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Chloroform (data page)

This page provides supplementary chemical data on chloroform.

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1 Material Safety Data Sheet
2 Structure and properties
3 Thermodynamic properties
4 Vapor pressure of liquid
5 Distillation data
6 Spectral data
7 References

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, n_D	1.490 at 19°C
Abbe number	?
Dielectric constant, ε_r	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, Δ_fusH^o	8.8 kJ/mol
Std entropy change of fusion, Δ_fusS^o	42 J/(mol·K)
Std enthalpy change of vaporization, Δ_vapH^o	31.4 kJ/mol
Std entropy change of vaporization, Δ_vapS^o	? J/(mol·K)
Solid properties
Std enthalpy change of formation, Δ_fH^o_solid	? kJ/mol
Standard molar entropy, S^o_solid	? J/(mol K)
Heat capacity, c_p	? J/(mol K)
Liquid properties
Std enthalpy change of formation, Δ_fH^o_liquid	–134.3 kJ/mol
Standard molar entropy, S^o_liquid	? J/(mol K)
Enthalpy of combustion	–473.2 kJ/mol Δ_cH^o
Heat capacity, c_p	114.25 J/(mol K)
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	–103.18 kJ/mol
Standard molar entropy, S^o_gas	295.6 J/(mol K) at 25°C
Heat capacity, c_p	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

BP Temp. °C	% by mole chlorform
Vapor-liquid Equilibrium for Chloroform/Ethanol^[4] P = 101.325 kPa
BP Temp. °C	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

BP Temp. °C	% by mole acetone
Vapor-liquid Equilibrium for Chloroform/Acetone^[4] P = 101.325 kPa
BP Temp. °C	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

BP Temp. °C	% by mole chloroform
Vapor-liquid Equilibrium for Chloroform/Methanol^[4] P = 760 mm Hg
BP Temp. °C	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
λ_max	? 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

^ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524
^ Pure Component Properties (Queriable database). Chemical Engineering Research Information Center. Retrieved on 16 May 2007.
^ ^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.

Category: Chemical data pages

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.