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(9Z)-9-Octadecen-1-yl (9Z)-9-octadecenoate

CAS 3687-45-4

9-Octadecenoic acid (9Z)-, (9Z)-9-octadecen-1-yl ester

Molecular structure of 3687-45-4
US productionNot reported
Import value, 2024$10M
Top sourceIndia 25%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291615 · basket

These shares come from HS customs code 291615, which covers 71 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 25%IndiaIT 19%ItalyID 15%IndonesiaDE 8%GermanyCN 8%China

Why It Matters

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

Chemical Identity

CAS3687-45-4
PubChem CIDNot recorded
DTXSIDDTXSID20893537
FormulaC36H68O2
Mol. Weight532.938 g/mol
SMILESCCCCCCCC\C=C/CCCCCCCCOC(=O)CCCCCCC\C=C/CCCCCCCC

Data Sources

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Brief citations

(9Z)-9-Octadecen-1-yl (9Z)-9-octadecenoate (CAS 3687-45-4) https://chemicalindependence.com/chemical/3687-45-4/ EPA TSCA Inventory: CAS 3687-45-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291615 for CAS 3687-45-4. Reporting year: 2024. https://usatrade.census.gov/