Pharmaceutical Reference Standards / Impurity Standards

Azelastine Hydrochloride
Azelastine
Azelastine EP Impurity A
Azelastine N-Oxide Impurity
Azelastine EP Impurity C
N`-(1-Methylazepan-4-yl)benzohydrazide Dihydrochloride
Azelastine EP Impurity E
Azelastine EP Impurity D
1-Methylhexahydroazepin-4-one Hydrochloride
4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone
Azelastine 3-Chloro-Isomer
(R)-Azelastine hydrochloride
(S)-Azelastine Hydrochloride
4-(p-Chlorophenyl)-1H-2,3-benzoxazin-1-one
N-Desmethyl Azelastine
Azelastine 3-chloro isomer hydrochloride
Azelastine EP impurity B
N-Nitroso Desmethyl Azelastine
N`-benzoyl-N-(1-methylazepan-4-yl)nitrous hydrazide
Azelastine EP Impurity B

Isotope Labelled Compounds

Azelastine-D4 Hydrochloride