Nonafluoro-1-iodobutane

CAS 423-39-2

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$7M

Top sourceJapan 92%

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 290378 · basket

EPA reports by year

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

These shares come from HS customs code 290378, which covers 18 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).

JP 92%JapanCN 3%ChinaKR 3%South KoreaIN 2%India

Israel
Russia

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.

Chemours

Why It Matters

Sectors

Plastics & Rubber

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 Plastics Material and Resin Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.17/gAaron Chemicals LLC

CountryHong Kong

Pack$83.00 / 500 g

Purity98%

Vendors18 available

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

17 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.20	400 g	98%
Apollo Scientific UK	United Kingdom	$0.24	2.5 kg	98%
Combi-Blocks, Inc.	United States	$0.32	1 kg	98%
A2B Chem LLC	United States	$0.34	1 kg	98%
AA BLOCKS	United States	$0.36	1 kg	98%
Fluorochem UK	United Kingdom	$0.40	1 kg	97%
MedChemExpress MCE	Sweden	$0.41	1 kg	—
Manchester Organics	United Kingdom	$0.85	100 g	97%
Fluorochem EU	Germany	$0.97	25 g	97%
AK Scientific Specialized	United States	$1.50	100 g	98%
ALFA AESAR	Germany	$1.74	100 g	97%
AstaTech, Inc	United States	$1.76	25 g	95%
AK Scientific, Inc.	United States	$2.06	100 g	99%
Sigma-Aldrich (Rush Stock)	Germany	$2.14	100 g	98%
Sigma-Aldrich	Germany	$2.14	100 g	98%
Angene International Limited	United States	$3.52	100 g	99%
Angene	China → Hong Kong	$4266.67	30 mg	98%

Chemical Identity

CAS423-39-2

PubChem CID67917

DTXSIDDTXSID0047583

FormulaC4F9I

Mol. Weight345.93 g/mol

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

Data Sources

EPA CompTox (DSSTox) · DTXSID0047583Retrieved 2026-04-06
PubChem · compound 67917Retrieved 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

Nonafluoro-1-iodobutane (CAS 423-39-2) https://chemicalindependence.com/chemical/423-39-2/ EPA CompTox (DSSTox): DTXSID0047583. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0047583 PubChem: 67917. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/67917 EPA Chemical Data Reporting: 423-39-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 423-39-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290378 for CAS 423-39-2. Reporting year: 2024. https://usatrade.census.gov/