Impurities
AY-0201-004
Fexofenadine EP Impurity B
C32H39NO4
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Impurity reference standard material
Fexofenadine EP Impurity A
Material overview
Fexofenadine EP Impurity A (AY-0201-003) — impurity reference standard material. CAS 76811-98-8, formula C32H37NO4, molecular weight 499.64 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0201-003
- CAS number
- 76811-98-8
- Molecular formula
- C32H37NO4
- Molecular weight
- 499.64 g/mol
- Category
- Impurity reference standard material
- Chemical name
- 2-[4-[4-[4-(hydroxydiphenyl methyl) piperidin-1-yl]butanoyl]phenyl]-2-methyl propanoic acid
- Synonyms
- Fexofenadine Related Compound A (USP); Benzeneaceticacid,4-[4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]-1-oxobutyl]-alpha,alpha-dimethyl
- SMILES
- OC(C1=CC=CC=C1)(C2CCN(CCCC(C3=CC=C(C(C)(C)C(O)=O)C=C3)=O)CC2)C4=CC=CC=C4
- Appearance
- Off-White to Light Grey Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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