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Moumoujus

ALLYL CYCLOHEXYLACETATE.

Optional CAS 4728-82-9 / PERFUMING

Allyl Cyclohexylacetate is a carboxylic acid ester primarily used as a perfuming agent, imparting a fruity, pineapple-like scent to formulations. It finds widespread application across various personal care and cosmetic products.

Summary

perfuming

Science

Mechanism of Action

Its mechanism is solely sensory, providing fragrance without documented therapeutic skin benefits. The ester's chemical structure allows direct interaction with skin proteins, contributing to its potential as a sensitizer.

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 3 – 7.5
0 7 14

Stability

Highly stable in typical cosmetic formulations, including creams and hydroalcoholic solutions. This ester maintains integrity within neutral to weakly acidic ranges (pH 3.0–7.5), though extreme pH can induce hydrolysis.

Conflicts

  • Strong oxidizing agents
  • Strongly alkaline environments (causes ester hydrolysis)
  • Strong acids

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
6%
Sensitization risk Moderate

Though not reviewed by CIR, IFRA provides usage guidelines. EU regulations restrict free allyl alcohol content to below 0.1%, with a NESIL of 1100 μg/cm² established via read-across data.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

An optional fragrance ingredient widely used in cosmetics, but with a moderate sensitization risk, particularly for sensitive skin types.

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