Trichloroethylene (data page)

This page provides supplementary chemical data on trichloroethylene.

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 eChemPortal, and follow its directions.

Structure and properties

More information Structure and properties ...

Structure and properties
Index of refraction,^[1]n_D	1.4777 at 19.8 °C
Abbe number	?
Dielectric constant,^[2] ε_r	3.4 ε₀ at 16 °C
Bond strength	?
Bond length	?
Bond angle	?
Magnetic susceptibility	?
Surface tension^[3]	28.7 dyn/cm
Viscosity^[4]	0.53 mPa·s at 25 °C

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Thermodynamic properties

More information Phase behavior, Solid properties ...

Phase behavior
Triple point^[5]	188.4 K (−84.7 °C), ? Pa
Critical point^[5]	571 K (298 °C), 5016 kPa
Std enthalpy change of fusion, Δ_fusH^o	8.45 kJ/mol
Std entropy change of fusion, Δ_fusS^o	44.8 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	−53.1 kJ/mol
Standard molar entropy, S^o_liquid	? J/(mol K)
Enthalpy of combustion, Δ_cH^o_liquid	−947.7 kJ/mol
Heat capacity, c_p	120.1 J/(mol K)
Gas properties
Std enthalpy change of formation, Δ_fH^o_gas	−19.1 kJ/mol
Standard molar entropy, S^o_gas	? J/(mol K)
Heat capacity,^[6] c_p	80.7 J/(mol K) at 25 °C

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Vapor pressure of liquid

P in mm Hg		1	10	40	100	400	760
T in °C		−43.8	−12.4	11.9	31.4	67.0	86.7

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

**log₁₀ of Trichloroethylene vapor pressure.** Uses formula: $\scriptstyle \log _{e}P_{mmHg}=$ $\scriptstyle \log _{e}({\frac {760}{101.325}})-3.586434\log _{e}(T+273.15)-{\frac {5142.974}{T+273.15}}+39.83149+1.342324\times 10^{-6}(T+273.15)^{2}$ obtained from CHERIC^[6]

Distillation data

More information BPTemp. °C, % by mole CCl4 ...

BP Temp. °C	% by mole CCl₄
Vapor-liquid Equilibrium for Trichloroethylene/Carbon tetrachloride^[7] P = 760 mmHg
BP Temp. °C	liquid	vapor
86.0	6.0	7.5
85.1	14.7	17.6
84.4	20.2	25.0
84.2	22.4	27.8
83.5	27.4	34.4
83.1	31.5	38.0
82.5	37.6	44.5
81.3	49.0	56.5
81.0	52.5	58.9
80.5	58.0	65.0
80.0	62.7	70.0
79.1	70.6	78.0
78.5	76.7	82.9
78.1	80.4	86.6
77.3	91.8	95.0
76.9	96.5	98.0

BP Temp. °C	% by mole trichloroethylene
Vapor-liquid Equilibrium for Trichloroethylene/Tetrachloroethylene^[7] P = 760 mmHg
BP Temp. °C	liquid	vapor
117.0	7.5	17.8
115.7	10.0	22.8
112.8	16.2	33.8
110.5	21.7	42.0
109.1	25.0	46.8
106.9	30.8	53.7
105.7	33.6	57.2
103.4	39.4	62.7
101.0	46.2	69.8
100.0	49.3	71.8
98.4	55.0	75.6
96.3	61.4	80.0
94.4	68.5	84.3
93.4	72.3	87.2
92.1	76.9	88.8
89.5	87.5	95.0

BP Temp. °C	% by mole trichloroethylene
Vapor-liquid Equilibrium for Trichloroethylene/Isopropanol^[7] P = 100 kPa
BP Temp. °C	liquid	vapor
81.7	0.0	0.0
81.4	0.8	2.1
80.4	3.2	8.0
79.3	6.8	14.7
78.3	10.6	20.9
77.2	15.6	27.3
76.3	21.8	33.7
75.6	29.0	39.4
75.2	35.7	43.7
74.9	43.3	47.7
74.8	50.9	50.8
74.8	57.3	53.9
75.0	63.2	56.2
75.3	69.5	58.7
75.7	75.2	61.1
76.2	79.8	64.1
77.4	86.2	68.8
78.9	90.8	74.5
80.5	94.1	80.1
81.3	94.9	83.0
82.5	96.7	87.1
83.5	97.9	90.7
84.2	98.5	92.9
85.0	99.1	95.1
86.4	100.0	100.0

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Spectral data

More information UV-Vis, IR ...

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

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Except where noted otherwise, data relate to Standard temperature and pressure.
Reliability of data general note.

Trichloroethylene (data page)

Material Safety Data Sheet

Structure and properties

Thermodynamic properties

Vapor pressure of liquid

Distillation data

Spectral data

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