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Heptenoic acid

CAS 18999-28-5

Molecular structure of 18999-28-5
US productionNot reported
Import value, 2024$117M
Top sourceChina 50%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 291619 · basket

These shares come from HS customs code 291619, which covers 169 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 50%ChinaDE 21%GermanyTW 12%TaiwanIN 7%IndiaGB 3%United Kingdom

Why It Matters

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

Chemical Identity

CAS18999-28-5
PubChem CIDNot recorded
DTXSIDDTXSID6067090
FormulaC7H12O2
Mol. Weight128.171 g/mol
SMILESCCCCC=CC(O)=O

Data Sources

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Brief citations

Heptenoic acid (CAS 18999-28-5) https://chemicalindependence.com/chemical/18999-28-5/ EPA CompTox (DSSTox): 18999-28-5. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6067090 US Census international trade: HS 291619 for CAS 18999-28-5. Reporting year: 2024. https://usatrade.census.gov/