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Sodium undecylbenzenesulfonate

CAS 27636-75-5

Benzenesulfonic acid, undecyl-, sodium salt (1:1)

Molecular structure of 27636-75-5
US productionNot reported
Import value, 2024$40M
Top sourceGermany 22%

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 290410 · basket

These shares come from HS customs code 290410, which covers 115 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
DE 22%GermanyIT 20%ItalyCN 14%ChinaBE 11%BelgiumIN 11%India

Why It Matters

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

Chemical Identity

CAS27636-75-5
PubChem CIDNot recorded
DTXSIDDTXSID1029754
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

Sodium undecylbenzenesulfonate (CAS 27636-75-5) https://chemicalindependence.com/chemical/27636-75-5/ EPA TSCA Inventory: CAS 27636-75-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290410 for CAS 27636-75-5. Reporting year: 2024. https://usatrade.census.gov/