Pemetrexed (disodium hemipenta hydrate)
CAS: 357166-30-4
Category: Pyrimidine carboxamide
| Purity | Reagent Grade ≥98%, High-Purity Grade ≥99%, Technical Grade ≥95% |
| Molecular Formula | C20H24N5Na2O8.5 |
| Molecular Weight | 516.41 |
| Appearance | White to off-white crystalline powder, hygroscopic |
| Packaging | 1g/5g/10g or 25kg/cardboard drum or 1kg/aluminum foil bag |
| Testing Indicators | Appearance — Visual inspection; Identification — IR, Sodium test; Purity — RP-HPLC; Water content —Karl Fischer titration; Sodium — Flame photometry; Heavy metals — ICP-MS; Microbial limits — Membrane filtration; Folate impurities — LC-MS; pH — Potentiometry. |
| Storage Notes | Stored in a cool, dry, and well-ventilated place in a tightly closed, light-resistant USP type-I glass vial, away from incompatible materials, heat, direct sunlight, and moisture. |
| 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 folate analog metabolic inhibitor targeting thymidylate synthase and other enzymes in the synthesis of chemotherapeutic agents for non-small cell lung cancer and mesothelioma.