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Moumoujus

TRANS-2-OCTENAL.

Questionable CAS 2548-87-0 / PERFUMING

Trans-2-Octenal is an aldehyde primarily valued in cosmetic formulations for its distinct aroma profile, serving as a perfuming agent. Beyond its sensory contribution, scientific interest lies in its potential as a bioactive compound with studied anti-inflammatory and antimicrobial properties, as well as its involvement in lipid metabolic pathways.

Summary

fragrance ingredient cosmetic perfuming agent

Science

Mechanism of Action

Functioning as an aldehyde, Trans-2-Octenal's primary recognized role in cosmetic applications is to impart fragrance. In broader scientific research, it has been investigated for potential biological activities, including anti-inflammatory and antimicrobial effects, and its participation in lipid metabolism pathways, though specific mechanisms for skin efficacy are not fully elucidated.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

This ingredient demonstrates stability under controlled storage conditions, specifically 0-8 °C. It is susceptible to degradation from air and light exposure. Formulations may incorporate α-tocopherol for enhanced stabilization.

Conflicts

  • strong oxidizing agents
  • strong bases
  • strong acids
  • amines
  • azo compounds
  • diazo compounds
  • dithiocarbamates
  • nitrides
  • strong reducing agents

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
0.6%
Sensitization risk Moderate

Trans-2-Octenal has not undergone specific review by the CIR or SCCS for cosmetic safety. It holds FEMA GRAS status for flavoring. While recommended for fragrance concentrates up to 0.60% in cosmetics, Safety Data Sheets indicate it can be irritating to the eyes, respiratory system, and skin (H315, H319, H335).

Your Skin

Skin Compatibility

No Normal
No Dry
No Oily
No Sensitive
Irritancy Moderate
Comedogenicity Unknown

Our Assessment

Verdict

Questionable

Primarily a fragrance component, Trans-2-Octenal lacks specific clinical efficacy data for targeted skincare benefits and carries a moderate risk of skin irritation, rendering its inclusion questionable for precision skincare.

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