
79-27-6
| Name | 1,1,2,2-Tetrabromoethane |
| CAS | 79-27-6 |
| EINECS(EC#) | 201-191-5 |
| Molecular Formula | C2H2Br4 |
| MDL Number | MFCD00000133 |
| Molecular Weight | 345.65 |
| MOL File | 79-27-6.mol |
Chemical Properties
| Appearance | Acetylene tetrabromide is a combustible, colorless to yellow liquid. Strong odor. |
| Melting point | 1 °C |
| Boiling point | 244 °C |
| density | 2.967 g/mL at 25 °C(lit.) |
| vapor density | 11.9 (vs air) |
| vapor pressure | 0.1 mm Hg ( 20 °C) |
| refractive index | n |
| Fp | 118-120°C/15mm |
| storage temp. | Store at +15°C to +25°C. |
| solubility | alcohol: miscible |
| form | Liquid |
| color | Clear |
| Stability: | Stable. Incompatible with strong oxidizing agents, aluminium, magnesium, alkali metals. |
| Water Solubility | 0.63 g/L (20 ºC) |
| Specific Heat Capacity | Cp(liquid):165.7J/(g·K),at 25℃ |
| Merck | 14,9185 |
| BRN | 1098321 |
| Henry's Law Constant | 6.40 at 20 °C (approximate - calculated from water solubility and vapor pressure) |
| Dielectric constant | 5.6(Ambient) |
Safety Data
| Hazard Codes | T+,T |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 2504 6.1/PG 3 |
| WGK Germany | 2 |
| RTECS | KI8225000 |
| F | 8 |
| Autoignition Temperature | 635 °F |
| Hazard Note | Toxic |
| TSCA | Yes |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29033036 |
| Storage Class | 6.1A - Combustible acute toxic Cat. 1 and 2 very toxic hazardous materials |
| Hazard Classifications | Acute Tox. 2 Inhalation Acute Tox. 4 Oral Aquatic Chronic 3 Eye Irrit. 2 Skin Irrit. 2 |
| Safety Profile | |
| Hazardous Substances Data | 79-27-6(Hazardous Substances Data) |
| Toxicity | |
| IDLA | 8 ppm |
| IDLH | 8 ppm |