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Home/Compounds/API/Fexofenadine
C32H39NO4
501.7 g/mol
API

Fexofenadine

CAS83799-24-0EC801-893-7
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material

Fexofenadine is an antihistamine active pharmaceutical ingredient used in allergy symptom management. It is commonly supplied as a raw material for the manufacture of pharmaceutical formulations targeting allergic rhinitis and urticaria.

pharmaceutical raw material for antihistamine formulationscompound used in manufacturing of allergy relief products

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

StrongSame Parent

FEXOFENADINE HYDROCHLORIDE

CAS138452-21-8

pharmaceutical raw material

StrongSame Parent

Fexofenadine hydrochloride

CAS153439-40-8

pharmaceutical raw material

SimilarStructure SimilarSimilarity 0.82

4-[4-[4-(Hydroxydiphenylmethyl)-1-piperidinyl]-1-hydroxybutyl]-alpha,alpha-dimethylbenzeneacetic acid methyl ester

CAS154825-96-4

pharmaceutical intermediate

SimilarStructure SimilarSimilarity 0.81

2-[3-(1-Hydroxy-4-{4-[hydroxy(diphenyl)methyl]piperidin-1-yl}butyl)phenyl]-2-methylpropanoic acid

CAS479035-75-1

pharmaceutical raw material

ApplicationSame Use

Brompheniramine maleate

CAS980-71-2

pharmaceutical raw material

ApplicationSame Use

Dexbrompheniramine maleate

CAS2391-03-9

pharmaceutical raw material

ApplicationSame Use

Doxylamine succinate

CAS562-10-7

pharmaceutical raw material

ApplicationSame Use

Dimethindene

CAS5636-83-9

pharmaceutical raw material

Customs Tariff Classification

The international HS code for Fexofenadine (CAS 83799-24-0) is 2933.39.

HS code (international, 6-digit)

2933.39

EU CN code (8-digit)

2933 39 99

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

2-[4-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid

InChIKey

RWTNPBWLLIMQHL-UHFFFAOYSA-N

SMILES

CC(C)(C1=CC=C(C=C1)C(CCCN2CCC(CC2)C(C3=CC=CC=C3)(C4=CC=CC=C4)O)O)C(=O)O

Synonyms (31)
  • Fexofenadine (INN)
  • 83799-24-0 (free base)
  • Allegra
  • Carboxyterfenadine
  • Fexofenadina
  • Fexofendine
  • Fexofenidine hydrochloride
  • MDL-16455 free base
  • S-FEXOFENADINE
  • Telfast
  • Telfast (TN)
  • Terfenadine acid metabolite
  • Terfenadine carboxylate
  • Terfenadine-COOH
  • fexofenadine
  • fexofenadinum

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