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Moumoujus

2-PHENYLPROPYLPYRIDINE.

Optional CAS 2110-18-1 / PERFUMING

A potent fragrance compound that delivers distinctive green, vegetal, and earthy aromatic notes reminiscent of pea pods or ginseng. This pyridine-based ingredient serves exclusively as a sensory modifier in cosmetic formulations, providing olfactory enhancement rather than therapeutic skin benefits. Its exceptional potency requires careful dosing, with typical usage concentrations ranging from 0.1% to 1.0%.

Summary

perfuming

Science

Mechanism of Action

Functions purely as a perfuming agent without direct biological activity on skin cells. Creates sensory enhancement through its distinctive aromatic profile, contributing to product experience rather than corrective skin mechanisms.

Research

Clinical Evidence

Medium confidence
Effective range 0.1–1%
Optimal

0.1%

Key findings

  1. 01 Demonstrated exceptional fragrance potency with 8/10 odor impact rating, requiring reduction to 0.1% for balanced organoleptic performance

Transparency

Dusting Analysis

Not commonly dusted

Self-limiting usage due to extreme olfactory potency prevents meaningful dusting concerns in skincare applications

The Formula

Formulation

Solubility
Oil
Optimal pH 4 – 9
0 7 14

Stability

Demonstrates exceptional stability across diverse product matrices including harsh environments. Maintains fragrance integrity for over 400 hours, indicating superior longevity characteristics.

Conflicts

  • Strong oxidizing agents
  • Highly acidic formulations below pH 3.0

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
1%
Sensitization risk High

ECHA classification as Category 2 Skin Irritant and Category 1B Skin Sensitizer necessitates cautious application. FDA GRAS status (FEMA 3751) for flavoring applications indicates acceptable safety profile at appropriate concentrations.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

A specialized fragrance ingredient with limited skincare applications due to sensitization concerns and purely cosmetic function.

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