| Melting point: |
-94 °C (lit.) |
| Boiling point: |
50 °C (lit.) |
| Density |
0.751 g/mL at 25 °C (lit.) |
| vapor density |
~2 (vs air) |
| vapor pressure |
18.93 psi ( 55 °C) |
| refractive index |
n20/D 1.405(lit.) |
| Flash point: |
−35 °F |
| storage temp. |
Store below +30°C. |
| solubility |
0.156g/l insoluble |
| form |
Powder |
| color |
White |
| Odor |
Like gasoline; mild, sweet. |
| explosive limit |
1.5-8.7%(V) |
| Water Solubility |
Miscible with ethanol, ether and acetone. Slightly miscible with water. |
| λmax |
λ: 198 nm Amax: 1.0
λ: 210 nm Amax: 0.50
λ: 220 nm Amax: 0.10
λ: 240-400 nm Amax: 0.01 |
| Merck |
14,2741 |
| BRN |
1900195 |
| Henry's Law Constant |
0.164, 0.240, and 0.300 at 27.9, 35.8, and 45.0 °C, respectively (dynamic headspace, Hansen et al.,
1995) |
| Exposure limits |
TLV-TWA 600 ppm (～1720 mg/m3)
(ACGIH). |
| Dielectric constant |
1.9（20℃） |
| Stability: |
Stable. Highly flammable. Note low flash point and wide explosion limits. Incompatible with strong oxidizing agents. Floats on water, so water is of limited value in putting out fires involving this material. |
| LogP |
3 at 20℃ |
| CAS DataBase Reference |
287-92-3(CAS DataBase Reference) |
| NIST Chemistry Reference |
Cyclopentane(287-92-3) |
| EPA Substance Registry System |
Cyclopentane (287-92-3) |