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Disodium 2,2'-oxybis(3-methylbenzenesulfonate)

CAS 73037-34-0

EPA’s 2023 records show zero U.S. production of this chemical.

Molecular structure of 73037-34-0
2 Na⁺
US productionZero
Import volumeCBI
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. Production reporting year: 2023.

Where It Comes From

EPA reports by year
2023
US production Zero · Imports Confidential
2019
US production Zero · Imports 34.8K lb
Domestic parents -- activity not disclosed (1)
Lanxess

Why It Matters

Sectors
Textiles
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

  • •Tanning agents not otherwise specified in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article

Chemical Identity

CAS73037-34-0
PubChem CID53471251
DTXSIDDTXSID00890327
FormulaC14H12Na2O7S2
Mol. Weight402.4 g/mol
SMILESCC1=C(C(=CC=C1)S(=O)(=O)[O-])OC2=C(C=CC=C2S(=O)(=O)[O-])C.[Na+].[Na+]

Data Sources

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Brief citations

Disodium 2,2'-oxybis(3-methylbenzenesulfonate) (CAS 73037-34-0) https://chemicalindependence.com/chemical/73037-34-0/ EPA CompTox (DSSTox): DTXSID00890327. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00890327 PubChem: 53471251. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/53471251 EPA Chemical Data Reporting: 73037-34-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 73037-34-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting