
Olopatadine Methyl Ester (HCl Salt) ;
(11Z)-11-[3-(Dimethylamino)propylidene]-6,11-dihydrodibenz[b,e]oxepin-2-acetic acid methyl ester HCl ;
CAS # 113805-71-3 (base) ;
C22H25NO3 (base) ; MW: 351.44 ;
C22H26ClNO3 (HCl salt) ; MW: 387.90 ;
Supplied as HCl salt ;