Risperidone 2-Hydroxybenzoyl Impurity ;
3-[2-[4-(4-Fluoro-2-hydroxybenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one ;
CAS # 152542-00-2 (base) ;
C23H28FN3O3 (base) ; MW: 413.49 ;
C23H29ClFN3O3 (HCl salt) ; MW: 449.95 ;
Supplied as free base ;