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N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE.

Avoid CAS 39235-93-3 / SKIN CONDITIONING

N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE is an aromatic diamine, chemically analogous to well-known dye intermediates like o-phenylenediamine and p-phenylenediamine. Its primary function is established as a precursor in hair coloring formulations, facilitating chemical reactions to achieve desired dye effects. Specific beneficial mechanisms for direct skincare application remain unconfirmed.

Summary

Skin Conditioning

Science

Mechanism of Action

While listed with a 'Skin Conditioning' function in some databases, the precise mechanism by which N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE would exert beneficial effects on skin is not currently elucidated. Its structural similarity to established dye intermediates suggests its likely role, if any, in cosmetic formulations would involve chemical reactions, akin to its function as a hair dye precursor. The ingredient is not recognized for specific active skincare benefits.

Research

Clinical Evidence

Insufficient-data confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Similar to its chemical relatives, N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE is likely susceptible to degradation by strong oxidizing agents. While specific optimal pH ranges are not available for this compound, related o-Phenylenediamine exhibits stability in the pH 7-8 range, and its pKa values indicate partial cation formation between pH 5-9.

Conflicts

  • Strong oxidizing agents

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk High

No dedicated safety assessments by major regulatory bodies such as CIR, SCCS, or FDA for N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE have been identified. However, closely related compounds, notably p-Phenylenediamine (PPD) and o-phenylenediamine, are recognized for their sensitizing and irritant potential. PPD, a known allergen, requires careful use and patch testing in hair dyes, and o-phenylenediamine is classified as causing skin and serious eye irritation. Given this ingredient's structural kinship, a high sensitization risk is inferred for direct skin application in skincare products until specific safety data becomes available.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Avoid

Due to a profound lack of established skincare benefits and significant inferred safety concerns based on highly allergenic and irritant related compounds, N-BENZYL-4-METHYL-O-PHENYLENEDIAMINE should be avoided in precision skincare formulations.

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