Thymolphthalein
- Product NameThymolphthalein
- CAS125-20-2
- MFC28H30O4
- MW430.54
- EINECS204-729-7
- MOL File125-20-2.mol
Chemical Properties
| Melting point | 251-253 °C(lit.) |
| Boiling point | 504.79°C (rough estimate) |
| Density | 0.92 g/mL at 25 °C |
| bulk density | 400kg/m3 |
| vapor pressure | 0.002Pa at 90℃ |
| refractive index | 1.6400 (estimate) |
| Flash point | 74 °F |
| storage temp. | no restrictions. |
| solubility | ethanol: clarity passes test |
| form | Low Melting Mass |
| pka | 9.70, 10.0(at 25℃) |
| color | White to slightly yellow |
| Specific Gravity | 0.92 |
| PH | 8.6～10.5 |
| PH Range | 9.3(colourless)-10.5(blue) |
| Odor | Mild characteristic odor |
| explosive limit | 3.30-19% |
| Water Solubility | insoluble |
Safety Information
| Hazard Codes | F,Xn |
| Risk Statements | 11-40-10 |
| Safety Statements | 7-16-36/37-24/25-22 |
| RIDADR | UN 1170 3/PG 3 |
| WGK Germany | 3 |
| TSCA | TSCA listed |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29322980 |
| Storage Class | 11 - Combustible Solids |
