1,1,2,2-Tetrachloroethane

U.S. production volumes are classified as confidential business information.

US ProductionCBI

Import Value$26M

Top SourceBrazil 54%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 290319 · basket

These shares come from HS customs code 290319, which covers 23 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries

BR 54%BrazilDE 30%GermanyCN 10%ChinaIN 6%India

EPA-registered manufacturers (1)

Occidental Petroleum

Why It Matters

Sectors

Core Chemicals

Downstream UsesNo data available

FDA Shortage Status

No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

•Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant

Chemical Identity

CAS79-34-5

PubChem CID6591

DTXSIDDTXSID7021318

FormulaC2H2Cl4

Mol. Weight167.8 g/mol

SMILESC(C(Cl)Cl)(Cl)Cl

Data Sources

DTXSID70213182026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

65912026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/6591/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/6591.json

79-34-52026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 79-34-52026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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