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Naphthalene, didodecyl-

CAS 28680-67-3

Molecular structure of 28680-67-3
US productionNot reported
Import value, 2024$68M
Top sourceIndia 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 290290 · basket

These shares come from HS customs code 290290, which covers 171 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 35%IndiaTW 11%TaiwanES 10%SpainDE 10%GermanyCN 8%China

Why It Matters

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

Chemical Identity

CAS28680-67-3
PubChem CIDNot recorded
DTXSIDDTXSID00951346
FormulaC34H56
Mol. Weight464.822 g/mol
SMILESCCCCCCCCCCCCC1=CC=C(CCCCCCCCCCCC)C2=CC=CC=C12

Data Sources

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Brief citations

Naphthalene, didodecyl- (CAS 28680-67-3) https://chemicalindependence.com/chemical/28680-67-3/ EPA TSCA Inventory: CAS 28680-67-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290290 for CAS 28680-67-3. Reporting year: 2024. https://usatrade.census.gov/