Ulipristal Impurity 28 CAS 42982-49-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.42982-49-0
Molecular FormulaC22H30O4
Molecular Weight358.47 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ulipristal Impurity 28 CAS 42982-49-0 chemical structure

Description

Ulipristal Impurity 28 (CAS 42982-49-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H30O4. Molecular weight: 358.47 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC22H30O4
Molecular Weight358.47 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.)1969

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