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Acetone (data page)
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This page provides supplementary chemical data on acetone.
Contents |
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Material Safety Data Sheet
The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as SIRI, and follow its directions.
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Structure and properties
| Structure and properties | |
|---|---|
| Index of refraction, nD | 1.3561 |
| Dielectric constant, εr | 20.7 ε0 at 25°C |
| Bond strength | ? |
| Bond length | ? |
| Bond angle | ? |
| Magnetic susceptibility | ? |
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Thermodynamic properties
| Phase behavior | |
|---|---|
| Triple point | 178.5 K (−94.3 °C), ? Pa |
| Critical point | 508 K (235 °C), 48 bar |
| Std enthalpy change of fusion, ΔfusH | +5.7 kJ/mol |
| Std entropy change of fusion, ΔfusS | +32.3 J/(mol·K) |
| Std enthalpy change of vaporization, ΔvapH | +31.3 kJ/mol |
| Std entropy change of vaporization, ΔvapS | 95 J/(mol·K) |
| Solid properties | |
| Std enthalpy change of formation, ΔfH | ? kJ/mol |
| Standard molar entropy, S | ? J/(mol K) |
| Heat capacity, cp | ? J/(mol K) |
| Liquid properties | |
| Std enthalpy change of formation, ΔfH | −249.4 kJ/mol |
| Standard molar entropy, S | 200.4 J/(mol K) |
| Heat capacity, cp | 125.5 J/(mol K) |
| Gas properties | |
| Std enthalpy change of formation, ΔfH | −218.5 kJ/mol |
| Standard molar entropy, S | ? J/(mol K) |
| Heat capacity, cp | 75 J/(mol K) |
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Spectral data
| UV-Vis | |
|---|---|
| λmax | ? nm |
| Extinction coefficient, ε | ? |
| IR | |
| Major absorption bands | ? cm−1 |
| NMR | |
| Proton NMR | |
| Carbon-13 NMR | |
| Other NMR data | |
| MS | |
| Masses of main fragments | |
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References
Except where noted otherwise, data relate to standard ambient temperature and pressure.
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