AZN04: Azelastine EP Impurity D

Azelastine USP RC D ;

4-(4-Chlorobenzyl)phthalazin-1(2H)-one ;

4-[(4-Chlorophenyl)methyl]-1(2H)-phthalazinone ;

CAS # 53242-88-9 ;

C15H11ClN2O ;
Mol. Wt.: 270.71 ;