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9H-Fluorene

CAS 86-73-7

Molecular structure of 86-73-7
US productionNot reported
Import value, 2024$68M
Top sourceIndia 35%

EPA lists this chemical for 2023 but publishes zero or no volume for both production and imports.

Why supply is unknown

Production is reported production, not a complete census of factories. Production reporting year: 2023. 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

EPA reports by year
2023
US production Not published · Imports Not published

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
Domestic parents -- activity not disclosed (1)
Lone Star Specialty Products

Why It Matters

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

Chemical Identity

CAS86-73-7
PubChem CIDNot recorded
DTXSIDDTXSID8024105
FormulaC13H10
Mol. Weight166.223 g/mol
SMILESC1C2=C(C=CC=C2)C2=C1C=CC=C2

Data Sources

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Brief citations

9H-Fluorene (CAS 86-73-7) https://chemicalindependence.com/chemical/86-73-7/ EPA TSCA Inventory: CAS 86-73-7. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 86-73-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290290 for CAS 86-73-7. Reporting year: 2024. https://usatrade.census.gov/