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 number32 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 ViscosityLange's Handbook of Chemistry, 10th ed. pp 1669-1674 0.5429 mPa·s at 0 °C0.4284 mPa·s at 20 °C0.3490 mPa·s at 40 °C0.2482 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 changeof fusion, ΔfusHo 8.44 kJ/mol Std entropy changeof fusion, ΔfusSo 44.98 J/(mol·K) Std enthalpy changeof vaporization, ΔvapHo 32.2 kJ/mol Std entropy changeof vaporization, ΔvapSo 91.6 J/(mol·K) Solid properties Std enthalpy changeof formation, ΔfHosolid ? kJ/mol Standard molar entropy,Sosolid ? J/(mol K) Heat capacity, cp ? J/(mol K) Liquid properties Std enthalpy changeof 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 changeof 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.
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