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  • beauty

3,5-Dimethyl-1-hexyn-3-ol

CAS 107-54-0

Also registered as 3 other CAS numbers

1321-33-1 · 1583290-12-3 · 2567947-46-8

3,5-Dimethyl-1-hexyn-3-ol chemical structure

Concern score

Not assessed — no hazard data yet.

3,5-Dimethyl-1-hexyn-3-ol in plain language

What it is

Also known as 3,5-Dimethylhex-1-yn-3-ol · 1-Hexyn-3-ol, 3,5-dimethyl- · 3,5-DIMETHYLHEXYN-3-OL · Dimethyl hexynol · Dimethylhexynol · Ec 203-500-9

Show all 13 names

Hexynol, dimethyl- · Necrqcbktgznmh-uhfffaoysa-n · Surfynol · Surfynol (VAN) · Surfynol (surfactant) · Surfynol 61 · UNII-Q988C9BDWK

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. 3,5-Dimethyl-1-hexyn-3-ol appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • USEPAcommercial use observedEPA CPDat observed this chemical in 6 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Fragrance.
    • EPA CPDat observed this chemical in 6 composition records across product categories including Personal care. 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 →

Expert safety opinions

No expert opinion on file for 3,5-Dimethyl-1-hexyn-3-ol. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for 3,5-Dimethyl-1-hexyn-3-ol 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 January 7, 2008

    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 3,5-Dimethyl-1-hexyn-3-ol in a product composition. These are source records, not Greenveil catalog products.

Source records

6

Named organisations

3

Personal care

Typical roles

Fragrance
See products using 3,5-Dimethyl-1-hexyn-3-ol →