| Melting point: |
-129 °C |
| Boiling point: |
58 °C(lit.) |
| Density |
0.662 g/mL at 25 °C(lit.) |
| vapor density |
3 (vs air) |
| vapor pressure |
7.41 psi ( 37.7 °C) |
| refractive index |
n20/D 1.375(lit.) |
| Flash point: |
−28 °F |
| storage temp. |
Flammables area |
| solubility |
In methanol: 495, 593, 760, and 1,700 g/L at 5, 10, 15, and 20 °C, respectively. Miscible at higher
temperatures (Kiser et al., 1961). |
| pka |
>14 (Schwarzenbach et al., 1993) |
| form |
Liquid |
| color |
Colorless |
| explosive limit |
~7.7% |
| Odor Threshold |
0.42ppm |
| Water Solubility |
Soluble in water (1mg/ml @22°C), DMSO, ethanol, acetone. |
| BRN |
1730737 |
| Henry's Law Constant |
1.28(atm?m3/mol) at 25 °C (Mackay and Shiu, 1981) |
| Exposure limits |
ACGIH TLV: TWA and STEL for all isomers except n-hexane are 500 and
1,000 ppm, respectively (adopted). |
| Dielectric constant |
1.8899999999999999 |
| Stability: |
Stable. Flammable. Readily forms explosive mixtures with air. Note low flash point. Incompatible with strong oxidizing agents, oxygen. |
| InChIKey |
ZFFMLCVRJBZUDZ-UHFFFAOYSA-N |
| LogP |
3.42 |
| CAS DataBase Reference |
79-29-8(CAS DataBase Reference) |
| EPA Substance Registry System |
2,3-Dimethylbutane (79-29-8) |