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1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with diazotized 5(or 8)-amino-2-naphthalenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol

CAS 90459-11-3

Used in 1 industrial sector tracked by the EPA.

Molecular structure of 90459-11-3
US productionNot reported
Top sourceNo public record

EPA lists this chemical for 2023 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
2023
US production Not published · Imports Not published
Domestic parents -- activity not disclosed (1)
Tannin

Why It Matters

Sectors
Textiles
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

  • •Tanning agents not otherwise specified in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article

Chemical Identity

CAS90459-11-3
PubChem CIDNot recorded
DTXSIDDTXSID20107747
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with diazotized 5(or 8)-amino-2-naphthalenesulfonic acid, diazotized 4-nitrobenzenamine and resorcinol (CAS 90459-11-3) https://chemicalindependence.com/chemical/90459-11-3/ EPA CompTox (DSSTox): DTXSID20107747. Retrieved 2026-10-04. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20107747 EPA Chemical Data Reporting: 90459-11-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 90459-11-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting