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  • industrial

2-tert-Butylphenol

CAS 88-18-6

Also registered as 1 other CAS number

27178-34-3

2-tert-Butylphenol chemical structure

Concern score

Not assessed — no hazard data yet.

2-tert-Butylphenol in plain language

What it is

Also known as 2-(1,1-Dimethylethyl)phenol · 2-(tert-butyl)phenol · 2-T-BUTYLPHENOL · 2-terc-butilfenol · 2-tert-Butyl-1-hydroxybenzene · Butylphenol, 2-TERT-

Show all 18 names

Benzene, 1-tert-butyl-2-hydroxy- · CAS-88-18-6 · O-tert-butylphenol · Phenol, (1,1-DIMETHYLETHYL)- · Phenol, 2-(1,1-dimethylethyl)- · Phenol, 2-tert-butyl- · Phenol, o-tert-butyl- · Tert-butylphenol · o-t-Butylphenol · o-ter-butylphenol · ortho-tert-butylphenol · t-Butylphenol

What it does

Used in consumer products as a fragrance ingredient.

  • Fragrance
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. 2-tert-Butylphenol appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including Laboratory supplies, Vehicle. EPA CPDat classifies this chemical for functional uses including Fragrance.
    • EPA CPDat observed this chemical in 3 composition records across product categories including Laboratory supplies, Vehicle. EPA CPDat classifies this chemical for functional uses including Fragrance.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for 2-tert-Butylphenol yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2020-03-19

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed 2-tert-Butylphenol in a product composition. These are source records, not Greenveil catalog products.

Source records

3

Named organisations

2

Laboratory suppliesVehicle

Typical roles

Fragrance
See products using 2-tert-Butylphenol →