Chloroform (data page)

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Template:Short description Template:Use dmy dates

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

Template:Chembox header | Structure and properties
Index of refraction, nD 1.4459 at 19 °C
Abbe number ?
Dielectric constant, εr 4.8069 ε0 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)Template:Citation needed
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

Template:Chembox header | 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 		105.3 J/(mol·K)
Template:Chembox header | Solid properties
Std enthalpy change
of formation, ΔfHosolid 		? kJ/mol
Standard molar entropy,
Sosolid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | 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)
Template:Chembox header | 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[4] a = 1537 L2 kPa/mol2
b = 0.1022 liter per mole

Vapor pressure of liquid

Template:Chembox header | P in mm Hg 1 10 40 100 400 760 1520 3800 7600 15200 30400 45600
Template:Chembox header | 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: logePmmHg=loge(760101.325)−10.07089loge(T+273.15)−6351.140T+273.15+81.14393+9.127608×10−6(T+273.15)2 obtained from CHERIC[5]

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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

Template:Chembox header | UV-Vis
λmax ? nm
Extinction coefficient, ε ?
Template:Chembox header | IR
Major absorption bands 1215, 761, 668 cm−1
Template:Chembox header | NMR
Proton NMR δ CDCl3 7.26 (s, 1H)
Carbon-13 NMR δ CDCl3 77.2
Other NMR data  
Template:Chembox header | MS
Masses of
main fragments 		 

References

  1. ↑ 1.0 1.1 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. ↑ Template:Cite web
  6. ↑ 6.0 6.1 6.2 Template:Cite web

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