AZN02H: Azelastine EP Impurity B

AZN02H: Azelastine EP Impurity B

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Azelastine USP RC B ;

N’-(1-Methylazepan-4-yl)benzohydrazine HCl ;

Benzoic acid 2-(hexahydro-1-methyl-1H-azepin-4-yl)hydrazide HCl ; 

CAS # 117078-69-0 (HCl) ; 110406-94-5 (Base) ; 

C14H21N3O (base) ; Mol. Wt.: 247.34 ;

C14H22ClN3O (HCl) ; Mol. Wt.: 283.80 ;