C.I. Reactive Blue

CAS 106404-06-2

Cuprate(3-), [2-[2-[[2-[3-[[4-[[2-[2-(ethenylsulfonyl)ethoxy]ethyl]amino]-6-fluoro-1,3,5-triazin-2-yl]amino]-2-(hydroxy-κO)-5-sulfophenyl]diazenyl-κN2]phenylmethyl]diazenyl-κN1]-4-sulfobenzoato(5-)-κO]-, sodium (1:3)

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

Molecular structure of 106404-06-2 — 3 Na⁺ · 1 Cu²⁺

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

CAS106404-06-2

PubChem CIDNot recorded

DTXSIDDTXSID80893119

FormulaC29H23CuFN9Na3O12S3

Mol. Weight937.25 g/mol

SMILES[Na+].[Na+].[Na+].[Cu++].[O-]C(=O)C1=CC=C(C=C1\N=N\[C-](\N=N\C1=CC(=CC(NC2=NC(F)=NC(NCCOCCS(=O)(=O)C=C)=N2)=C1[O-])S([O-])(=O)=O)C1=CC=CC=C1)S([O-])(=O)=O

Data Sources

EPA TSCA InventoryRetrieved 2026-10-04

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Brief citations

C.I. Reactive Blue (CAS 106404-06-2) https://chemicalindependence.com/chemical/106404-06-2/ EPA TSCA Inventory: CAS 106404-06-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory