Estradiol Valerate impurity 21 CAS 1313382-32-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.1313382-32-9
Molecular FormulaC23H32O4
Molecular Weight372.50 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Estradiol Valerate impurity 21 CAS 1313382-32-9 chemical structure

Description

Estradiol Valerate impurity 21 (CAS 1313382-32-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C23H32O4. Molecular weight: 372.50 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC23H32O4
Molecular Weight372.50 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990

Related Estradiol Standards

Recommended Standards

Why CATO?