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Moumoujus

3-BUTYL-4-METHYLPHENYL METHYL KETONE.

Insufficient Data CAS 67663-03-0 / PERFUMING

An aromatic ketone compound primarily utilized as a fragrance ingredient in cosmetic formulations. This lipophilic molecule delivers specific olfactory characteristics while maintaining good thermal stability and broad pH compatibility.

Summary

perfuming

Science

Mechanism of Action

Functions exclusively as a perfuming agent with no established biological activity on skin. Its aromatic ketone structure provides distinct scent properties, while its estimated Log Kow of ~4.24 indicates high lipophilicity and potential skin penetration capability.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

As a fragrance component rather than an active ingredient, dusting practices are not applicable to this aromatic ketone.

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

Demonstrates excellent thermal stability with an estimated boiling point of approximately 280°C. Maintains stability across broad pH ranges as a neutral organic ketone, performing optimally under non-extreme conditions.

Conflicts

  • strong oxidizing agents
  • strong reducing agents

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Unknown

Approved as a perfuming agent in EU CosIng database (CAS 67663-03-0). Not restricted under EU Cosmetic Regulation Annexes II or III, but must comply with IFRA guidelines for fragrance use. Potential irritation risk when combined with other sensitizing ingredients.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Insufficient Data

A fragrance ingredient with limited safety data that serves purely aesthetic functions in skincare formulations.

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