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Chromate(2-), [2,4-dihydro-4-[2-[2-(hydroxy-κO)-5-nitrophenyl]diazenyl-κN1]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-κO3][2-(hydroxy-κO)-3-[2-[2-(hydroxy-κO)-1-naphthalenyl]diazenyl-κN1]-5-nitrobenzenesulfonato(3-)]-, sodium (1:2)

CAS 70236-61-2

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

Molecular structure of 70236-61-2
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

CAS70236-61-2
PubChem CIDNot recorded
DTXSIDDTXSID401033599
FormulaC32H19CrN8Na2O11S
Mol. Weight821.58 g/mol
SMILES[Na+].[Na+].[Cr+3].CC1=NN(C(=O)[C-]1\N=N\C1=CC(=CC=C1[O-])[N+]([O-])=O)C1=CC=CC=C1.[O-]C1=CC=C2C=CC=CC2=C1\N=N\C1=CC(=CC(=C1[O-])S([O-])(=O)=O)[N+]([O-])=O

Data Sources

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Brief citations

Chromate(2-), [2,4-dihydro-4-[2-[2-(hydroxy-κO)-5-nitrophenyl]diazenyl-κN1]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-κO3][2-(hydroxy-κO)-3-[2-[2-(hydroxy-κO)-1-naphthalenyl]diazenyl-κN1]-5-nitrobenzenesulfonato(3-)]-, sodium (1:2) (CAS 70236-61-2) https://chemicalindependence.com/chemical/70236-61-2/ EPA TSCA Inventory: CAS 70236-61-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory