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4,7-Octadienoic acid, methyl ester, (4E)-

CAS 189440-77-5

EPA and Census publish no US supply data for this chemical.

Molecular structure of 189440-77-5
US productionNot reported
Top sourceNo public record

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

Where It Comes From

EPA and Census publish no US supply data for this chemical.

Why It Matters

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

Chemical Identity

CAS189440-77-5
PubChem CIDNot recorded
DTXSIDDTXSID4051827
FormulaC9H14O2
Mol. Weight154.209 g/mol
SMILESCOC(=O)CC\C=C\CC=C

Data Sources

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Brief citations

4,7-Octadienoic acid, methyl ester, (4E)- (CAS 189440-77-5) https://chemicalindependence.com/chemical/189440-77-5/ EPA TSCA Inventory: CAS 189440-77-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory