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Disodium 5-((4-nitro-2-sulphonatophenyl)azo)salicylate

CAS 6470-97-9

Benzoic acid, 2-hydroxy-5-[2-(4-nitro-2-sulfophenyl)diazenyl]-, sodium salt (1:2)

EPA and Census publish no US supply data for this chemical.

Molecular structure of 6470-97-9
2 Na⁺
US productionNot reported
Top sourceNo public record

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

Where It Comes From

EPA and Census publish no US supply data for this chemical.

Why It Matters

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

Chemical Identity

CAS6470-97-9
PubChem CIDNot recorded
DTXSIDDTXSID40889553
FormulaC13H7N3Na2O8S
Mol. Weight411.25 g/mol
SMILES[Na+].[Na+].OC1=CC=C(C=C1C([O-])=O)N=NC1=CC=C(C=C1S([O-])(=O)=O)[N+]([O-])=O

Data Sources

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Brief citations

Disodium 5-((4-nitro-2-sulphonatophenyl)azo)salicylate (CAS 6470-97-9) https://chemicalindependence.com/chemical/6470-97-9/ EPA TSCA Inventory: CAS 6470-97-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory