Xanthine
CAS: 69-89-6
Category: Xanthine derivative
| Purity | Biochemical Grade (≥99%), Reagent Grade (≥98%). |
| Molecular Formula | C5H4N4O2 |
| Molecular Weight | 152.11 |
| Appearance | White crystalline powder |
| Packaging | 1g/5g/10g or 25kg/cardboard drum or 1kg/aluminum foil bag |
| Testing Indicators | Appearance — Visual inspection; Melting point — Capillary; Purity — HPLC; Identification — IR, UV (268 nm); Heavy metals — ICP-MS; Loss on drying — Gravimetry; Microbial limits — Plating; Hypoxanthine — TLC; Residue on ignition — Muffle furnace. |
| Storage Notes | Stored in a cool, dry, and well-ventilated place in a tightly closed container, away from incompatible materials, heat, direct sunlight, and sources of ignition. |
| 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 purine base and metabolic intermediate in the synthesis of methylxanthine derivatives such as caffeine, theophylline, and research reagents for purinergic signaling.