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 ×10−6 cm3 mol−1 Surface tension, 34.78 dyn/cm at 10°C32.99 dyn/cm at 25°C30.02 dyn/cm at 50°C27.04 dyn/cm at 75°C24.06 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 changeof fusion, ΔfusHo ? kJ/mol Std entropy changeof fusion, ΔfusSo 9.6 J/(mol·K) Std enthalpy changeof vaporization, ΔvapHo 40.97 kJ/mol Std entropy changeof vaporization, ΔvapSo ? J/(mol·K) Solid properties Std enthalpy changeof formation, ΔfHosolid ? kJ/mol Standard molar entropy,Sosolid ? J/(mol K) Specific heat capacity, cp ? J/(mol K) Liquid properties Std enthalpy changeof 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 changeof 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  

References