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Trichloroethylene

Drug ingredient

CAS 79-01-6

This drug ingredient has classified U.S. production volumes. EPA withholds the number as confidential business information.

Molecular structure of 79-01-6
US productionCBI
Import value, 2024$568K
Top sourceChina 60%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

Customs basis: HS 290322 · exact

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential
Source Countries
CN 60%ChinaJP 28%JapanID 9%IndonesiaDE 3%Germany
EPA-registered manufacturers (2)
Occidental Petroleum
Westlake
Domestic parents -- activity not disclosed (11)
Cellmark Basic Materials
Chemical Solvents
Hubbard-Hall
Mexichem Fluor
Norman, Fox &
Show all 11
Olin
Polyventive
Producers Chemical
Sojitz Corporation Of America
Superior Industrial Solutions
Thermo Fisher Scientific
EPA-registered importers (3)
Allchem Industries Holding
Chemical Distribution Network
Wego Chemical Group
3 FDA-registered drug labelers
Apex Energetics Inc.
Nutritional Specialties, Inc.
Professional Complementary Health Formulas

Why It Matters

Sectors
HealthEnergyMetals & MiningTextilesConsumer ProductsCore Chemicals
Downstream Uses

Appears in 4 drug and cosmetic product listings (FDA).

  • •Industriox
  • •Simple Chlorinated Combination 9315
  • •Industriox 6011
  • •N02 Petrochem
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 10 sectors as 6 functional roles.

  • •Absorbent in Petroleum Lubricating Oil and Grease ManufacturingNot Known or Reasonably Ascertainable
  • •Intermediate in All Other Chemical Product and Preparation ManufacturingProcessing as a reactant
  • •Solvent in Not Known or Reasonably AscertainableProcessing—incorporation into formulation, mixture, or reaction product
  • •Solvent in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant
  • •Laboratory chemicals in Other (100%)Processing—repackaging
  • •Solvent in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Wholesale and Retail TradeProcessing as a reactant
  • •Refrigerants in Industrial Gas ManufacturingProcessing as a reactant
  • •Cleaning agent in Textiles, apparel, and leather manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
  • •Solvent in Primary Metal Manufacturing (40%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS79-01-6
PubChem CID6575
DTXSIDDTXSID0021383
FormulaC2HCl3
Mol. Weight131.38 g/mol
SMILESC(=C(Cl)Cl)Cl

Data Sources

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Brief citations

Trichloroethylene (CAS 79-01-6) https://chemicalindependence.com/chemical/79-01-6/ EPA CompTox (DSSTox): DTXSID0021383. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0021383 PubChem: 6575. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6575 EPA Chemical Data Reporting: 79-01-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 79-01-6. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 290322 for CAS 79-01-6. Reporting year: 2024. https://usatrade.census.gov/