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Benzoic acid, 2-[2-[2-amino-6-[2-[4'-[2-(3-carboxy-4-hydroxyphenyl)diazenyl]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-7-sulfo-1-naphthalenyl]diazenyl]-5-nitro-, sodium salt (1:3)

CAS 6739-62-4

Molecular structure of 6739-62-4
3 Na⁺
US productionNot reported
Import value, 2024$18M
Top sourceIndia 41%

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

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 320414 · basket

These shares come from HS customs code 320414, which covers 36 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 41%IndiaMX 33%MexicoJP 8%JapanDE 6%GermanyTW 3%Taiwan

Why It Matters

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

Chemical Identity

CAS6739-62-4
PubChem CIDNot recorded
DTXSIDDTXSID0064466
FormulaC38H25N8Na3O13S
Mol. Weight902.69 g/mol
SMILES[Na+].[Na+].[Na+].COC1=C(C=CC(=C1)C1=CC(OC)=C(C=C1)N=NC1=C(C=C2C(C=CC(N)=C2N=NC2=C(C=C(C=C2)[N+]([O-])=O)C([O-])=O)=C1O)S([O-])(=O)=O)N=NC1=CC(C([O-])=O)=C(O)C=C1

Data Sources

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Brief citations

Benzoic acid, 2-[2-[2-amino-6-[2-[4'-[2-(3-carboxy-4-hydroxyphenyl)diazenyl]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-7-sulfo-1-naphthalenyl]diazenyl]-5-nitro-, sodium salt (1:3) (CAS 6739-62-4) https://chemicalindependence.com/chemical/6739-62-4/ EPA TSCA Inventory: CAS 6739-62-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 320414 for CAS 6739-62-4. Reporting year: 2024. https://usatrade.census.gov/