Impurities
AY-0036-005
Ketotifen Fumarate EP Impurity G
C19H17NO2S
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Active ingredient reference standard
Ketotifen
Material overview
Ketotifen (AY-0036-001) — active ingredient reference standard. CAS 34580-13-7, formula C19H19NOS, molecular weight 309.43 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0036-001
- CAS number
- 34580-13-7
- Molecular formula
- C19H19NOS
- Molecular weight
- 309.43 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- 4-(1-Methylpiperidin-4-ylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one
- Synonyms
- Not listed
- SMILES
- O=C1C2=C(C(C=3C(C1)=CC=CC3)=C4CCN(C)CC4)C=CS2
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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