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Moumoujus

2-UNDECENOL.

Optional CAS 37617-03-1 / PERFUMING

A naturally-occurring unsaturated alcohol primarily used as a fragrance component in cosmetic formulations. This compound exhibits antimicrobial properties through membrane disruption and is naturally present in human skin volatiles. While mainly valued for its perfuming capabilities, emerging research suggests potential benefits for managing fungal skin concerns.

Summary

perfuming antimicrobial

Science

Mechanism of Action

Functions primarily as a fragrance agent while demonstrating antimicrobial activity by disrupting microbial cell membranes. As a natural component of skin volatiles, it contributes to the skin's chemical signature and may influence the cutaneous microbiome balance.

Research

Clinical Evidence

Medium confidence
Effective range 0.031–6%
Optimal

N/A

Key findings

  1. 01 Exhibited significant antifungal efficacy against multiple Candida species in controlled testing

Transparency

Dusting Analysis

Not commonly dusted

Primarily used as a fragrance component rather than an active ingredient, limiting dusting concerns in skincare formulations

The Formula

Formulation

Solubility
Oil
Optimal pH 6 – 9.5
0 7 14

Stability

Exhibits excellent stability in oil-based systems and alkaline conditions. Soluble in alcohols and lipophilic phases but insoluble in aqueous media.

Conflicts

  • Strong oxidizing agents
  • Strong acids
  • Extreme heat exposure

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
6%
Sensitization risk Low

FEMA GRAS approved for food applications (Number 4068) and RIFM assessed for fragrance safety. Potential eye irritant at elevated concentrations (Category 2 H319).

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

A specialized fragrance ingredient with emerging antimicrobial potential, suitable for specific formulation needs rather than broad skincare applications.

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