17-O-Acetyl-3-O-methyl-6-oxo 17β-Estradiol CAS 20823-31-8

Purity 97%+In StockPharmaceutical Standards
CAS No.20823-31-8
Molecular FormulaC21H26O4
Molecular Weight342.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

17-O-Acetyl-3-O-methyl-6-oxo 17β-Estradiol CAS 20823-31-8 chemical structure

Description

High-purity 17-O-Acetyl-3-O-methyl-6-oxo 17β-Estradiol (CAS 20823-31-8) pharmaceutical standards reference standard. Molecular formula: C21H26O4. Molecular weight: 342.43 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC21H26O4
Molecular Weight342.43 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962

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