Alfacalcidol impurity 13 CAS 58028-00-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.58028-00-5
Molecular FormulaC27H44O2
Molecular Weight400.64 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Alfacalcidol impurity 13 CAS 58028-00-5 chemical structure

Description

Alfacalcidol impurity 13 (CAS 58028-00-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C27H44O2. Molecular weight: 400.64 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC27H44O2
Molecular Weight400.64 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973

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