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Cholesta-5,7-dien-3-ol, (3β)-

CAS 434-16-2

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

Molecular structure of 434-16-2
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

Customs basis: HS 293690 · basket

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

HS customs code 293690 covers 2 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

Why It Matters

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

Chemical Identity

CAS434-16-2
PubChem CIDNot recorded
DTXSIDDTXSID20861933
FormulaC27H44O
Mol. Weight384.648 g/mol
SMILES[H][C@@]1(CC[C@@]2([H])C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCC(C)C

Data Sources

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Brief citations

Cholesta-5,7-dien-3-ol, (3β)- (CAS 434-16-2) https://chemicalindependence.com/chemical/434-16-2/ EPA TSCA Inventory: CAS 434-16-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory