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Oleanolic acid

CAS 508-02-1

Olean-12-en-28-oic acid, 3-hydroxy-, (3β)-

Molecular structure of 508-02-1
US productionNot reported
Import value, 2024$81M
Top sourceChina 35%

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 291819 · basket

These shares come from HS customs code 291819, which covers 96 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 35%ChinaIN 34%IndiaIT 9%ItalyDE 9%GermanyJP 4%Japan

Why It Matters

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

Chemical Identity

CAS508-02-1
PubChem CIDNot recorded
DTXSIDDTXSID50858790
FormulaC30H48O3
Mol. Weight456.711 g/mol
SMILES[H][C@@]12CC(C)(C)CC[C@@]1(CC[C@]1(C)C2=CC[C@]2([H])[C@@]3(C)CC[C@H](O)C(C)(C)[C@]3([H])CC[C@@]12C)C(O)=O

Data Sources

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Brief citations

Oleanolic acid (CAS 508-02-1) https://chemicalindependence.com/chemical/508-02-1/ EPA TSCA Inventory: CAS 508-02-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291819 for CAS 508-02-1. Reporting year: 2024. https://usatrade.census.gov/