Chlorobenzene

Title: Chlorobenzene
CAS Registry Number: 108-90-7
Additional Names: Monochlorobenzene; benzene chloride
Molecular Formula: C6H5Cl
Molecular Weight: 112.56
Percent Composition: C 64.02%, H 4.48%, Cl 31.50%
Literature References: Produced by the chlorination of benzene in the presence of a catalyst. Review of manuf, properties, and use: Faith, Keyes & Clark's Industrial Chemicals, F. A. Lowenheim, M. K. Moran, Eds. (Wiley-Interscience, New York, 4th ed., 1975) pp 258-265. Review of toxicology and human exposure: Toxicological Profile for Chlorobenzene (PB91-180505, 1990) 100 pp.
Properties: Colorless, very refractive liquid; faint, not unpleasant odor. d420 1.107. bp 131-132°. Solidif -55°. mp -45°. Flash pt 28°C. nD20 1.5248. Insol in water. Freely sol in alcohol, benzene, chloroform, ether.
Melting point: mp -45°
Boiling point: bp 131-132°
Flash point: Flash pt 28°C
Index of refraction: nD20 1.5248
Density: d420 1.107
CAUTION: Potential symptoms of overexposure are irritation of skin, eyes and nose; drowsiness, incoordination; CNS depression. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 62.
Use: Manuf phenol, aniline, DDT; solvent for paints; heat transfer medium.
Chlorobenzilate Chlorocresol Chlorocyanohydrin Chlorodibromomethane Chlorofluorocarbons

Chlorobenzene
Chlorobenzene2.svg Chlorobenzene
Chlorobenzene.png
Identifiers
CAS number 108-90-7 YesY
PubChem 7964
ChemSpider 7676 YesY
UNII K18102WN1G YesY
KEGG C06990 YesY
ChEBI CHEBI:28097 YesY
ChEMBL CHEMBL16200 YesY
RTECS number CZ0175000
Jmol-3D images Image 1
Properties
Molecular formula C6H5Cl
Molar mass 112.56 g/mol
Appearance colorless liquid
Density 1.11 g/cm³, liquid
Melting point −45 °C; −49 °F; 228 K
Boiling point 131 °C; 268 °F; 404 K
Solubility in water 0.5 g l-1 in water at 20 °C
Solubility in other solvents soluble in most organic solvents
Hazards
MSDS External MSDS
R-phrases R10 R20 R51/53
S-phrases S24/25 S61
NFPA 704
NFPA 704.svg
3
3
0
Flash point 29 °C; 84 °F; 302 K
Related compounds
Related Halobenzenes Fluorobenzene
Bromobenzene
Iodobenzene
Related compounds benzene
1,4-dichlorobenzene
Supplementary data page
Structure and
properties
n, εr, etc.
Thermodynamic
data
Phase behaviour
Solid, liquid, gas
Spectral data UV, IR, NMR, MS
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Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Chlorobenzene is an aromatic organic compound with the chemical formula C6H5Cl. This colorless, flammable liquid is a common solvent and a widely used intermediate in the manufacture of other chemicals.