Sofosbuvir Impurity 81 CAS 23643-36-9

Purity 97%+In StockPharmaceutical Standards
CAS No.23643-36-9
Molecular FormulaC31H26N2O9
Molecular Weight570.55 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Sofosbuvir Impurity 81 CAS 23643-36-9 chemical structure

Description

Sofosbuvir Impurity 81 (CAS 23643-36-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C31H26N2O9. Molecular weight: 570.55 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC31H26N2O9
Molecular Weight570.55 g/mol
AppearancePale yellow to yellow crystalline powder
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)20.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Nitrogen Atoms2

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