Estradiol Impurity 11 CAS 3583-03-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.3583-03-7
Molecular FormulaC18H24O3
Molecular Weight288.38 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Estradiol Impurity 11 CAS 3583-03-7 chemical structure

Description

High-purity Estradiol Impurity 11 (CAS 3583-03-7) pharmacopoeial impurity standards reference standard. Molecular formula: C18H24O3. Molecular weight: 288.38 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC18H24O3
Molecular Weight288.38 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958

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