Butanone_(data_page) Knowpia

This page provides supplementary chemical data on butanone.

Material Safety Data Sheet edit

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 edit

Structure and properties
Index of refraction, n_D	1.3807 at 15.9 °C
Abbe number	32
Dielectric constant, ε_r	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 edit

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, Δ_fusH^o	8.44 kJ/mol
Std entropy change of fusion, Δ_fusS^o	44.98 J/(mol·K)
Std enthalpy change of vaporization, Δ_vapH^o	32.2 kJ/mol
Std entropy change of vaporization, Δ_vapS^o	91.6 J/(mol·K)
Solid properties
Std enthalpy change of formation, Δ_fH^o_solid	? kJ/mol
Standard molar entropy, S^o_solid	? J/(mol K)
Heat capacity, c_p	? J/(mol K)
Liquid properties
Std enthalpy change of formation, Δ_fH^o_liquid	–273.3 kJ/mol
Standard molar entropy, S^o_liquid	239.0 J/(mol K)
Enthalpy of combustion, Δ_cH^o	–2444.2 kJ/mol
Heat capacity, c_p	158.4 J/(mol K)
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	–238.5 kJ/mol
Standard molar entropy, S^o_gas	310 J/(mol K)
Heat capacity, c_p	101.68 J/(mol K) at 25 °C

Vapor pressure of liquid edit

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:

\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 edit

UV-Vis
λ_max	? 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.