Chlorpheniramine maleate
[CAS# 113-92-8]

Identification

• Classification: API >> Antiallergic >> Antihistamine
• Name: Chlorpheniramine maleate
• Synonyms: Chlorphenamine hydrogen maleate; 1-p-Chlorophenyl-1-(2-pyridyl)-3-dimethylaminopropane maleate; 1-(N,N-Dimethylamino)-3-(p-chlorophenyl)-3-(alpha-pyridyl)propane maleate
• Molecular Formula: C₁₆H₁₉ClN₂^.C₄H₄O₄;C₂₀H₂₃ClN₂O₄
• Molecular Weight: 390.86
• CAS Registry Number: 113-92-8
• EC Number: 204-037-5

Properties

• Melting point: 130-135 ºC
• Water solubility: 1-5 g/100 mL at 21 ºC

Safety Data

• Hazard Symbols: T
• Risk Codes: R25
• Safety Description: S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	3	H301
Acute toxicity	Acute Tox.	3	H311
Specific target organ toxicity - single exposure	STOT SE	3	H336
Serious eye damage	Eye Dam.	1	H318
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	4	H302
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Reproductive toxicity	Repr.	2	H361
Acute toxicity	Acute Tox.	3	H331
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	2	H330
Reproductive toxicity	Repr.	2	H361d
Reproductive toxicity	Lact.	-	H362
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Skin sensitization	Skin Sens.	1	H317

• Transport Information: UN 2811