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Sodium bis(dodecylsulfophenyl ether)

CAS 25167-32-2

Companies reported imports and no US production of this chemical to EPA for 2019.

Molecular structure of 25167-32-2
1 Na⁺
US productionZero
Import value, 2024$59M
Import volume30.5K lb
Import dependency100%
Top sourceChina 51%

Production is reported production, not a complete census of factories. Production reporting year: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Sodium bis(dodecylsulfophenyl ether) · US import value by year
$68M2013$85M2022$59M2024$33M2025

2013: $68M · Peak 2022: $85M · 2024: $59M · 2025: $33M

Where It Comes From

Customs basis: HS 290930 · basket

EPA reports by year
2019
US production Zero · Imports 30.5K lb

These shares come from HS customs code 290930, which covers 119 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 51%ChinaIN 23%IndiaIT 12%ItalyJP 9%JapanCA 2%Canada
EPA-registered importers (2)
Synthomer Plc · GB United Kingdom
Synthomer Usa

Why It Matters

Sectors
Paints & CoatingsCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Cleaning agent in All Other Basic Organic Chemical Manufacturing (50%)Processing—incorporation into formulation, mixture, or reaction product
  • •Surfactant (surface active agent) in Paint and Coating Manufacturing (50%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS25167-32-2
PubChem CID56841880
DTXSIDDTXSID1057587
FormulaC36H57NaO7S2
Mol. Weight689 g/mol
SMILESCCCCCCCCCCCCC1=C(C=CC=C1S(=O)(=O)O)OC2=C(C(=CC=C2)S(=O)(=O)[O-])CCCCCCCCCCCC.[Na+]

Data Sources

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Brief citations

Sodium bis(dodecylsulfophenyl ether) (CAS 25167-32-2) https://chemicalindependence.com/chemical/25167-32-2/ EPA CompTox (DSSTox): DTXSID1057587. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1057587 PubChem: 56841880. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/56841880 EPA Chemical Data Reporting: 25167-32-2. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 25167-32-2. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290930 for CAS 25167-32-2. Reporting year: 2024. https://usatrade.census.gov/