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1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, ester with 4-[bis(4-hydroxy-3,5-dimethylphenyl)methyl]-1,2-benzenediol

CAS 126776-83-8

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

Molecular structure of 126776-83-8
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

CAS126776-83-8
PubChem CIDNot recorded
DTXSIDDTXSID401368556
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, ester with 4-[bis(4-hydroxy-3,5-dimethylphenyl)methyl]-1,2-benzenediol (CAS 126776-83-8) https://chemicalindependence.com/chemical/126776-83-8/ EPA TSCA Inventory: CAS 126776-83-8. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory