LN811088
2-Butene , 107-01-7
CAS NO.：107-01-7
Empirical Formula: C4H8
Molecular Weight: 56.11
MDL number: MFCD00064458
EINECS: 203-452-9
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | −140 °C(lit.) |
| Boiling point: | 1 °C(lit.) |
| Density | 0.6210 |
| vapor density | 2 (vs air) |
| vapor pressure | 2575 mm Hg ( 37.7 °C) |
| refractive index | 1.3853 (estimate) |
| Flash point: | <−30 °F |
| explosive limit | 9.3% |
| Water Solubility | 242.5mg/L at 25℃ |
| Merck | 1520 |
| BRN | 1718755 |
| InChI | InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3 |
| InChIKey | IAQRGUVFOMOMEM-UHFFFAOYSA-N |
| SMILES | CC=CC |
| LogP | 2.35 at 20℃ |
| CAS DataBase Reference | 107-01-7(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Butene (107-01-7) |
Description and Uses
2-Butene can be used as an intermediate, mainly for dehydrogenation to butadiene.
Safety
| Symbol(GHS) |   GHS02,GHS04 |
| Signal word | Danger |
| Hazard statements | H220-H280 |
| Precautionary statements | P410+P403 |
| Hazard Codes | F,F+ |
| Risk Statements | 12 |
| Safety Statements | 9-16-33 |
| RIDADR | UN 1012 2.1 |
| WGK Germany | 3 |
| RTECS | EM2932000 |
| Hazard Note | Flammable |
| HazardClass | 2.1 |
| HS Code | 29012320 |
| Hazardous Substances Data | 107-01-7(Hazardous Substances Data) |
| Excepted Quantities | Not Permitted as Excepted Quantity |
