Product Name
Ethylene trichloride
Description
Trichloroethylene appears as a clear colorless volatile liquid having a chloroform-like odor. Denser than water and is slightly soluble in water. Noncombustible. Used as a solvent, fumigant, in the manufacture of other chemicals, and for many other uses.;Liquid;Liquid;COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.;Colorless liquid (unless dyed blue) with a chloroform-like odor.;Colorless liquid (unless dyed blue) with a chloroform-like odor.
IUPAC Name
1,1,2-trichloroethene
Molecular Weight
131.38g/mol
Molecular Formula
C2HCl3;ClCH=CCl2;C2HCl3
Canonical SMILES
C(=C(Cl)Cl)Cl
InChI
InChI=1S/C2HCl3/c3-1-2(4)5/h1H
InChI Key
XSTXAVWGXDQKEL-UHFFFAOYSA-N
Boiling Point
189 °F at 760 mm Hg (NTP, 1992);87.2 °C;87.2 °C;87 °C;189°F;189°F
Melting Point
-99 °F (NTP, 1992);-84.7 °C;-84.7 °C;-84.8°C;-86 °C;-99°F;-99°F
Flash Point
greater than 200 °F (NTP, 1992);>200°F
Density
1.46 at 68 °F (USCG, 1999);1.4642 at 20 °C/4 °C;Relative density (water = 1): 1.5 (20 °C);1.46;1.46
Solubility
less than 1 mg/mL at 70° F (NTP, 1992);0.01 M;In water, range of 999-1,472 mg/L at 25 °C (average of 1,118 mg/L) /7 measured values/;In water, 1,280 mg/L at 25 °C;Miscible with ethanol, ethyl ether; soluble in acetone, carbon tetrachloride, chloroform;Dissolves most fixed and volatile oils;1.28 mg/mL at 25 °C;Solubility in water, g/100ml at 20 °C: 0.1;0.1%
Application
Ethylene trichloride is a versatile chemical compound primarily used as a solvent in various industrial applications. This colorless liquid is known for its effectiveness in dissolving fats, waxes, resins, oils, rubber, paints, and varnishes, making it an essential component in manufacturing processes. Ethylene trichloride is also utilized for solvent extraction, serving industries such as pharmaceuticals and organic chemical production. Additionally, it plays a critical role in degreasing, dry cleaning, and processing cellulose esters and ethers. Its ability to clean and interact with diverse materials without causing corrosion enhances its value in various sectors, making ethylene trichloride an indispensable tool for industry professionals.
Color/Form
Colorless liquid (unless dyed blue);Stable, low-boiling, colorless, photoreactive liquid
Covalently-Bonded Unit Count
1
Exact Mass
129.914383g/mol
Heat of Vaporization
34.54 kJ/mol at 25 °C; 31.40 kJ/mol at 87.21 °C
Log P
2.42 (LogP);log Kow = 2.61;2.42;2.42
MeSH Entry Terms
Ethinyl Trichloride;Trichloride, Ethinyl;Trichloroethene;Trichloroethylene;Trielina;Trilene
Monoisotopic Mass
129.914383g/mol
Odor
Ethereal odor;Sweet odor;Characteristic odor resembling that of chloroform
Other Experimental
Percent in saturated air: 10.2 (25 °C); Equivalencies: 1 mg/L = 185.8 ppm and 1 ppm = 5.38 mg/cu m at 25 °C, 760 mm Hg;Ratio of Specific Heats of Vapor (gas) : 1.116;Olive oil/water partition coefficient 522:1 at 37 °C.;Liquid heat capacity: 0.231 Btu/lb-F; saturated vapor pressure: 1.166 lb/sq in; saturated vapor density: 0.02695 lb/cu ft (all at 70 °F);Saturated liquid density: 90.770 lb/cu ft; ideal gas heat capacity: 0.146 Btu/lb-F (All at 75 °F);Weight per gallon at 20 °C: 12.20 lb.;Partition coefficients at 37 °C for trichloroethylene into blood = 9.5; into oil = 718.;Dielectric constant at 16 °C: 3.42; coefficient of cubic expansion: 0.00119 (at 0-40 °C); heat of formation: -42.3 kJ/mol (liquid), -7.78 kJ/mol (vapor); latent heat of vaporization: 238 kJ/kg (at boiling point);Will not attack the common metals even in the presence of moisture;Henry's Law constant = 9.02X10-3 atm-cu m/mol at 25 °C;Hydroxyl radical reaction rate constant = 2.00X10-12 cu cm/molecule-sec at 25 °C;Nitrate radical reaction rate constant = 2.90X10-16 cu cm/molecule-sec at 25 °C;Ozone reaction rate constant = <5.0X10-20 cu cm/molecule-sec at 25 °C
Refractive Index
Index of refraction: 1.4773 at 20 °C/D
Stability
Stable under recommended storage conditions.;Slowly dec (with formn of /hydrochloric acid/) by light in the presence of moisture.;Slowly decomposed by light in the presence of moisture, with formulation of hydrochloric acid.
UN Number
1710;1710;1710;1710;1710
Vapor Density
4.53 (NTP, 1992) (Relative to Air);4.53 (Air = 1);Relative vapor density (air = 1): 4.5;4.53
Vapor Pressure
60 mm Hg at 68 °F ; 77 mm Hg at 77° F (NTP, 1992);68.99 mmHg;69 mm Hg at 25 °C;Vapor pressure, kPa at 20 °C: 7.8;58 mmHg;58 mmHg
Viscosity
0.545 mPa s at 25 °C
