Indirubin
CAS: 479-41-4
Category: Alkaloids
| Purity | ≥98% HPLC, ≥95% Natural Extract Grade, Reference Standard |
| Molecular Formula | C16H10N2O2 |
| Molecular Weight | 262.26 |
| Appearance | dark red to purple crystalline powder |
| Packaging | 100g/glass bottle or 1kg/aluminum foil bag. |
| Testing Indicators | Appearance — Visual inspection; Melting point — Capillary; Purity — HPLC; Identification — IR, UV (540 nm); Heavy metals — ICP-MS; Loss on drying — Gravimetry; Microbial limits — Plating; Indigo impurity — TLC; Residue on ignition — Muffle furnace. |
| Storage Notes | Store in a tightly closed, light-resistant container in a cool, dry, and well-ventilated area. |
| Lead Time | days |
A active component of Indigo naturalis, used as a high-purity intermediate in pharmaceutical research and development for its potential in treating chronic myelocytic leukemia and psoriasis.