This page provides supplementary chemical data on butanone.

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 and follow its directions.

Structure and properties

Structure 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

Phase behavior
Triple point 186.5 K (–86.5 °C), ? Pa
Critical point 533 K (260 °C), 4.002 MPa
Std enthalpy change
of fusion, ΔfusHo		 8.44 kJ/mol
Std entropy change
of fusion, ΔfusSo		 44.98 J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo		 32.2 kJ/mol
Std entropy change
of vaporization, ΔvapSo		 91.6 J/(mol·K)
Solid properties
Std enthalpy change
of formation, ΔfHosolid		  ? kJ/mol
Standard molar entropy,
Sosolid		  ? J/(mol K)
Heat capacity, cp  ? J/(mol K)
Liquid properties
Std enthalpy change
of formation, ΔfHoliquid		 –273.3 kJ/mol
Standard molar entropy,
Soliquid		 239.0 J/(mol K)
Enthalpy of combustion, ΔcHo –2444.2 kJ/mol
Heat capacity, cp 158.4 J/(mol K)
Gas properties
Std enthalpy change
of formation, ΔfHogas		 –238.5 kJ/mol
Standard molar entropy,
Sogas		 310 J/(mol K)
Heat capacity, cp 101.68 J/(mol K) at 25 °C

Vapor pressure of liquid

P in mm Hg11040100400760
T in °C–48.3–17.76.025.060.079.6

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

log of Butanone vapor pressure. Uses formula: obtained from CHERIC[2]

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		  

References

  1. ↑ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
  2. ↑ "Pure Component Properties" (Queriable database). Chemical Engineering Research Information Center. Retrieved 8 May 2007.
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