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Dihydroabietyl alcohol

CAS 26266-77-3

1-Phenanthrenemethanol, 1,2,3,4,4a,4b,5,6,7,9,10,10a-dodecahydro-1,4a-dimethyl-7-(1-methylethyl)-, (1R,4aR,4bS,10aR)-

Molecular structure of 26266-77-3
US productionNot reported
Import value, 2024$118M
Top sourceGermany 19%

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 290619 · basket

These shares come from HS customs code 290619, which covers 137 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
DE 19%GermanyCH 17%SwitzerlandBR 17%BrazilIN 11%IndiaIT 10%Italy

Why It Matters

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

Chemical Identity

CAS26266-77-3
PubChem CIDNot recorded
DTXSIDDTXSID6051936
FormulaC20H34O
Mol. Weight290.491 g/mol
SMILES[H][C@]12CCC(C=C1CC[C@@]1([H])[C@](C)(CO)CCC[C@]21C)C(C)C

Data Sources

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Brief citations

Dihydroabietyl alcohol (CAS 26266-77-3) https://chemicalindependence.com/chemical/26266-77-3/ EPA TSCA Inventory: CAS 26266-77-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290619 for CAS 26266-77-3. Reporting year: 2024. https://usatrade.census.gov/