Estetrol Impurity 9 CAS 3088028-01-4

Purity ≥98%In StockPharmacopoeial Impurity Standards
CAS No.3088028-01-4
Molecular FormulaC26H28O4
Molecular Weight404.50 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Estetrol Impurity 9 CAS 3088028-01-4 chemical structure

Description

Estetrol Impurity 9 (CAS 3088028-01-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H28O4. Molecular weight: 404.50 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC26H28O4
Molecular Weight404.50 g/mol
AppearancePale yellow to yellow crystalline powder
Purity≥98%
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2005

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