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Moumoujus

BUTENYL ISOAMYLOXYACETATE.

Optional CAS 72894-11-2 / PERFUMING

A synthetic ester compound that serves as a perfuming agent, delivering distinctive green, woody, and vetiver-like aromatic notes to skincare formulations. This volatile fragrance molecule functions purely for sensory enhancement and odor masking, with no documented skin treatment benefits.

Summary

perfuming odorant masking

Science

Mechanism of Action

Works exclusively through olfactory interaction, binding to scent receptors to provide fragrance enhancement. Has no physiological impact on skin structure, barrier function, or cellular processes.

Research

Clinical Evidence

Medium confidence
Effective range ≤5%
Optimal

1%

Key findings

  1. 01 Demonstrated non-sensitizing and non-irritating properties in Human Repeat Insult Patch Testing

Transparency

Dusting Analysis

Not commonly dusted

As a fragrance component with no therapeutic claims, dusting is not relevant for this ingredient

The Formula

Formulation

Solubility
Oil
Optimal pH 5 – 9
0 7 14

Stability

Ester structure makes it vulnerable to hydrolysis under extreme pH conditions. High volatility requires cool-down phase addition to minimize evaporation during processing.

Conflicts

  • Strong acids
  • Strong bases
  • Strong oxidizing agents

Safety

Safety Profile

CIR Status
Not reviewed by CIR, regulated under IFRA standards
Max tested
5%
Sensitization risk Low

RIFM evaluation confirms safety within IFRA category limits. Typically used at concentrations below 1% in leave-on products.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

A well-tolerated fragrance ingredient with no skincare benefits beyond sensory enhancement.

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References

Sources