Valacyclovir (hydrochloride)

CAS: 124832-27-5

Category: Nucleosides

PurityReagent Grade ≥98%, High-Purity Grade ≥99%, Technical Grade ≥95%
Molecular FormulaC13H21ClN6O4
Molecular Weight360.8
AppearanceWhite to off-white crystalline powder
Packaging25 kg/fiber drum, 1 kg/aluminum foil bag.
Testing IndicatorsAppearance — Visual inspection; Identification — IR, Chloride test; Purity — Gradient RP-HPLC; pH — Potentiometry; Chloride — Argentometric titration; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Pour plate; Acyclovir — HPLC.
Storage NotesStored in a cool, dry place at 15-30°C in a tightly closed container, protected from light and humidity.
Lead Time10 days
Used as an L-valyl ester prodrug of acyclovir intermediate in the synthesis of oral antiviral agents for herpes zoster, genital herpes, and cold sores.