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Trichloroethylene Structure

Trichloroethylene

Chemical Properties

Melting point -86 °C
Boiling point 87 °C
Density  1.463 g/mL at 25 °C(lit.)
vapor density  4.5 (vs air)
vapor pressure  61 mm Hg ( 20 °C)
refractive index  n20/D 1.476(lit.)
Flash point 90°C
storage temp.  2-8°C
solubility  Soluble in acetone, ethanol, chloroform, ether (U.S. EPA, 1985), and other organic solvents including bromoform, carbon tetrachloride, methylene chloride, trichloroethylene, and tetrachloroethylene.
form  Liquid
color  Clear colorless
Odor Chloroform-like; ethereal.
Odor Threshold 3.9ppm
Water Solubility  Slightly soluble. 0.11 g/100 mL
Merck  14,9639
BRN  1736782
Henry's Law Constant 3.14 at 1.8 °C, 8.47 at 21.6 °C, 19.0 at 40.0 °C, 26.5 at 50 °C, 35.8 at 60 °C, 56.6 at 70 °C (EPICS-GC, Shimotori and Arnold, 2003)
Exposure limits TLV-TWA 50 ppm (~270 mg/m3) (ACGIH), 100 ppm (MSHA and OSHA); TLV-STEL 200 ppm (ACGIH); ceiling 200 ppm (OSHA); carcinogenicity: Animal Lim ited Evidence, Human Inadequate Evidence (IARC).
Dielectric constant 3.4(16℃)
Stability Stable. Incompatible with oxidizing agents, aluminium, magnesium, strong bases, reducing agents. Light-sensitive. Reacts violently with many metals, ozone, potassium nitrate, potassium hydroxide, sodium hydroxide.
LogP 2.53 at 20℃
CAS DataBase Reference 79-01-6(CAS DataBase Reference)
IARC 1 (Vol. Sup 7, 63, 106) 2014
NIST Chemistry Reference Trichloroethylene(79-01-6)
EPA Substance Registry System Trichloroethylene (79-01-6)

Safety Information

Hazard Codes  T,F
Risk Statements  45-36/38-52/53-67-68-39/23/24/25-23/24/25-11
Safety Statements  53-45-61-36/37-16-7
RIDADR  UN 1710 6.1/PG 3
WGK Germany  3
RTECS  KX4550000
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29032200
Hazardous Substances Data 79-01-6(Hazardous Substances Data)
Toxicity LD50 orally in rats: 4.92 ml/kg; LC (4 hrs) in rats: 8000 ppm (Smyth)
IDLA 1,000 ppm

MSDS

Usage And Synthesis

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