2-Hexylthiophene

CAS 18794-77-9

Molecular structure of 18794-77-9
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India

Why It Matters

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

Chemical Identity

CAS18794-77-9
PubChem CIDNot recorded
DTXSIDDTXSID50172120
FormulaC10H16S
Mol. Weight168.3 g/mol
SMILESCCCCCCC1=CC=CS1

Data Sources

Brief citations

2-Hexylthiophene (CAS 18794-77-9) https://chemicalindependence.com/chemical/18794-77-9/ EPA CompTox (DSSTox): 18794-77-9. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID50172120 US Census international trade: HS 293499 for CAS 18794-77-9. Reporting year: 2024. https://usatrade.census.gov/