Maxacalcitol Impurity 4 CAS 338956-39-1

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.338956-39-1
Molecular FormulaC26H42O4
Molecular Weight418.61 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Maxacalcitol Impurity 4 CAS 338956-39-1 chemical structure

Description

CATO supplies Maxacalcitol Impurity 4 (CAS 338956-39-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H42O4. Molecular weight: 418.61 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC26H42O4
Molecular Weight418.61 g/mol
AppearanceOff-white to pale 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025

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