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Moumoujus

8-ISOPROPYL-6-METHYLBICYCLOOCTENE-2-CARBALDEHYDE.

Optional CAS 67845-30-1 / PERFUMING

A synthetic aldehyde fragrance compound that serves as a scenting agent in skincare formulations. This oil-soluble ingredient provides malodor neutralization properties while contributing to product sensory experience, though it carries moderate sensitization potential.

Summary

perfuming malodor control

Science

Mechanism of Action

Functions as a synthetic odorant that interacts with olfactory receptors to provide fragrance benefits and mask unpleasant odors through chemical neutralization processes.

Research

Clinical Evidence

Medium confidence
Effective range 0.2–1%
Optimal

0.6%

Key findings

  1. 01 Standard effective concentration range for perfuming in skincare applications
  2. 02 Established No Expected Sensitization Induction Level with no phototoxic or photoallergenic effects observed

Transparency

Dusting Analysis

Not commonly dusted

Not applicable for fragrance ingredients as dusting refers to active ingredient substitution practices

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Aldehyde structure makes it susceptible to oxidative degradation over time, converting to carboxylic acid derivatives

Conflicts

  • nitrosating agents
  • strong oxidizing agents

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
1%
Sensitization risk Moderate

Regulated under IFRA guidelines with regional fragrance concentration limits at 1%. Classified as skin sensitizer but systemic exposure remains below Threshold of Toxicological Concern.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

A functional fragrance ingredient with established safety parameters, suitable for non-sensitive skin types when used within recommended concentration limits.

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