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2,4-Diamino-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-5-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-benzenesulfonic acid sodium salt

CAS 185307-39-5

Used in 1 industrial sector tracked by the EPA.

Molecular structure of 185307-39-5
1 Na⁺
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
2019
US production Not published · Imports Not published
Domestic parents -- activity not disclosed (1)
Dystar

Why It Matters

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

Industrial Uses

  • •Dye in Textiles, apparel, and leather manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS185307-39-5
PubChem CID44148961
DTXSIDDTXSID60904297
FormulaC22H20N6NaO18S6-3
Mol. Weight871.8 g/mol
SMILESC1=CC(=CC=C1N=NC2=C(C(=CC(=C2N)S(=O)(=O)[O-])N=NC3=C(C=C(C=C3)S(=O)(=O)CCOS(=O)(=O)[O-])S(=O)(=O)[O-])N)S(=O)(=O)CCOS(=O)(=O)[O-].[Na+]

Data Sources

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Brief citations

2,4-Diamino-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-5-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-benzenesulfonic acid sodium salt (CAS 185307-39-5) https://chemicalindependence.com/chemical/185307-39-5/ EPA CompTox (DSSTox): DTXSID60904297. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID60904297 PubChem: 44148961. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/44148961 EPA Chemical Data Reporting: 185307-39-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 185307-39-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting