Estradiol Impurity 28 CAS 3597-38-4

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.3597-38-4
Molecular FormulaC19H26O2
Molecular Weight286.41 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Estradiol Impurity 28 CAS 3597-38-4 chemical structure

Description

CATO supplies Estradiol Impurity 28 (CAS 3597-38-4), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H26O2. Molecular weight: 286.41 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC19H26O2
Molecular Weight286.41 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958

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