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Acetylenic diol surfactant

DIMETHYL OCTYNEDIOL

CAS 1321-87-5
55

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

Acetylenic diol used as a wetting agent and defoamer in formulations. Limited cosmetic-specific safety data and irritation flags from industrial sources lower confidence in routine use.

Function

SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING

Skin benefits

  • Acetylenic diol surfactant useful as a wetting and antifoam agent
  • Can improve spreading and pigment dispersion in formulations
  • Low to moderate use levels typically tolerated topically

Known concerns

  • Limited public toxicology data specific to cosmetic exposure
  • Eye irritation potential per industrial SDS
  • Possible skin irritation at higher concentrations
  • Aquatic toxicity flagged in some hazard classifications

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.