Disperse Blue 291 CAS 56548-64-2
Purity >80%In StockPharmaceutical Standards
| CAS No. | 56548-64-2 |
| Molecular Formula | C19H21BrN6O6 |
| Molecular Weight | 509.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Disperse Blue 291 (CAS 56548-64-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H21BrN6O6. Molecular weight: 509.31 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H21BrN6O6 |
| Molecular Weight | 509.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >80% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
Related Disperse Standards
Recommended Standards
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