Butanedioic acid, 2-sulfo-, C-C9-11-isoalkyl esters, C10-rich, disodium salts

CAS 815583-91-6

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import volumeZero

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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

Where It Comes From

EPA reports by year

2023: US production Confidential · Imports Zero
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Syensqo Sa · BE Belgium

Solvay

Why It Matters

Sectors

Paints & Coatings

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Surfactant (surface active agent) in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS815583-91-6

PubChem CIDNot recorded

DTXSIDDTXSID10109432

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID10109432Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Butanedioic acid, 2-sulfo-, C-C9-11-isoalkyl esters, C10-rich, disodium salts (CAS 815583-91-6) https://chemicalindependence.com/chemical/815583-91-6/ EPA CompTox (DSSTox): DTXSID10109432. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID10109432 EPA Chemical Data Reporting: 815583-91-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 815583-91-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting