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Phosphoric acid, mixed esters with [1,1'-biphenyl]-4,4'-diol and phenol

CAS 1003300-73-9

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

Molecular structure of 1003300-73-9
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

CAS1003300-73-9
PubChem CIDNot recorded
DTXSIDDTXSID60872765
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

Phosphoric acid, mixed esters with [1,1'-biphenyl]-4,4'-diol and phenol (CAS 1003300-73-9) https://chemicalindependence.com/chemical/1003300-73-9/ EPA TSCA Inventory: CAS 1003300-73-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory