Ritonavir

CAS: 155213-67-5

Category: Pharmaceutical Intermediates

PurityReagent Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5%
Molecular FormulaC37H48N6O5S2
Molecular Weight720.94
Appearancewhite to off-white crystalline powder
Packaging25 kg/fiber drum, 1 kg/aluminum foil bag.
Testing IndicatorsAppearance — Visual inspection; Identification — IR, LC-MS; Purity — RP-HPLC; Polymorphic form — XRPD; Residual solvents — HS-GC; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Membrane filtration; Thiazole impurities — HPLC.
Storage NotesStored in a cool, dry, and well-ventilated place at 15-30°C in a tightly closed container, protected from light and humidity.
Lead Time days
Used as a HIV protease inhibitor intermediate in the synthesis of antiretroviral combinations and pharmacokinetic boosters for HIV/AIDS treatment.