4-(4-CHLOROBENZYL)-2-(2-(1-METHYLPYRROLIDIN-2-YL)ETHYL)PHTHALAZIN-1(2H)-ONE Chemical Properties

Melting point:

>135°C (dec.)

storage temp. 

Hygroscopic, -20°C Freezer, Under inert atmosphere

solubility 

Chloroform (Slightly, Sonicated), Methanol (Slightly)

form 

Solid

color 

Off-White to Pale Yellow

4-(4-CHLOROBENZYL)-2-(2-(1-METHYLPYRROLIDIN-2-YL)ETHYL)PHTHALAZIN-1(2H)-ONE Usage And Synthesis

Uses

4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone is an impurity of Azelastine (A808250), an orally active H1-hystamine receptor antagonist and antihistaminic agent.

4-(4-CHLOROBENZYL)-2-(2-(1-METHYLPYRROLIDIN-2-YL)ETHYL)PHTHALAZIN-1(2H)-ONE(117078-70-3)Related Product Information

• desmethylazelastine
• azelastine hydrochloride
• (R)-Azelastine N-Oxide (Mixture of DiastereoMers)
• Benzoyl hydrazine
• Azelastine EP Impurity E
• N'-(1-Methylazepan-4-yl)benzohydrazine
• Azelastine Hydrochloride IMpurity D
• azelastine hydrochloride
• Azelastine-d4 HCl
• 4-(4-Chloro-benzyl)-2H-phthalazin-1-one
• 2-(2-HYDRAZINO-ETHYL)-1-METHYLPYRROLIDINE
• Azelastine N-Oxide
• 2-((4-Chlorophenyl)acetyl)benzoic acid
• Azelastine-13C,d3
• 4-(4-CHLOROBENZYL)-2-(2-(1-METHYLPYRROLIDIN-2-YL)ETHYL)PHTHALAZIN-1(2H)-ONE
• N-DesMethyl Azelastine-d4
• 4-[(3-Chlorophenyl)Methyl]-2-(hexahydro-1-Methyl-1H-azepin-4-yl)-1(2H)-phthalazinone
• N,N'-DIBENZOYLHYDRAZINE