Pheniramine (Maleate)
CAS: 132-20-7
Category: Antihistamines
| Purity | Pharmaceutical Grade (USP), High-Purity Standard. |
| Molecular Formula | C20H24N2O4 |
| Molecular Weight | 356.42 |
| Appearance | white to off-white crystalline powder |
| Packaging | 25 kg/fiber drum, 1 kg/aluminum foil bag. |
| Testing Indicators | Appearance — Visual inspection; Identification — IR, Maleate test; Purity — RP-HPLC; Maleate — Titration; pH — Potentiometry; Heavy metals — ICP-MS; Loss on drying — Gravimetry; Microbial limits — Pour plate; Pyridine impurities — GC. |
| Storage Notes | Stored in a cool, dry place at 15-30°C in a tightly closed container, protected from light and moisture. |
| Lead Time | 10 days |
Used as an H1 antihistamine intermediate in the synthesis of oral and injectable allergy relief formulations for rhinitis and urticaria.