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Moumoujus

CYCLOHEXYL-4-METHYLPENTAN-2-ONE.

Avoid CAS 4927-39-3 / PERFUMING

CYCLOHEXYL-4-METHYLPENTAN-2-ONE is primarily identified as a fragrance ingredient in cosmetic formulations. Beyond its aromatic contribution, this compound also exhibits potential to enhance the texture and stability of a formula, and may facilitate improved penetration of other ingredients.

Summary

Fragrance ingredient Skin conditioning agent Deodorant Texture enhancer Penetration enhancer

Science

Mechanism of Action

While this ingredient demonstrates potential benefits for formulation properties, such as improving texture and enhancing penetration, its specific biological mechanism of action on the skin for direct cosmetic benefits, like conditioning or protection, is not explicitly detailed in the available scientific literature.

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 N/A
0 7 14

Stability

The stability of CYCLOHEXYL-4-METHYLPENTAN-2-ONE can be investigated through accelerated degradation studies. Although a specific optimal pH range for its stability in finished formulations is not available, analytical methods employing acidic mobile phases (e.g., phosphoric or formic acid) suggest stability under acidic conditions.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Unknown

The European Chemicals Agency (ECHA) classifies CYCLOHEXYL-4-METHYLPENTAN-2-ONE with GHS hazard statement H315, indicating that it 'Causes skin irritation' (Skin Irrit. 2) at concentrations exceeding 99.9%. It is also designated as an 'Irritant' with a 'Warning' signal word. The Cosmetic Ingredient Review (CIR) has not yet assessed its safety. It is recognized by the International Fragrance Association (IFRA) as a fragrance ingredient and is registered with the FDA Global Substance Registration System.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Avoid

Given its explicit classification by ECHA as causing skin irritation at high concentrations and the absence of a Cosmetic Ingredient Review (CIR) assessment, this ingredient presents a significant risk and is generally not recommended for precision skincare formulations.

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