1,1,2-Trifluoroethene

CAS 359-11-5

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

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$48M

Top sourceChina 36%

At least one company claimed its 2019 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: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290359 · basket

EPA reports by year

2019: US production Confidential · Imports Confidential

These shares come from HS customs code 290359, which covers 16 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 36%ChinaDE 35%GermanyJP 21%JapanKR 5%South KoreaIN 1%India

Italy
Spain
Malaysia
Ukraine

Domestic parents -- activity not disclosed (1)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Halocarbon Products

Why It Matters

Sectors

Core Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$73.69/gSigma-Aldrich (Rush Stock)

CountryGermany

Pack$1842.30 / 25 g

Purity97.5%

Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

1 more vendor

Vendor	Country	$/g	Pack	Purity
Sigma-Aldrich	Germany	$73.69	25 g	97.5%

Chemical Identity

CAS359-11-5

PubChem CID9665

DTXSIDDTXSID4059887

FormulaC2HF3

Mol. Weight82.02 g/mol

SMILESC(=C(F)F)F

Data Sources

EPA CompTox (DSSTox) · DTXSID4059887Retrieved 2026-04-06
PubChem · compound 9665Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

1,1,2-Trifluoroethene (CAS 359-11-5) https://chemicalindependence.com/chemical/359-11-5/ EPA CompTox (DSSTox): DTXSID4059887. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4059887 PubChem: 9665. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/9665 EPA Chemical Data Reporting: 359-11-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 359-11-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290359 for CAS 359-11-5. Reporting year: 2024. https://usatrade.census.gov/