Butanone (data page)

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.

• SIRI
• Fisher Scientific
• Science Stuff

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 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.

log of Butanone vapor pressure. Uses formula: ${\displaystyle \scriptstyle \log _{e}P_{mmHg}=\log _{e}({\frac {760}{101.325}})-7.783651\log _{e}(T+273.15)-{\frac {6160.169}{T+273.15}}+66.97868+6.139268\times 10^{-6}(T+273.15)^{2}}$ 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