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Moumoujus

ALLYL 2-METHYLBUTOXYACETATE.

Optional CAS 67634-01-9 / PERFUMING

This ester functions primarily as a fragrance agent, imparting a fresh, green, and pineapple-like aroma to skincare formulations. It enhances the sensory experience of products at low concentrations.

Summary

perfuming

Science

Mechanism of Action

As an olfactive molecule, it delivers a specific scent profile by interacting with olfactory receptors. On the skin, it can slowly hydrolyze into constituent alcohol and acid, though its principal role remains sensory rather than bioactive.

Research

Clinical Evidence

Low confidence
Effective range 0.1–1%
Optimal

N/A

Key findings

  1. 01 Human Repeated Insult Patch Tests (HRIPT) conducted between 0.1% and 1.0% demonstrate it is a non-sensitizer at typical personal care concentrations.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH 5 – 8
0 7 14

Stability

As an ester, it is susceptible to hydrolysis at extreme pH levels, which can lead to scent degradation. It exhibits stability within most standard cosmetic emulsions.

Conflicts

  • Strong oxidizing agents
  • Strongly alkaline environments
  • Strong acids

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
1%
Sensitization risk Low

While not specifically reviewed by CIR, IFRA standards regulate its use, restricting free allyl alcohol below 0.1% to minimize dermal irritation risk.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

Allyl 2-Methylbutoxyacetate serves as a safe and effective fragrance agent, offering sensory enhancement without direct skin health benefits, suitable for non-sensitive skin types.

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