Impurities
AY-0065-005
Azelastine EP Impurity E
C15H9ClO2
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Impurity reference standard material
Azelastine EP Impurity D
Material overview
Azelastine EP Impurity D (AY-0065-002) — impurity reference standard material. CAS 53242-88-9, formula C15H11ClN2O, molecular weight 270.71 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0065-002
- CAS number
- 53242-88-9
- Molecular formula
- C15H11ClN2O
- Molecular weight
- 270.71 g/mol
- Category
- Impurity reference standard material
- Chemical name
- 4-(4-chlorobenzyl)phthalazin-1(2H)-one
- Synonyms
- Azelastine USP Related Compound D; 4-(4-chlorobenzyl)phthalazin-; 4-(4-Chloronbenzyl)phthalazin-1(2H )-one
- SMILES
- ClC1=CC=C(CC2=NNC(C3=C2C=CC=C3)=O)C=C1
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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