Phenylbutazone EP Impurity A CAS 3583-64-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.3583-64-0
Molecular FormulaC19H22N2O3
Molecular Weight326.39 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Phenylbutazone EP Impurity A CAS 3583-64-0 chemical structure

Description

High-purity Phenylbutazone EP Impurity A (CAS 3583-64-0) pharmacopoeial impurity standards reference standard. Molecular formula: C19H22N2O3. Molecular weight: 326.39 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC19H22N2O3
Molecular Weight326.39 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 DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms2

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