| Melting point: |
-188 °C(lit.) |
| Boiling point: |
-42.1 °C(lit.) |
| Density |
0.564 g/mL at 20 °C(lit.) |
| vapor density |
1.5 (vs air) |
| vapor pressure |
190 psi ( 37.7 °C) |
| refractive index |
1.2861 |
| Flash point: |
-104 °C |
| storage temp. |
-20°C |
| pka |
≈ 44 (Gordon and Ford, 1972) |
| form |
liquid |
| explosive limit |
9.5% |
| Odor Threshold |
1500ppm |
| Water Solubility |
62.61mg/L(25 ºC) |
| Merck |
13,7891 |
| BRN |
1730718 |
| Henry's Law Constant |
0.706 at 25 °C (Hine and Mookerjee, 1975) |
| Exposure limits |
TLV-TWA 1000 ppm (OSHA). |
| Dielectric constant |
1.6（Ambient） |
| Stability: |
Stable. Incompatible with strong oxidizing agents. Highly flammable. May form explosive mixtures with air. |
| LogP |
2.360 |
| CAS DataBase Reference |
74-98-6(CAS DataBase Reference) |
| EPA Substance Registry System |
Propane (74-98-6) |