [1-[4-[4-(1,1-Dimethylethyl)phenyl]but-3-enyl]piperidin-4-yl]diphenylmethanol
Molecular Formula: C32H39NO
Molecular Weight: 453.67

Terfenadine - Impurity H

CAS Number: 147158-67-6
Chemical Name: [1-[4-[4-(1,1-Dimethylethyl)- phenyl]butyl]piperidin-4-yl]diphenylmethanol
Molecular Formula: C32H41NO
Molecular Weight: 455.69

Terfenadine - Impurity I

CAS Number: 115-46-8
Chemical Name: Diphenyl(piperidin-4-yl)methanol
Molecular Formula: C18H21NO
Molecular Weight: 267.37

Terfenadine - Impurity J

CAS Number: 100499-85-2
Chemical Name: Ethyl 1-[(4RS)-4-[4-(1,1-dimethylethyl)phenyl]-4-hydroxybutyl]piperidine-4-carboxylate
Molecular Formula: C22H35NO3
Molecular Weight: 361.53