Phenol, 2-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)-

CAS 73936-80-8

Used in 2 industrial sectors tracked by the EPA.

US production12.0K lb

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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 12.0K lb · Imports Confidential
2019: US production Confidential · Imports Confidential

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Dover Chemical

EPA-registered importers (2)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Basf Se · DE Germany

Basf

Why It Matters

Sectors

Plastics & RubberPaints & Coatings

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

Used in 3 sectors as 2 functional roles.

•Stabilizing agent in Plastics Material and Resin Manufacturing (80%)Processing—incorporation into formulation, mixture, or reaction product
•Stabilizing agent in Rubber Product Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
•UV stabilizer in Paint and Coating ManufacturingProcessing as a reactant

Chemical Identity

CAS73936-80-8

PubChem CID22644018

DTXSIDDTXSID20888423

FormulaC23H32O

Mol. Weight324.5 g/mol

SMILESCC(C)(C)CC(C)(C)C1=CC(=C(C=C1)O)C(C)(C)C2=CC=CC=C2

Data Sources

EPA CompTox (DSSTox) · DTXSID20888423Retrieved 2026-04-06
PubChem · compound 22644018Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Phenol, 2-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)- (CAS 73936-80-8) https://chemicalindependence.com/chemical/73936-80-8/ EPA CompTox (DSSTox): DTXSID20888423. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20888423 PubChem: 22644018. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/22644018 EPA Chemical Data Reporting: 73936-80-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 73936-80-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting