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Acetone (data page)

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This page provides supplementary chemical data on acetone.

Contents

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.

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  ?

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
, ΔfusHo
+5.7 kJ/mol
Std entropy change
of fusion
, ΔfusSo
+32.3 J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo
+31.3 kJ/mol
Std entropy change
of vaporization
, ΔvapSo
95 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
−249.4 kJ/mol
Standard molar entropy,
Soliquid
200.4 J/(mol K)
Heat capacity, cp 125.5 J/(mol K)
Gas properties
Std enthalpy change
of formation
, ΔfHogas
−218.5 kJ/mol
Standard molar entropy,
Sogas
 ? J/(mol K)
Heat capacity, cp 75 J/(mol K)

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

Except where noted otherwise, data relate to standard ambient temperature and pressure.

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