Trospium Impurity 4 (Benzilide) CAS 467-32-3

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.467-32-3
Molecular FormulaC28H20O4
Molecular Weight420.46 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Trospium Impurity 4 (Benzilide) CAS 467-32-3 chemical structure

Description

Trospium Impurity 4 (Benzilide) (CAS 467-32-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H20O4. Molecular weight: 420.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC28H20O4
Molecular Weight420.46 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)19.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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