Chromate(3-), [4-amino-5-hydroxy-6-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-1,7-naphthalenedisulfonato(4-)][2-[2-[5-(aminosulfonyl)-2-hydroxyphenyl]diazenyl]-3-oxo-N-phenylbutanamidato(2-)]-, sodium (1:3)

CAS 116032-59-8

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

Molecular structure of 116032-59-8 — 3 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

CAS116032-59-8

PubChem CIDNot recorded

DTXSIDDTXSID401014719

FormulaC32H22CrN8Na3O15S3

Mol. Weight975.71 g/mol

SMILES[Na+].[Na+].[Na+].[Cr+3].CC(=O)[C-](\N=N\C1=C([O-])C=CC(=C1)S(N)(=O)=O)C(=O)NC1=CC=CC=C1.NC1=CC=C(C2=CC(=C(\N=N\C3=CC(=CC=C3[O-])[N+]([O-])=O)C([O-])=C12)S([O-])(=O)=O)S([O-])(=O)=O

Data Sources

EPA TSCA InventoryRetrieved 2026-10-04

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Brief citations

Chromate(3-), [4-amino-5-hydroxy-6-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-1,7-naphthalenedisulfonato(4-)][2-[2-[5-(aminosulfonyl)-2-hydroxyphenyl]diazenyl]-3-oxo-N-phenylbutanamidato(2-)]-, sodium (1:3) (CAS 116032-59-8) https://chemicalindependence.com/chemical/116032-59-8/ EPA TSCA Inventory: CAS 116032-59-8. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory