Dexchlorpheniramine

Dexchlorpheniramine Maleate Dexchlorpheniramine Maleate :

(S)-Chlorpheniramine Maleate ; (3S)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine (Z)-butenedioate ; CAS : 2438-32-6 ; C20H23ClN2O4 ; MW: 390.86 ;
Dexchlorpheniramine EP Impurity A Dexchlorpheniramine Impurity A:

Pheniramine Maleate ; (3RS)-N,N-Dimethyl-3-phenyl-3-(pyridin-2-yl)propan-1-amine maleate ; CAS : 132-20-7 (maleate salt) ; 86-21-5 (base) ;  C16H20N2 (base) ; MW: 240.34 ; C20H24N2O4 (maleate salt) ; MW: 356.42 ;
Dexchlorpheniramine EP Impurity B Dexchlorpheniramine Impurity B:

Dexchlorpheniramine Maleate (R)-Enantiomer ; (R)-Chlorpheniramine Maleate ; (3R)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine (Z)-butenedioate ; CAS : 2188-09-3 (base) ; 23095-76-3 (maleate salt) ;  C20H23ClN2O4 ; MW: 390.86 ;