Chlorobenzene (data page)

This page provides supplementary chemical data on Chlorobenzene.

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. An external MSDS is available here.

Structure and properties

Structure and properties
Index of refraction, nD	1.5241
Abbe number	?
Dielectric constant, εr	5.6895 at 293.2 K
Bond strength	?
Bond length	?
Bond angle	?
Magnetic susceptibility, χm	69.5 x10−6 cm3 mol−1
Surface tension, ${\displaystyle \gamma }$	34.78 dyn/cm at 10°C 32.99 dyn/cm at 25°C 30.02 dyn/cm at 50°C 27.04 dyn/cm at 75°C 24.06 dyn/cm at 100°C
Speed of Sound	1311 m/s at 20°C

Thermodynamic properties

Phase behavior
Triple point	? K (? °C), ? Pa
Critical point	633.4 K (360.25°C), 4.52 MPa
Std enthalpy change of fusion, ΔfusHo	? kJ/mol
Std entropy change of fusion, ΔfusSo	9.6 J/(mol·K)
Std enthalpy change of vaporization, ΔvapHo	40.97 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)
Specific heat capacity, cp	? J/(mol K)
Liquid properties
Std enthalpy change of formation, ΔfHoliquid	11.1 kJ/mol
Standard molar entropy, Soliquid	? J/(mol K)
Specific heat capacity, cp	150.1 J/(mol K)
Gas properties
Std enthalpy change of formation, ΔfHogas	52.0 kJ/mol
Standard molar entropy, Sogas	? J/(mol K)
Specific heat capacity, cp	? J/(mol K)
Van der Waals' constants	a = 25.8 L2bar/mol2 b = 0.1454 L/mol
Other properties
Std molar enthalpy of hydration of gas, ΔhydH∞ = ΔsolH∞ - ΔvapHo	-30.6 kJ/mol @ 298.15K

Vapor pressure of liquid

P in Pa 10 100 1k 10k 100k T in °C -43 e -17 e 16.8 62.9 131.3 e - extrapolated data

Viscosity of liquid

T in °C -25 0 25 50 75 100 Viscosity in mPa s 1.703 1.058 0.753 0.575 0.456 0.369

Thermal Conductivity of liquid

T in °C -25 0 25 50 75 100 Conductivity in W/m K 0.137 0.132 0.127 0.123 0.118 0.113

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

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