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1,3-Benzenedisulfonic acid, 4-[2-[5-(aminocarbonyl)-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]diazenyl]-6-[[4-chloro-6-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-, potassium salt (1:3)

CAS 111211-44-0

Molecular structure of 111211-44-0
3 K⁺
US productionNot reported
Import value, 2024$14M
Top sourceIndia 63%

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 320416 · basket

These shares come from HS customs code 320416, which covers 9 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 63%IndiaKR 12%South KoreaCN 9%ChinaMY 5%MalaysiaTW 4%Taiwan

Why It Matters

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

Chemical Identity

CAS111211-44-0
PubChem CIDNot recorded
DTXSIDDTXSID801014711
FormulaC26H23ClK3N9O15S4
Mol. Weight982.5 g/mol
SMILES[K+].[K+].[K+].CCN1C(O)=C(\N=N\C2=CC(NC3=NC(Cl)=NC(NC4=CC=C(C=C4)S(=O)(=O)CCOS([O-])(=O)=O)=N3)=C(C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C(C(N)=O)C1=O

Data Sources

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Brief citations

1,3-Benzenedisulfonic acid, 4-[2-[5-(aminocarbonyl)-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]diazenyl]-6-[[4-chloro-6-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-, potassium salt (1:3) (CAS 111211-44-0) https://chemicalindependence.com/chemical/111211-44-0/ EPA TSCA Inventory: CAS 111211-44-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 320416 for CAS 111211-44-0. Reporting year: 2024. https://usatrade.census.gov/