1,1,1,2,3,3-Hexafluoropropane

CAS 431-63-0

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$4M

Top sourceChina 65%

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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290346 · narrow

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 290346, which covers 3 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 65%ChinaDE 35%Germany

Mexico

EPA-registered importers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Arkema

Why It Matters

Sectors

Energy

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

•Etching agent in Industrial Gas Manufacturing (100%)Processing—repackaging

Chemical Identity

CAS431-63-0

PubChem CID79009

DTXSIDDTXSID00861931

FormulaC3H2F6

Mol. Weight152.04 g/mol

SMILESC(C(F)F)(C(F)(F)F)F

Data Sources

EPA CompTox (DSSTox) · DTXSID00861931Retrieved 2026-04-06
PubChem · compound 79009Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

1,1,1,2,3,3-Hexafluoropropane (CAS 431-63-0) https://chemicalindependence.com/chemical/431-63-0/ EPA CompTox (DSSTox): DTXSID00861931. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00861931 PubChem: 79009. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/79009 EPA Chemical Data Reporting: 431-63-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 431-63-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290346 for CAS 431-63-0. Reporting year: 2024. https://usatrade.census.gov/