Ethanol (data page)

Encyclopedia : E : ET : ETH : Ethanol (data page)

This page provides supplementary chemical data on ethanol.

Contents

1 Material Safety Data Sheet
2 Structure and properties
3 Thermodynamic properties
4 Spectral data

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, n₂₅ 1.361
Dielectric constant, ε_r ? ε₀ at ? °C
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility ?

Structure and properties
Index of refraction, n₂₅	1.361
Dielectric constant, ε_r	? ε₀ at ? °C
Bond strength	?
Bond length	?
Bond angle	?
Magnetic susceptibility	?

Thermodynamic properties

Phase behavior
Triple point 159 K (−114 °C), ? Pa
Critical point 514 K (241 °C), 63 bar
Std enthalpy change
of fusion, Δ_fusH^o +4.9 kJ/mol
Std entropy change
of fusion, Δ_fusS^o +31 J/(mol·K)
Std enthalpy change
of vaporization, Δ_vapH^o +38.56 kJ/mol
Std entropy change
of vaporization, Δ_vapS^o ? J/(mol·K)
Solid properties
Std enthalpy change
of formation, Δ_fH^o_solid -277.7 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 −277.38 kJ/mol
Standard molar entropy,
S^o_liquid 159.9 J/(mol K)
Heat capacity, c_p 112.4 J/(mol K)
Gas properties
Std enthalpy change
of formation, Δ_fH^o_gas −235.3 kJ/mol
Standard molar entropy,
S^o_gas 283 J/(mol K)
Heat capacity, c_p 65.21 J/(mol K)

Phase behavior
Triple point	159 K (−114 °C), ? Pa
Critical point	514 K (241 °C), 63 bar
Std enthalpy change of fusion, Δ_fusH^o	+4.9 kJ/mol
Std entropy change of fusion, Δ_fusS^o	+31 J/(mol·K)
Std enthalpy change of vaporization, Δ_vapH^o	+38.56 kJ/mol
Std entropy change of vaporization, Δ_vapS^o	? J/(mol·K)
Solid properties
Std enthalpy change of formation, Δ_fH^o_solid	-277.7 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	−277.38 kJ/mol
Standard molar entropy, S^o_liquid	159.9 J/(mol K)
Heat capacity, c_p	112.4 J/(mol K)
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	−235.3 kJ/mol
Standard molar entropy, S^o_gas	283 J/(mol K)
Heat capacity, c_p	65.21 J/(mol K)

Spectral data

UV-Vis
λ_max ? nm
Extinction coefficient, ε ?
IR

715px

Major absorption bands 880, 1048, 1089, 2899, 2930, cm⁻¹
NMR
Proton NMR
Carbon-13 NMR
Other NMR data
MS
Masses of
main fragments

UV-Vis
λ_max	? nm
Extinction coefficient, ε	?
IR 715px
Major absorption bands	880, 1048, 1089, 2899, 2930, cm⁻¹
NMR
Proton NMR
Carbon-13 NMR
Other NMR data
MS
Masses of main fragments

From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.