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1,5-Naphthalenedisulfonic acid, 3-[2-(4-amino-5-methoxy-2-methylphenyl)diazenyl]-

CAS 61827-75-6

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

Molecular structure of 61827-75-6
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

CAS61827-75-6
PubChem CIDNot recorded
DTXSIDDTXSID3069510
FormulaC18H17N3O7S2
Mol. Weight451.47 g/mol
SMILESCOC1=CC(N=NC2=CC(=C3C=CC=C(C3=C2)S(O)(=O)=O)S(O)(=O)=O)=C(C)C=C1N

Data Sources

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Brief citations

1,5-Naphthalenedisulfonic acid, 3-[2-(4-amino-5-methoxy-2-methylphenyl)diazenyl]- (CAS 61827-75-6) https://chemicalindependence.com/chemical/61827-75-6/ EPA TSCA Inventory: CAS 61827-75-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory