CAS 109-66-0 Pentane (C5H12) constitutes a straight-chain alkane hydrocarbon with five carbon atoms. This volatile organic compound exists as a colorless liquid at room temperature with a characteristic gasoline-like odor and a density of 0.626 g/mL at 20 °C. Pentane demonstrates limited water solubility (40 mg/L at 20 °C) but exhibits complete miscibility with most nonpolar organic solvents. The compound boils at 36.0 °C and melts at -129.8 °C. Industrial applications primarily utilize pentane as a blowing agent for polystyrene foam production and as a solvent in various formulations.
| Appearance | clear colourless liquid |
| Assay | min. 95,0 % |
| Flash point | -49 °C |

Does pentane smell like gasoline?
CAS 109-66-0 Pentane is a component of raw natural gas and is one of the many hydrocarbons that make up gasoline. In fact, it is the presence of pentane and other similar compounds (like benzene, which has a naturally sweet smell) that gives gasoline its familiar scent.
Is CAS 109-66-0 n-pentane hazardous?
Hazard statements: 225, 304, 336, 411
Precautionary statements: 210, 261, 273, 280, 301+310, 331
Signal word: Danger
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