Ethanol (data page)

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This page provides supplementary chemical data on ethanol.

Contents

[edit] 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.

[edit] Structure and properties

Structure and properties
Index of refraction, n25 1.361
Dielectric constant, εr 20 ε0 at 20 °C
Bond strength  ?
Bond length  ?
Bond angle  ?
Magnetic susceptibility  ?

[edit] Thermodynamic properties

Phase behavior
Triple point 159 K (−114 °C), ? Pa
Critical point 514 K (241 °C), 63 bar
Std enthalpy change
of fusion, ΔfusHo		 +4.9 kJ/mol
Std entropy change
of fusion, ΔfusSo		 +31 J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo		 +38.56 kJ/mol
Std entropy change
of vaporization, ΔvapSo		  ? J/(mol·K)
Solid properties
Std enthalpy change
of formation, ΔfHosolid		 -277.7 kJ/mol
Standard molar entropy,
Sosolid		  ? J/(mol K)
Heat capacity, cp  ? J/(mol K)
Liquid properties
Std enthalpy change
of formation, ΔfHoliquid		 −277.38 kJ/mol
Standard molar entropy,
Soliquid		 159.9 J/(mol K)
Heat capacity, cp 112.4 J/(mol K)
Gas properties
Std enthalpy change
of formation, ΔfHogas		 −235.3 kJ/mol
Standard molar entropy,
Sogas		 283 J/(mol K)
Heat capacity, cp 65.21 J/(mol K)

[edit] Spectral data

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