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1-PENTEN-3-OL.

Optional CAS 616-25-1 / PERFUMING

An unsaturated allylic alcohol primarily utilized as a fragrance component in skincare formulations. This volatile compound delivers distinctive green, grassy, and leafy olfactory notes that enhance the sensory profile of cosmetic products, particularly those targeting cucumber or herbal scent experiences.

Perfuming

Science

Functions exclusively as a perfuming agent without demonstrated bioactive effects on skin physiology. As a volatile fragrance molecule, it contributes to product aesthetics through olfactory enhancement but provides no therapeutic benefits for skin barrier function, aging, or cellular repair processes.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

As a fragrance ingredient with no skin benefits, dusting is not applicable since the ingredient serves a legitimate sensory function rather than creating false efficacy claims.


The Formula

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Exhibits high volatility with flash point at 25°C, requiring storage in sealed containers away from heat and light sources. Susceptible to oxidative degradation due to allylic alcohol structure.

Conflicts

  • Strong oxidizing agents
  • Strong acids
  • High heat sources

Safety

CIR Status
Not reviewed
Max tested
0.5%
Sensitization risk Moderate

IFRA-approved up to 0.5% in fragrance concentrates with FEMA GRAS status for food applications. Demonstrates skin, eye, and respiratory irritation potential in undiluted form. Low comedogenic rating (1/5) with no clastogenic activity observed in genotoxicity testing.



Our Assessment

Optional

A safe fragrance ingredient that enhances product sensory appeal but offers no therapeutic skin benefits.


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