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Moumoujus

TRIMETHYL-4-NONANONE.

Questionable CAS 123-18-2 / PERFUMING

TRIMETHYL-4-NONANONE is an organic compound primarily integrated into cosmetic formulations for its aromatic properties. It functions as a perfuming agent, contributing to the sensory profile of a product without offering direct dermatological benefits.

Summary

Perfuming

Science

Mechanism of Action

This ingredient acts solely as a perfuming agent, imparting a specific fragrance to cosmetic products. Its mechanism involves the release of volatile compounds that stimulate olfactory receptors, rather than interacting with skin biology.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

TRIMETHYL-4-NONANONE serves as a perfuming agent; its inclusion is typically for its scent contribution rather than for sub-threshold marketing claims related to skin efficacy.

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Moderate

While nearly half of available reports (48.5% of 171) indicate TRIMETHYL-4-NONANONE does not meet GHS hazard criteria, some classifications highlight aquatic toxicity. As an organic solvent, prolonged contact with skin carries a risk of irritation, and contact with eyes may also cause irritation.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Questionable

As a fragrance ingredient offering no direct skin benefits and posing a noted risk of irritation, TRIMETHYL-4-NONANONE is a questionable component for precision skincare formulations.

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