Flupirtine (Maleate)
CAS: 75507-68-5
Category: Aminopyridine
| Purity | Reagent Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5% |
| Molecular Formula | C19H21FN4O6 |
| Molecular Weight | 420.39 |
| Appearance | white to off-white crystalline powder |
| Packaging | 1 kg/aluminum foil bag, 10 kg/plastic drum. |
| Testing Indicators | Appearance — Visual inspection; Identification — IR, Maleate test; Purity — Gradient RP-HPLC; Maleate — Ion chromatography; Residual solvents — HS-GC; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Filtration; Pyridine impurities — GC. |
| Storage Notes | Stored in a cool, dry place at 2-8°C in a tightly closed container, protected from light and humidity. |
| Lead Time | days |
Used as an intermediate in the synthesis of non-opioid centrally acting analgesics for acute and chronic pain relief.