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2-Naphthalenecarboxylic acid, 4-[2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl]-1-hydroxy-, barium salt (1:1)

CAS 80822-79-3

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

Molecular structure of 80822-79-3
1 Ba²⁺
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

CAS80822-79-3
PubChem CIDNot recorded
DTXSIDDTXSID60888583
FormulaC18H11BaClN2O6S
Mol. Weight556.13 g/mol
SMILES[Ba++].CC1=C(Cl)C=C(N=NC2=CC(C([O-])=O)=C(O)C3=C2C=CC=C3)C(=C1)S([O-])(=O)=O

Data Sources

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Brief citations

2-Naphthalenecarboxylic acid, 4-[2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl]-1-hydroxy-, barium salt (1:1) (CAS 80822-79-3) https://chemicalindependence.com/chemical/80822-79-3/ EPA TSCA Inventory: CAS 80822-79-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory