| Description | C.I. Basic Orange 22 is a basic orange dye. |
| Synonyms | NSC-4434, NSC 4434, NSC4434 |
| molecular weight | 426.98 |
| Molecular formula | C28H27ClN2 |
| CAS | 4657-00-5 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |