# 2,4,6-Tris(tert-butyl)phenol

URL: https://app.greenveil.ai/ingredients/ingredient_cas_732_26_3
Categories: beauty, industrial
Functions: Antioxidant, Chemical reaction regulator
Identifier: 732-26-3

> 2,4,6-Tris(tert-butyl)phenol is used as antioxidant / chemical reaction regulator. Greenveil chemical-concern score: 100/100 — Critical concern based on regulatory listings.. Assessed from 6 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern based on regulatory listings.
- Confidence: 4
- Rationale: 2,4,6-tri-tert-butylphenol is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.
- US: commercial use observed — EPA CPDat observed this chemical in 2 composition records across product categories including Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Antioxidant, Chemical reaction regulator.
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._