Oseltamivir (phosphate)

CAS: 204255-11-8

Category: Pharmaceutical Intermediates

PurityReagent Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5%
Molecular FormulaC16H31N2O8P
Molecular Weight410.4
Appearancewhite crystalline powder
Packaging25 kg/fiber drum, 1 kg/aluminum foil bag.
Testing IndicatorsAppearance — Visual inspection; Identification — IR, Chiral HPLC; Purity — Gradient RP-HPLC; Enantiomeric purity — Chiral HPLC; Phosphate — Colorimetry; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Membrane filtration; Ethyl ester impurities — GC.
Storage NotesStored in a cool, dry place at 15-30°C in a tightly closed container, away from light and humidity.
Lead Time days
Used as a neuraminidase inhibitor prodrug intermediate in the synthesis of oral antiviral capsules and suspensions for influenza A and B treatment and prophylaxis.