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Chloroform (data page)




This page provides supplementary chemical data on chloroform.

Contents

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. MSDS for chloroform available at Fisher Scientific

Structure and properties

Structure and properties
Index of refraction, nD 1.490 at 19°C
Abbe number ?
Dielectric constant, εr 4.8069 ε0 at 20 °C
Bond strength  ?
Bond length  ?
Bond angle  ?
Dipole moment 1.08 D (gas)
Magnetic susceptibility  ?
Surface tension 28.5 dyn/cm at 10°C
27.1 dyn/cm at 20°C
26.67 dyn/cm at 25°C
23.44 dyn/cm at 50°C
21.7 dyn/cm at 60°C
20.20 dyn/cm at 75°C
Viscosity[1] 0.786 mPa·s at –10°C
0.699 mPa·s at 0°C
0.563 mPa·s at 20°C
0.542 mPa·s at 25 °C
0.464 mPa·s at 40°C
0.389 mPa·s at 60°C

Thermodynamic properties

Phase behavior
Triple point 209.61 K (–63.54 °C), ? Pa
Critical point 537 K (264 °C), 5328.68 kPa
Std enthalpy change
of fusion
, ΔfusHo
8.8 kJ/mol
Std entropy change
of fusion, ΔfusSo
42 J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo
31.4 kJ/mol
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
–134.3 kJ/mol
Standard molar entropy,
Soliquid
 ? J/(mol K)
Enthalpy of combustion –473.2 kJ/mol ΔcHo
Heat capacity, cp 114.25 J/(mol K)
Gas properties
Std enthalpy change
of formation
, ΔfHogas
–103.18 kJ/mol
Standard molar entropy,
Sogas
295.6 J/(mol K) at 25°C
Heat capacity, cp 65.33 J/(mol K) at 25°C
van der Waals' constants[2] a = 1537 L2 kPa/mol2
b = 0.1022 liter per mole

Vapor pressure of liquid

P in mm Hg 1 10 40 100 400 760 1520 3800 7600 15200 30400 45600
T in °C –58.0 –29.7 –7.1 10.4 42.7 61.3 83.9 120.0 152.3 191.8 237.5  —

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

 

Distillation data

Vapor-liquid Equilibrium
for Chloroform/Ethanol
[4]
P = 101.325 kPa
BP
Temp.
°C
% by mole chlorform
liquid vapor
78.15 0.0 0.0
78.07 0.52 1.59
77.83 1.02 3.01
76.81 2.21 7.45
74.90 5.80 17.10
74.39 6.72 19.40
73.55 8.38 23.31
72.85 10.57 28.05
72.24 11.80 30.52
71.58 13.18 33.13
69.72 17.65 41.00
68.95 19.62 43.66
68.58 20.71 45.43
67.35 23.86 49.77
65.89 28.54 55.09
64.87 32.35 58.48
63.88 36.07 61.27
63.23 39.34 64.50
62.61 41.38 65.49
62.17 44.41 67.57
61.48 49.97 71.11
61.00 53.92 72.91
60.49 54.76 73.57
60.35 59.65 74.68
60.30 61.60 75.53
60.20 63.04 76.12
60.09 64.48 76.69
59.97 66.90 77.74
59.54 72.01 79.33
59.32 79.07 82.62
59.26 82.99 83.59
59.28 84.97 84.69
59.31 85.96 85.24
59.46 89.92 87.93
59.72 91.10 88.73
59.70 92.44 89.79
59.84 93.90 91.02
59.91 95.26 92.56
60.18 96.13 93.58
60.88 98.89 97.93
61.13 100.00 100.00
   
Vapor-liquid Equilibrium
for Chloroform/Acetone
[4]
P = 101.325 kPa
BP
Temp.
°C
% by mole acetone
liquid vapor
62.11 7.5 4.9
63.45 17.7 13.7
63.95 22.9 19.1
64.19 26.2 23.0
64.29 28.5 25.9
64.45 34.5 33.9
64.47 35.7 35.6
64.47 36.5 36.6
64.46 38.7 39.6
64.43 39.5 40.8
64.40 40.4 42.0
64.20 45.2 48.8
64.05 46.6 51.0
64.04 47.4 52.0
63.67 51.9 57.9
63.19 56.4 64.1
62.73 59.4 67.9
62.42 61.0 69.7
62.16 62.4 71.5
61.24 68.4 78.0
60.23 74.7 84.0
57.23 91.8 96.1
   
Vapor-liquid Equilibrium
for Chloroform/Methanol
[4]
P = 760 mm Hg
BP
Temp.
°C
% by mole chloroform
liquid vapor
63 4.0 10.2
62 6.5 15.4
60.9 9.5 21.5
59.3 14.6 30.4
57.8 19.6 37.8
57.0 23.0 42.0
55.9 28.7 47.2
55.3 33.2 50.7
54.7 38.3 54.0
54.3 42.5 56.4
54.0 45.9 58.0
53.8 52.0 60.7
53.7 55.7 61.9
53.5 62.8 64.3
53.5 63.6 64.6
53.5 66.7 65.5
53.7 75.3 68.4
53.9 79.7 70.1
54.4 85.5 73.0
55.2 90.4 76.8
56.3 93.7 81.2
57.9 97.0 87.5

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

  1. ^ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
  2. ^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524
  3. ^ Pure Component Properties (Queriable database). Chemical Engineering Research Information Center. Retrieved on 16 May 2007.
  4. ^ a b c Binary Vapor-Liquid Equilibrium Data (Queriable database). Chemical Engineering Research Information Center. Retrieved on 17 May 2007.
  • NIST Standard Reference Database. Retrieved on 16 May 2007.

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Chloroform_(data_page)". A list of authors is available in Wikipedia.
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