Alimemazine hemitartrate
CAS: 4330-99-8
Category: Antihistamines
| Purity | Reagent Grade ≥98%, High-Purity Grade ≥99%, Technical Grade ≥95% |
| Molecular Formula | C18H22N2S.1/2C4H6O6 |
| Molecular Weight | 373.49 |
| Appearance | White to off-white crystalline powder |
| Packaging | 25 kg/fiber drum, 5 kg/aluminum foil bag. |
| Testing Indicators | Appearance — Visual inspection; Identification — IR, Tartrate test; Purity — RP-HPLC; Tartrate — Ion chromatography; Residual solvents — HS-GC; Heavy metals — ICP-MS; Moisture — Karl Fischer titration; Microbial limits — Membrane filtration; Phenothiazine sulfoxide — HPLC. |
| Storage Notes | Stored in a cool, dry place at room temperature in a tightly closed container, protected from light and humidity. |
| Lead Time | Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated in /www/wwwroot/www.demeichem.com/config/helpers.php on line 28 days |
Used as a phenothiazine antihistamine intermediate in the synthesis of oral and topical agents for allergic conditions and premedication sedation.