Oxirane, 2-ethyl-, polymer with 2-methyloxirane, mono(4-nonylphenyl) ether, branched
CAS 163205-80-9
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
EPA lists this chemical for 2023 but publishes zero or no volume for both production and imports.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
EPA reports by year
- 2023
- US production Not published · Imports Not published
Domestic parents -- activity not disclosed (1)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Huntsman
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Chemical Identity
CAS163205-80-9
PubChem CIDNot recorded
DTXSIDDTXSID901363751
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA TSCA InventoryRetrieved 2026-04-29
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
Brief citations
Oxirane, 2-ethyl-, polymer with 2-methyloxirane, mono(4-nonylphenyl) ether, branched (CAS 163205-80-9) https://chemicalindependence.com/chemical/163205-80-9/ EPA TSCA Inventory: CAS 163205-80-9. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 163205-80-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting