Product Information

Product NameChlorpheniramine maleate
IUPAC Name(3RS)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine hydrogen (Z)-butenedioate
CAS No.113-92-8
AppearanceWhite or almost white, crystalline powder.
Molecular formulaC20H23ClN2O4
Molecular Weight390.9
Melting Range130 – 135°C
SolubilityFreely soluble in water, soluble in ethanol (96 per cent).
Therap. cat.Histamine H1 receptor antagonist; antihistamine.
Chlorphenamine is a first-generation antihistamine used in the prevention of the symptoms of allergic conditions such as rhinitis and urticaria.