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IUPAC Chemical Name
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4-(4-chlorobenzyl)phthalazin-1(2H)-one
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Synonyms
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1(2H)-One, 4-(4-chlorobenzyl)phthalazin; Azelastine Hydrochloride EP Impurity D; Azelastine USP Related Compound D
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Appearance Specifications
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White to Off-White Solid
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Storage Condition
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Refrigerator, under inert atmosphere, protect from light
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