Carvedilol EP Impurity B CAS 918903-20-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.918903-20-5
Molecular FormulaC39H39N3O6
Molecular Weight645.74 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Carvedilol EP Impurity B CAS 918903-20-5 chemical structure

Description

High-purity Carvedilol EP Impurity B (CAS 918903-20-5) pharmacopoeial impurity standards reference standard. Molecular formula: C39H39N3O6. Molecular weight: 645.74 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC39H39N3O6
Molecular Weight645.74 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)22.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3

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