T9497630
3-Methyl-1-butene (ca. 15% in Dichloromethane, ca. 2.5mol/L) , 563-45-1
CAS NO.：563-45-1
Empirical Formula: C5H10
Molecular Weight: 70.13
MDL number: MFCD00008937
EINECS: 209-249-1
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -168 °C |
| Boiling point: | 20 °C(lit.) |
| Density | 0.627 g/mL at 20 °C(lit.) |
| vapor pressure | 14.97 psi ( 20 °C) |
| refractive index | n |
| Flash point: | -57 °C |
| storage temp. | −20°C |
| solubility | Soluble in alcohol, benzene, and ether (Weast, 1986) |
| pka | >14 (Schwarzenbach et al., 1993) |
| color | Colorless to Almost colorless |
| Water Solubility | 130 mg/kg at 25 °C (shake flask-GC, McAuliffe, 1966) |
| BRN | 505980 |
| Henry's Law Constant | (atm?m3/mol):
0.535 at 25 °C (Hine and Mookerjee, 1975) |
Description and Uses
Organic synthesis, high-octane fuel manufacture.
Safety
| Symbol(GHS) |     GHS02,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H224-H304-H335-H411 |
| Precautionary statements | P210-P233-P273-P301+P310-P331-P403+P233 |
| Hazard Codes | F+,Xn |
| Risk Statements | 12-36/37/38-65 |
| Safety Statements | 16-26-62 |
| RIDADR | UN 2561 3/PG 1 |
| WGK Germany | 3 |
| F | 4.5-31 |
| HazardClass | 3.1 |
| PackingGroup | I |
| HS Code | 2901290000 |
