4-tert-Butylphenol--acetylene (1/1)
CAS 28514-92-3
Phenol, 4-(1,1-dimethylethyl)-, polymer with ethyne
Companies reported imports and no US production of this chemical to EPA for 2023.
US productionZero
Import volume31.9K lb
Import dependency100%
Top sourceNo public record
Production is reported production, not a complete census of factories. Production reporting year: 2023.
Where It Comes From
EPA reports by year
- 2023
- US production Zero · Imports 31.9K lb
EPA-registered importers (1)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Sovereign Chemical
Why It Matters
Sectors
Plastics & Rubber
Downstream UsesNot recorded
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Industrial Uses
- •Polymerization promoter in Rubber Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
Chemical Identity
CAS28514-92-3
PubChem CIDNot recorded
DTXSIDDTXSID80951203
FormulaC12H16O
Mol. Weight176.259 g/mol
SMILESC#C.CC(C)(C)C1=CC=C(O)C=C1
Data Sources
- EPA TSCA InventoryRetrieved 2026-04-29
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
Brief citations
4-tert-Butylphenol--acetylene (1/1) (CAS 28514-92-3) https://chemicalindependence.com/chemical/28514-92-3/ EPA TSCA Inventory: CAS 28514-92-3. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 28514-92-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 28514-92-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting