1,2-Dichloroethane (data page)

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This page provides supplementary chemical data on 1,2-dichloroethane.

Structure and properties

More information Structure and properties ...
Structure and properties
Index of refraction,[1] nD 1.4448
Abbe number ?
Dielectric constant,[2] εr 10.5 ε0 at 20 Â°C
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility ?
Surface tension[3] 40.05 mN/m at 10 Â°C
38.75 mN/m at 20 Â°C
28.4 mN/m   at 100 Â°C
Viscosity[4] 1.1322 mPa·s at 0 Â°C
0.8385 mPa·s at 20 Â°C
0.6523 mPa·s at 40 Â°C
0.4357 mPa·s at 80 Â°C
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Thermodynamic properties

More information Phase behavior, Solid properties ...
Phase behavior
Triple point 237.2 K (−35.9 Â°C), ? Pa
Critical point 561.6 K (288.5 Â°C), 5380 kPa
Std enthalpy change
of fusion, ΔfusHo		 8.8366 kJ/mol at −35.9 Â°C
Std entropy change
of fusion, ΔfusSo		 37.25 J/(mol·K) at −35.9 Â°C
Std enthalpy change
of vaporization, ΔvapHo		 33.91 kJ/mol at 20 Â°C
Std entropy change
of vaporization, ΔvapSo		 ? 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		 −169.7 kJ/mol
Standard molar entropy,
Soliquid		 208.53 J/(mol K)
Enthalpy of combustion, ΔcHoliquid −1236.4 kJ/mol
Heat capacity, cp 129.0 J/(mol K)
Gas properties
Std enthalpy change
of formation, ΔfHogas		 −125.4 kJ/mol
Standard molar entropy,
Sogas		 ? J/(mol K)
Heat capacity, cp 77.5 J/(mol K) at 25 Â°C
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Vapor pressure of liquid

P in mm Hg11040100400760152038007600152003040045600
T in °C−44.5(s)–13.610.029.464.083.4108.1147.8183.5226.5272.0 â€”

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed. The (s) annotation indicates temperature is equilibrium of vapor over solid. Otherwise temperature is equilibrium of vapor over liquid.

log10 of 1,2-dichloroethane vapor pressure. Uses formula: obtained from CHERIC[5]

Distillation data

See also:

More information BPTemp. °C, % by mole methanol ...
Vapor-liquid equilibrium
of 1,2-Dichloroethylene/
Methanol[6]
P = 96.7 kPa
BP
Temp.
°C		 % by mole methanol
liquidvapor
63.3100.00100.00
60.292.0182.50
59.379.5272.06
58.969.0366.43
59.163.5063.50
59.059.0263.27
59.347.9163.25
59.643.0262.55
61.815.0354.15
66.76.0142.03
82.150.000.0
    
Vapor-liquid equilibrium
of 1,2-Dichloroethylene/
Ethanol[6]
P = 760 mm Hg
BP
Temp.
°C		 % by mole ethanol
liquidvapor
79.93.013.0
78.04.219.5
76.77.323.3
74.111.331.5
72.615.236.0
70.928.343.6
70.534.545.2
70.242.547.8
70.148.849.8
70.259.853.5
70.870.558.2
71.476.562.8
72.181.767.0
74.792.381.7
75.794.886.5
77.397.894.5
    
Vapor-liquid equilibrium
of 1,2-Dichloroethylene/
Toluene[6]
P = 760 mm Hg
BP
Temp.
°C		 % by mole dichloroethane
liquidvapor
85.589.794.2
87.580.189.2
89.169.882.1
91.360.578.2
92.954.072.5
94.648.266.3
97.139.860.3
97.836.455.0
101.526.242.4
102.720.034.8
105.714.027.5
108.17.016.9
109.11.86.6
    
Vapor-liquid equilibrium
of 1,2-Dichloroethylene/
Cyclohexane[6]
P = 760 mm Hg
BP
Temp.
°C		 % by mole cyclohexane
liquidvapor
80.56.5014.60
80.08.2517.00
78.812.0023.70
77.617.3029.80
77.021.5033.40
76.426.1537.50
75.931.9040.80
75.636.1043.60
75.242.9547.60
75.151.7052.50
75.152.4553.00
75.156.1055.10
75.259.7557.10
75.772.9065.60
76.682.0073.50
77.588.0079.80
79.395.5091.50
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Spectral data

More information UV-Vis, IR ...
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		  
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References

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