FXF03H: Fexofenadine EP Impurity C (HCl)

Fexofenadine USP RC C (HCl) ;

Decarboxy Fexofenadine HCl ;

(1RS)-4-[4-(Hydroxydiphenylmethyl)piperidin-1-yl]-1-[4-(1-methylethyl)phenyl]butan-1-ol HCl ;

CAS # 185066-37-9 (base) ;

C31H39NO2 (base) ; Mol. Wt.: 457.65 ;

C31H40ClNO2 (HCl salt) ; Mol. Wt.: 494.11 ;