Cholecalciferol Impurity 12 CAS 156965-15-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.156965-15-0
Molecular FormulaC32H48O5
Molecular Weight512.72 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Cholecalciferol Impurity 12 CAS 156965-15-0 chemical structure

Description

CATO supplies Cholecalciferol Impurity 12 (CAS 156965-15-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C32H48O5. Molecular weight: 512.72 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC32H48O5
Molecular Weight512.72 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2001

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