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Moumoujus

2,4,6-TRIMETHYL-3-CYCLOHEXENECARBALDEHYDE.

Optional CAS 1423-46-7 / PERFUMING

An aldehyde fragrance compound that delivers a distinctive green, fresh scent reminiscent of flower shops and dewy mornings. This synthetic aromatic ingredient functions exclusively as an olfactory modifier with no therapeutic skin benefits, providing masking properties to cosmetic formulations.

Summary

perfuming masking

Science

Mechanism of Action

Interacts with olfactory receptors to produce a characteristic green aromatic profile featuring notes of stems, leaves, and wet earth, while simultaneously masking unwanted base odors in skincare formulations through molecular scent interference.

Research

Clinical Evidence

Medium confidence
Effective range 0.1–3%
Optimal

1.5%

Key findings

  1. 01 Effective fragrance modification with powerful green olfactory characteristics

Transparency

Dusting Analysis

Not commonly dusted

Fragrance ingredients are typically used at precise concentrations for optimal scent balance rather than being dusted for marketing purposes

The Formula

Formulation

Solubility
Oil
Optimal pH 4 – 9
0 7 14

Stability

Demonstrates good stability in standard cosmetic bases, though aldehyde structure may form acetals in alcoholic solutions over extended periods, potentially altering fragrance profile

Conflicts

  • Primary amines
  • Strong oxidizing agents
  • Highly alkaline formulations

Safety

Safety Profile

CIR Status
Not reviewed by CIR Panel
Max tested
6.1%
Sensitization risk Moderate

IFRA-regulated with product-specific limits: 0.16% for deodorants, 0.76% for body lotions, 3.0% for hydroalcoholic products. EC3 value of 7.3% indicates moderate sensitization potential.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

A specialized fragrance ingredient with moderate sensitization risk that serves purely aesthetic functions rather than therapeutic skin benefits.

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