Papaverine Impurity 28 CAS 20122-48-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.20122-48-9
Molecular FormulaC20H21NO4
Molecular Weight339.39 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Papaverine Impurity 28 CAS 20122-48-9 chemical structure

Description

High-purity Papaverine Impurity 28 (CAS 20122-48-9) pharmacopoeial impurity standards reference standard. Molecular formula: C20H21NO4. Molecular weight: 339.39 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC20H21NO4
Molecular Weight339.39 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 methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Nitrogen Atoms1

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