Acetic acid ethenyl ester, polymer with ethene and ethenol
CAS 26221-27-2
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
EPA exempts this chemical from its production survey.
Why supply is unknownWhere It Comes From
Customs basis: HS 390591 · basket
EPA and Census publish no US supply data for this chemical.
HS customs code 390591 covers 8 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Chemical Identity
CAS26221-27-2
PubChem CIDNot recorded
DTXSIDDTXSID4094243
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Acetic acid ethenyl ester, polymer with ethene and ethenol (CAS 26221-27-2) https://chemicalindependence.com/chemical/26221-27-2/ EPA TSCA Inventory: CAS 26221-27-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory