Ursodeoxycholic Acid EP Impurity B CAS 81-25-4

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.81-25-4
Molecular FormulaC24H40O5
Molecular Weight408.57 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ursodeoxycholic Acid EP Impurity B CAS 81-25-4 chemical structure

Description

CATO supplies Ursodeoxycholic Acid EP Impurity B (CAS 81-25-4), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C24H40O5. Molecular weight: 408.57 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC24H40O5
Molecular Weight408.57 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

Related Ursodeoxycholic Standards

Recommended Standards

Why CATO?