Apremilast Impurity 67 CAS 5434-20-8

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.5434-20-8
Molecular FormulaC8H7NO4
Molecular Weight181.15 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Apremilast Impurity 67 CAS 5434-20-8 chemical structure

Description

Apremilast Impurity 67 (CAS 5434-20-8) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C8H7NO4. Molecular weight: 181.15 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC8H7NO4
Molecular Weight181.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Nitrogen Atoms1

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