Aspirin Impurity 8 CAS 18698-59-4

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.18698-59-4
Molecular FormulaC11H10O5
Molecular Weight222.19 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Aspirin Impurity 8 CAS 18698-59-4 chemical structure

Description

Order Aspirin Impurity 8 (CAS 18698-59-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H10O5. Molecular weight: 222.19 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC11H10O5
Molecular Weight222.19 g/mol
AppearanceOff-white to pale yellow crystalline powder
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962

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