Ketotifen Impurity 32 CAS 81759-45-7

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.81759-45-7
Molecular FormulaC25H27NO7S
Molecular Weight485.55 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ketotifen Impurity 32 CAS 81759-45-7 chemical structure

Description

High-purity Ketotifen Impurity 32 (CAS 81759-45-7) pharmacopoeial impurity standards reference standard. Molecular formula: C25H27NO7S. Molecular weight: 485.55 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC25H27NO7S
Molecular Weight485.55 g/mol
Purity≥95%
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1980
Nitrogen Atoms1
Sulfur Atoms1

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