1-(2-Pyridylazo)-2-naphthol
- Product Name1-(2-Pyridylazo)-2-naphthol
- CAS85-85-8
- MFC15H11N3O
- MW249.27
- EINECS201-637-9
- MOL File85-85-8.mol
Chemical Properties
| Melting point | 138-141 °C (lit.) |
| Boiling point | 392.37°C (rough estimate) |
| Density | 1.1469 (rough estimate) |
| bulk density | 190kg/m3 |
| refractive index | 1.5700 (estimate) |
| storage temp. | Store at +5°C to +30°C. |
| solubility | Practically insoluble[in water] |
| form | Powder/Solid |
| pka | 8.86±0.50(Predicted) |
| color | green to red, upon chelation with metal |
| Water Solubility | Insoluble |
| λmax | 461-465 nm in ethanol |
| ε(extinction coefficient) | ≥15000 at 462-468nm in methanol at 0.01g/L >35,000 at 222-228nm in methanol at 0.01g/L >9,000 at 300-306nm in methanol at 0.01g/L |
| BRN | 206390 |
| Stability | Stable. Incompatible with strong oxidizing agents, strong bases. |
| CAS DataBase Reference | 85-85-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Naphthalenol, 1-(2-pyridinylazo)-(85-85-8) |
| EPA Substance Registry System | 2-Naphthalenol, 1-(2-pyridinylazo)- (85-85-8) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-37/39 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29333999 |
