Properties

Chemical formula C6Cl6
CAS chemical name
Hexachlorobenzene
CAS number
118-74-1
U.S. EPA PC Code 061001
CA DPR Chem Code 321
Molecular mass 284.78 g/mole
Density 2.044 g/cm³
Melting point 227-230 °C
Boiling point 323-326 °C (sublimes)
Soil sorption coefficient log Koc  =  2.56-6.08
Octanol/Water Partition log Kow  =  3.03-6.42
Solubility in water Sw  = 6 μg/l  at 20°C
Vapour pressure 1.089 x 10-5 mm Hg at 20 °C
Henry’s law constant KH =7,10 x 10-2  atm-m3/mol
Appearance White monoclinic crystals or crystalline solid
Trade Names/Synonyms Amaticin, Anticarie, Bunt cure, Bunt no more, Co op hexa, Granox, No bunt, Sanocide, Smut go, Sniecotox
Nonwater solvents

Slightly soluble in ethanol, soluble in ethyl ether, and

very soluble in benzene
 


    Structure formula of HCB


    3D structure of HCB