Dihexyl hexanedioate

CAS 110-33-8

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$49M

Import volumeZero

Top sourceCanada 36%

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 291712 · basket

EPA reports by year

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

These shares come from HS customs code 291712, which covers 34 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).

CA 36%CanadaBR 27%BrazilKR 10%South KoreaIN 6%IndiaNL 5%Netherlands

United Kingdom
Thailand
Turkey
Switzerland

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.

Teknor Apex- Haywood

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

•Plasticizer in Custom Compounding of Purchased ResinsProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$217.80/gLabotest KG

CountryGermany

Pack$1089.00 / 5000 mg

Purity90%

Vendors9 available

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

8 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$327.00	1 g	95%
Angene Chemical	China → Hong Kong	$331.00	1 g	95%
A2B Chem LLC (2 weeks)	United States	$332.80	5 g	90%
AA BLOCKS (2 weeks)	United States	$340.60	5 g	90%
Combi-Blocks, Inc.	United States	$465.00	1 g	95%
AstaTech (2 weeks)	United States	$562.00	1 g	95%
MedChemExpress MCE	Sweden	$692.12	1 g	—
ChemBridge Corporation	Kazakhstan	$6640.00	25 mg	90%

Chemical Identity

CAS110-33-8

PubChem CID8046

DTXSIDDTXSID9026841

FormulaC18H34O4

Mol. Weight314.5 g/mol

SMILESCCCCCCOC(=O)CCCCC(=O)OCCCCCC

Data Sources

EPA CompTox (DSSTox) · DTXSID9026841Retrieved 2026-04-06
PubChem · compound 8046Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · 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

Dihexyl hexanedioate (CAS 110-33-8) https://chemicalindependence.com/chemical/110-33-8/ EPA CompTox (DSSTox): DTXSID9026841. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9026841 PubChem: 8046. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/8046 EPA Chemical Data Reporting: 110-33-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 110-33-8. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291712 for CAS 110-33-8. Reporting year: 2024. https://usatrade.census.gov/