Diflunisal impurity 3 CAS 64465-59-4

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.64465-59-4
Molecular FormulaC14H11FO4
Molecular Weight262.23 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Diflunisal impurity 3 CAS 64465-59-4 chemical structure

Description

Diflunisal impurity 3 (CAS 64465-59-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H11FO4. Molecular weight: 262.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H11FO4
Molecular Weight262.23 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Halogen ContentF-containing

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