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2-Naphthalenesulfonic acid, 5-[2-[4-(acetylamino)-2-(trifluoromethyl)phenyl]diazenyl]-6-amino-4-hydroxy-, sodium salt (1:1)

CAS 75198-93-5

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

Molecular structure of 75198-93-5
1 Na⁺
US productionNot reported
Top sourceNo public record

EPA lists this chemical for 2019 but publishes zero or no volume for both production and imports.

Why supply is unknown

Where It Comes From

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

EPA reports by year
2019
US production Not published · Imports Not published
Domestic parents -- activity not disclosed (1)
Dystar

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS75198-93-5
PubChem CID135764936
DTXSIDDTXSID00888209
FormulaC19H14F3N4NaO5S
Mol. Weight490.4 g/mol
SMILESCC(=O)NC1=CC(=C(C=C1)N=NC2=C(C=CC3=CC(=CC(=C32)O)S(=O)(=O)[O-])N)C(F)(F)F.[Na+]

Data Sources

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Brief citations

2-Naphthalenesulfonic acid, 5-[2-[4-(acetylamino)-2-(trifluoromethyl)phenyl]diazenyl]-6-amino-4-hydroxy-, sodium salt (1:1) (CAS 75198-93-5) https://chemicalindependence.com/chemical/75198-93-5/ EPA CompTox (DSSTox): DTXSID00888209. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00888209 PubChem: 135764936. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/135764936 EPA Chemical Data Reporting: 75198-93-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting