This page provides supplementary chemical data on butanone.
Material Safety Data Sheet
editThe 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 and follow its directions.
Structure and properties
editStructure and properties | |
---|---|
Index of refraction, nD | 1.3807 at 15.9 °C |
Abbe number | 32 |
Dielectric constant, εr | 18.5 ε0 at 20 °C |
Bond strength | 2.67 pa |
Bond length | r. |
Bond angle | ? |
Magnetic susceptibility | ? |
Surface tension | 23.9 dyn/cm at 25 °C |
Viscosity[1] | 0.5429 mPa·s at 0 °C 0.4284 mPa·s at 20 °C 0.3490 mPa·s at 40 °C 0.2482 mPa·s at 80 °C |
Thermodynamic properties
editPhase behavior | |
---|---|
Triple point | 186.5 K (–86.5 °C), ? Pa |
Critical point | 533 K (260 °C), 4.002 MPa |
Std enthalpy change of fusion, ΔfusH |
8.44 kJ/mol |
Std entropy change of fusion, ΔfusS |
44.98 J/(mol·K) |
Std enthalpy change of vaporization, ΔvapH |
32.2 kJ/mol |
Std entropy change of vaporization, ΔvapS |
91.6 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 |
–273.3 kJ/mol |
Standard molar entropy, S |
239.0 J/(mol K) |
Enthalpy of combustion, ΔcH |
–2444.2 kJ/mol |
Heat capacity, cp | 158.4 J/(mol K) |
Gas properties | |
Std enthalpy change of formation, ΔfH |
–238.5 kJ/mol |
Standard molar entropy, S |
310 J/(mol K) |
Heat capacity, cp | 101.68 J/(mol K) at 25 °C |
Vapor pressure of liquid
editP in mm Hg | 1 | 10 | 40 | 100 | 400 | 760 | |
T in °C | –48.3 | –17.7 | 6.0 | 25.0 | 60.0 | 79.6 |
Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.
Spectral data
editUV-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 |
References
edit- ^ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
- ^ "Pure Component Properties" (Queriable database). Chemical Engineering Research Information Center. Retrieved 8 May 2007.
This box:
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.