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3-METHYLPENTAN-1-OL.

Optional CAS 589-35-5 / PERFUMING

A branched-chain saturated alcohol that serves as a fragrance component, delivering distinctive green, earthy, and cocoa-like aromatic notes to skincare formulations. Beyond its olfactory properties, this ingredient provides secondary benefits as a mild solvent and masking agent in cosmetic applications.

perfuming

Science

Functions primarily through olfactory enhancement, contributing aromatic complexity to skincare products while potentially offering minor solvent properties that may assist in ingredient dispersion and formulation stability.


Research

Medium confidence
Effective range ≤2%
Optimal

N/A

Key findings

  1. 01 Dermatological assessment confirmed safety profile for fragrance applications at concentrations up to 2% in fragrance concentrates

Transparency

Not commonly dusted

As a fragrance component with established safety parameters, this ingredient is not typically subject to dusting practices in legitimate skincare formulations.


The Formula

Solubility
Both
Optimal pH 4.5 – 8
0 7 14

Stability

Demonstrates excellent stability under standard cosmetic conditions with a flash point of 58°C. As a primary alcohol, maintains stability but may undergo oxidation to corresponding aldehyde under harsh oxidative conditions.

Conflicts

  • Strong oxidizing agents
  • Strong acids

Safety

CIR Status
Not reviewed
Max tested
2%
Sensitization risk Low

IFRA-approved for fragrance use and previously held FEMA GRAS status for food applications. ECHA classification includes flammable liquid properties and acute toxicity concerns for pure substance ingestion.


Your Skin

Yes Normal
Yes Dry
Yes Oily
No Sensitive
Irritancy Low
Comedogenicity Unknown

Our Assessment

Optional

A specialized fragrance ingredient with established safety parameters that serves niche olfactory enhancement roles rather than core skincare benefits.


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