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Hexadecanoic acid, (2E)-3,7-dimethyl-2,6-octadienyl ester

CAS 3681-73-0

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

Molecular structure of 3681-73-0
US productionCBI
Import value, 2024$114M
Top sourceIndonesia 27%

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 291570 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 291570, which covers 96 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
ID 27%IndonesiaMY 25%MalaysiaSG 12%SingaporeIN 10%IndiaIT 6%Italy

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS3681-73-0
PubChem CID11246350
DTXSIDDTXSID7074404
FormulaC26H48O2
Mol. Weight392.7 g/mol
SMILESCCCCCCCCCCCCCCCC(=O)OCC=C(C)CCC=C(C)C

Data Sources

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Brief citations

Hexadecanoic acid, (2E)-3,7-dimethyl-2,6-octadienyl ester (CAS 3681-73-0) https://chemicalindependence.com/chemical/3681-73-0/ EPA CompTox (DSSTox): DTXSID7074404. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7074404 PubChem: 11246350. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/11246350 EPA Chemical Data Reporting: 3681-73-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291570 for CAS 3681-73-0. Reporting year: 2024. https://usatrade.census.gov/