Trichloroethylene

C₂HCl₃

IUPAC: Trichloroethene

CAS: 79-01-6

Overview

Trichloroethylene (TCE) is a powerful degreasing solvent that has become one of the most common groundwater contaminants in the developed world.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 1 1.0080
Carbon C 2 12.0110
Chlorine Cl 3 35.4500

Elemental Composition

H
Hydrogen ×1
0.8%
C
Carbon ×2
18.3%
Cl
Chlorine ×3
80.9%

Uses

  • • Metal degreasing
  • • Dry cleaning
  • • Chemical intermediate

Fun Facts

  • ✦ Found in groundwater at over 800 Superfund sites across the United States

Safety

  • ⚠ Carcinogen
  • ⚠ Liver and kidney toxin
  • ⚠ Groundwater contaminant

Structure

SMILES

C(=C(Cl)Cl)Cl

Properties

Type
organic
State
liquid
Molar Mass
131.39 g/mol
Density
1.4620 g/cm³
Melting Point
-73.0 °C
Boiling Point
87.2 °C
Solubility
1.1 g/L at 20°C

Molecular Descriptors

Exact Mass
129.9144
XLogP
2.6
TPSA
0.0 Ų
H-Bond Donors
0
H-Bond Acceptors
0
Rotatable Bonds
0
Heavy Atoms
5
Complexity
42.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetaldehyde

CH₃CHO

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Frequently Asked Questions

What is Trichloroethylene?
Trichloroethylene (C₂HCl₃) is a organic compound with the IUPAC name Trichloroethene.
What is the molecular weight of Trichloroethylene?
Trichloroethylene has a molar mass of 131.39 g/mol.
What state is Trichloroethylene at room temperature?
Trichloroethylene is a liquid at room temperature.
Is Trichloroethylene organic or inorganic?
Trichloroethylene is classified as an organic compound.
What elements make up Trichloroethylene?
Trichloroethylene (C₂HCl₃) is composed of Hydrogen (H), Carbon (C), Chlorine (Cl).