Demei Chemicals Demei Chemicals

Fostamatinib Disodium

CAS: 1025687-58-4

Category: Kinase Inhibitors

PurityResearch Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5%
Molecular FormulaC23H24FN6Na2O9P
Molecular Weight624.42
Appearancewhite to off-white crystalline powder
Packaging1 g/lyophilized vial, 5 g/amber bottle.
Testing IndicatorsAppearance — Visual inspection; Identification — IR, Sodium test; Purity — RP-HPLC; Sodium — Flame photometry; Phosphate — Colorimetry; Residual solvents — HS-GC; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Filtration.
Storage NotesStored as lyophilized powder at -20°C in a tightly closed container, protected from light and moisture; avoid repeated freeze-thaw cycles.
Lead Time
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days
Used as a prodrug intermediate in the synthesis of spleen tyrosine kinase (Syk) inhibitors for immune thrombocytopenia and autoimmune disorder therapies.

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