Chloroform (data Page)
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This page provides supplementary chemical data on chloroform.

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 and follow its directions.

Structure and properties

Structure and properties
Index of refraction, nD 1.4459 at 19 °C
Abbe number ?
Dielectric constant, ?r 4.8069 ?0 at 20 °C
Bond strength ?
Bond length[1] C-Cl 1.75 Å
Bond angle[1] Cl-C-Cl 110.3°
Dipole moment 1.08 D (gas)[]
1.04 D[2]
Magnetic susceptibility ? - Close to that of Teflon
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[3] 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
, ?fusHo
8.8 kJ/mol
Std entropy change
of fusion
, ?fusSo
42 J/(mol·K)
Std enthalpy change
of vaporization
, ?vapHo
31.4 kJ/mol
Std entropy change
of vaporization
, ?vapSo
105.3 J/(mol·K)
Solid properties
Std enthalpy change
of formation
, ?fHosolid
? kJ/mol
Standard molar entropy,
Sosolid
? J/(mol K)
Heat capacity, cp ? J/(mol K)
Liquid properties
Std enthalpy change
of formation
, ?fHoliquid
-134.3 kJ/mol
Standard molar entropy,
Soliquid
? J/(mol K)
Enthalpy of combustion -473.2 kJ/mol ?cHo
Heat capacity, cp 114.25 J/(mol K)
Gas properties
Std enthalpy change
of formation
, ?fHogas
-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[4] 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.

log10 of Chloroform vapor pressure. Uses formula: obtained from CHERIC[5]

Distillation data

Vapor-liquid Equilibrium
for Chloroform/Ethanol
[6]
P = 101.325 kPa
BP
Temp.
°C
% by mole chloroform
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
[6]
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
[6]
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
?max ? nm
Extinction coefficient, ? ?
IR
Major absorption bands 1215, 761, 668 cm−1
NMR
Proton NMR ? CDCl3 7.26 (s, 1H)
Carbon-13 NMR ? CDCl3 77.2
Other NMR data  
MS
Masses of
main fragments
 

References

  1. ^ a b R. Fourme, M. Renaud, C. R. Acad. Sci, Ser. C(Chim),1966, p 69
  2. ^ CRC Handbook of Chemistry and Physics. 89th ed./David R. Lide ed.-in-chief. CRC Press: Boca Raton, 2008. - p. 9-58
  3. ^ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
  4. ^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524
  5. ^ "Pure Component Properties" (Queriable database). Chemical Engineering Research Information Center. Retrieved 2007.
  6. ^ a b c "Binary Vapor-Liquid Equilibrium Data" (Queriable database). Chemical Engineering Research Information Center. Retrieved 2007.

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

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Chloroform_(data_page)
 



 



 
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