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Chromate(2-), [2-(hydroxy-κO)-3-[2-[2-(hydroxy-κO)-1-naphthalenyl]diazenyl-κN1]-5-nitrobenzenesulfonato(3-)][1-[2-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-κN1]-2-naphthalenolato(2-)]-, sodium (1:2)

CAS 84145-95-9

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

Molecular structure of 84145-95-9
2 Na⁺ · 1 Cr³⁺
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

CAS84145-95-9
PubChem CIDNot recorded
DTXSIDDTXSID501015241
FormulaC32H17CrN6Na2O11S
Mol. Weight791.55 g/mol
SMILES[Na+].[Na+].[Cr+3].[O-]C1=CC=C2C=CC=CC2=C1\N=N\C1=CC=C(C=C1[O-])[N+]([O-])=O.[O-]C1=CC=C2C=CC=CC2=C1\N=N\C1=C([O-])C(=CC(=C1)[N+]([O-])=O)S([O-])(=O)=O

Data Sources

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Brief citations

Chromate(2-), [2-(hydroxy-κO)-3-[2-[2-(hydroxy-κO)-1-naphthalenyl]diazenyl-κN1]-5-nitrobenzenesulfonato(3-)][1-[2-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-κN1]-2-naphthalenolato(2-)]-, sodium (1:2) (CAS 84145-95-9) https://chemicalindependence.com/chemical/84145-95-9/ EPA TSCA Inventory: CAS 84145-95-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory