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Benzenesulfonic acid, ethenyl-, polymer with diethenylbenzene

CAS 39389-20-3

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

Molecular structure of 39389-20-3
US productionNot reported
Top sourceNo public record

EPA exempts this chemical from its production survey.

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

CAS39389-20-3
PubChem CIDNot recorded
DTXSIDDTXSID90960068
FormulaC18H18O3S
Mol. Weight314.4 g/mol
SMILESC=CC1=CC=CC=C1C=C.OS(=O)(=O)C1=CC=CC=C1C=C

Data Sources

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Brief citations

Benzenesulfonic acid, ethenyl-, polymer with diethenylbenzene (CAS 39389-20-3) https://chemicalindependence.com/chemical/39389-20-3/ EPA TSCA Inventory: CAS 39389-20-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory