Trichloroethane

Chemical compound

Trichloroethane
1,1,1-Trichloroethane.svg
Skeletal formula of 1,1,1-Trichloroethane
Identifiers
CAS Number
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UNII
ChEBI
ChEMBL
Properties
Chemical Formula
Molar Mass
Appearance
Density	1.34 g/cm³
Melting Point	-30.4 °C
Boiling Point	74.1 °C
Hazards
GHS Pictograms	[[File:|50px]]
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NFPA 704	[[File:|50px]]
References

Trichloroethane refers to either of two isomeric chemical compounds: 1,1,1-Trichloroethane and 1,1,2-Trichloroethane. These compounds are chlorinated hydrocarbons and are used primarily as solvents and in the production of other chemicals.

Types

1,1,1-Trichloroethane

1,1,1-Trichloroethane (methyl chloroform) is a volatile organic compound that was widely used as an industrial solvent and in aerosol sprays. It is known for its relatively low toxicity compared to other chlorinated hydrocarbons. However, due to its ozone depletion potential, its production and use have been largely phased out under the Montreal Protocol.

1,1,2-Trichloroethane

1,1,2-Trichloroethane is less commonly used than its isomer. It is primarily used as an intermediate in the production of other chemicals, such as vinylidene chloride.

Properties

Trichloroethane compounds are colorless liquids with a sweet, chloroform-like odor. They are non-flammable and have moderate solubility in water. These compounds are effective solvents for oils, fats, resins, waxes, and rubber.

Health and Environmental Impact

Exposure to trichloroethane can occur through inhalation, ingestion, or skin contact. Short-term exposure can cause dizziness, headache, and nausea. Long-term exposure may lead to more serious health effects, including liver and kidney damage. Due to its environmental impact, particularly its role in ozone layer depletion, the use of 1,1,1-Trichloroethane has been significantly reduced.

Related Pages

• Chlorinated hydrocarbon
• Solvent
• Montreal Protocol
• Ozone depletion
• Vinylidene chloride

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