Silicon tetrabromide
- Product NameSilicon tetrabromide
- CAS7789-66-4
- CBNumberCB1260896
-
MFSiBr4
Lewis structure
- MW347.7
- EINECS232-182-4
- MDL NumberMFCD00049530
- MOL File7789-66-4.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 5 °C (lit.) |
| Boiling point | 153 °C (lit.) |
| Density | 2.8 g/mL at 25 °C (lit.) |
| vapor density | 2.8 (vs air) |
| refractive index | 1.5627 |
| Flash point | 154°C |
| solubility | reacts with H2O |
| form | Liquid |
| Specific Gravity | 2.772 |
| color | Colorless to pale yellow |
| Water Solubility | decomposed in water to HBr, silicic acid, with evolution of heat [MER06] |
| Specific Heat Capacity | Cp(gas): 0.28 J/(g·K), at 25℃ |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Sensitive | Moisture Sensitive |
| Merck | 14,8499 |
| InChI | 1S/Br4Si/c1-5(2,3)4 |
| InChIKey | AIFMYMZGQVTROK-UHFFFAOYSA-N |
| SMILES | Br[Si](Br)(Br)Br |
Safety
| Symbol(GHS) |
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| Signal word | Danger | |||||||||
| Hazard statements | H314 | |||||||||
| Precautionary statements | P280-P305+P351+P338-P310 | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 34 | |||||||||
| Safety Statements | 26-27-28-36/37/39 | |||||||||
| RIDADR | UN 3264 8/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 10-23 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | II | |||||||||
| Storage Class | 8B - Non-combustible corrosive hazardous materials | |||||||||
| Hazard Classifications | Eye Dam. 1 Skin Corr. 1B | |||||||||
| NFPA 704: |
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