Emtricitabine Impurity 21 CAS 145986-11-4

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.145986-11-4
Molecular FormulaC8H9FN2O4S
Molecular Weight248.23 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Emtricitabine Impurity 21 CAS 145986-11-4 chemical structure

Description

Emtricitabine Impurity 21 (CAS 145986-11-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H9FN2O4S. Molecular weight: 248.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC8H9FN2O4S
Molecular Weight248.23 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Halogen ContentF-containing
Nitrogen Atoms2
Sulfur Atoms1

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