Isobutane
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Isobutane
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| Molecular formula：C4H10 | Structural simplicity：CH3CH(CH3)CH3 | Molecular weight：58.12 | ||
| Appearance and properties: colorless, slightly smell the gas. | Melting point (° C): - 159.6 | Relative density (water = 1)：0.56 | ||
| Boiling point (℃)：-11.8 | Relative vapor density (air = 1)：2.01 | Saturated vapor pressure(kPa)：160.09(0℃) | ||
| Heat of combustion(kJ/mol)：2856.6 | Critical temperature(℃)：135 | Critical pressure(MPa)：3.65 | ||
| Flash point(℃)：-82.8 | Upper limit of explosion%(V/V)：8.5 | Ignition temperature(℃)：460 | ||
| Lower explosion limit%(V/V)：1.8 | Solubility: slightly soluble in water, soluble in ether. | |||
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