1,1,1,2-Tetrachloroethane is a chlorinated hydrocarbon. It is a colorless liquid with a sweet

chloroform Chloroform, or trichloromethane (often abbreviated as TCM), is an organochloride with the formula and a common solvent. It is a volatile, colorless, sweet-smelling, dense liquid produced on a large scale as a precursor to refrigerants and po ...

-like odor. It is used as a

solvent A solvent (from the Latin language, Latin ''wikt:solvo#Latin, solvō'', "loosen, untie, solve") is a substance that dissolves a solute, resulting in a Solution (chemistry), solution. A solvent is usually a liquid but can also be a solid, a gas ...

and in the production of

wood stain Wood stain is a type of paint used to colour wood comprising colourants dissolved and/or suspended in a vehicle or solvent. Pigments and/or dyes are largely used as colourants in most stains. The initial application of any paint or varnish is ...

s and

varnish Varnish is a clear Transparency (optics), transparent hard protective coating or film. It is not to be confused with wood stain. It usually has a yellowish shade due to the manufacturing process and materials used, but it may also be pigmente ...

es. It is an isomer of

1,1,2,2-tetrachloroethane 1,1,2,2-tetrachloroethane (TeCA), also known by the brand names Bonoform, Cellon and Westron, is an organic compound. It is colorless liquid and has a sweet odor. It is used as an industrial solvent and as a separation agent. TeCA is toxic and it ca ...

Production

1,1,1,2-Tetrachloroethane can be obtained by a two-step addition reaction of

acetylene Acetylene (Chemical nomenclature, systematic name: ethyne) is a chemical compound with the formula and structure . It is a hydrocarbon and the simplest alkyne. This colorless gas is widely used as a fuel and a chemical building block. It is u ...

with chlorine (via

dichloroethene Dichloroethene or dichloroethylene, often abbreviated as DCE, can refer to any one of several isomeric forms of the organochloride Organochlorine chemistry is concerned with the properties of organochlorine compounds, or organochlorides, organic c ...

), but this mainly produces 1,1,2,2-tetrachloroethane. : : It can be obtained directly by chlorination of

1,1,2-trichloroethane 1,1,2-Trichloroethane, vinyl trichloride or 1,1,2-TCA, is an organochloride solvent with the molecular formula and the structural formula . It is a colourless, sweet-smelling liquid that does not dissolve in water, but is soluble in most organic ...

: :

Safety

IARC IARC may refer to: * International Aerial Robotics Competition * International Age Rating Coalition * International Agency for Research on Cancer * International Arctic Research Center * Israel Association of Radio Communication * iArc, South Ko ...

has classified 1,1,1,2-tetrachloroethane as a possible carcinogen for humans in 2014.IARC Monograph 106 – 1,1,1,2-Tetrachloroethane, 2014
/ref>

References

{{DEFAULTSORT:Tetrachlorethane, 1, 1, 1, 2- Chloroalkanes Halogenated solvents IARC Group 2B carcinogens Sweet-smelling chemicals

Production

Safety

See also

References