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SHEET /m/chlorphenamine · PubChem CID 2725 · CAS 132-22-9 · REV 2026.07

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Chlorphenamine

from source

C16H19ClN2 · 274.79 g/mol

chlorophenylpyridamine · Clorfeniramina · Chlorpheniraminum · Clorfenamina

Also sold as Chlor-Trimeton from source

What is Chlorphenamine?

A sedating antihistamine, better known in the US as chlorpheniramine, found in combination cold and allergy tablets. from source

CategoryOTC medicine
Chemical familyAromaticsHalogenated
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Fig. 1 · 2D structure RDKit

SMILESCN(C)CCC(C1=CC=C(C=C1)Cl)C2=CC=CC=N2

Where you'll find it

Sold over the counter, without a prescription. Sold as Chlor-Trimeton. See the rest of the otc medicine group.

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Where Chlorphenamine leads

Sources & methodology

PubChem CID
2725
Wikidata
Q420133
Structure
PubChem → RDKit
Similar molecules
MoleculeFinder fingerprint similarity
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