6α-Methylprednisolone 21-hemisuccinate (sodium salt)

CAS: 2375-03-3

Category: Steroids

PurityReagent Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5%
Molecular FormulaC26H33NaO8
Molecular Weight496.53
Appearancewhite to off-white crystalline powder
Packaging1 g/lyophilized vial, 5 g/plastic bottle.
Testing IndicatorsAppearance — Visual inspection; Identification — IR, Sodium test; Purity — RP-HPLC; Sodium — Flame photometry; Specific rotation — Polarimetry; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Filtration; Succinate content — Titration.
Storage NotesStored as lyophilized powder at 2-8°C in a tightly closed container, protected from light and reconstituted solutions refrigerated for short-term use.
Lead Time days
Used as a water-soluble prodrug intermediate in the synthesis of corticosteroids for anti-inflammatory and immunosuppressive therapies.