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Moumoujus

1-ALLYL-3,4,6-TRIMETHYL-2-PYRIMIDONE BROMIDE.

Insufficient Data CAS 878476-91-6 / HAIR DYEING

This compound is identified as a direct hair dye. Its primary function involves imparting temporary color by adhering to the hair surface, without engaging in chemical reactions with other components of the hair shaft.

Summary

Hair Dyeing

Science

Mechanism of Action

As a direct hair coloring agent, 1-ALLYL-3,4,6-TRIMETHYL-2-PYRIMIDONE BROMIDE operates through the physical deposition of pigment molecules onto the exterior of the hair cuticle. This mechanism bypasses oxidative processes or any chemical alteration to the hair's inherent structure. No specific mechanism of action related to direct dermal benefit or skin physiological processes has been identified.

Research

Clinical Evidence

Insufficient-data confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Unknown
Optimal pH N/A
0 7 14

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Unknown

While 1-ALLYL-3,4,6-TRIMETHYL-2-PYRIMIDONE BROMIDE is listed in EU cosmetic regulations for labeling, no specific safety assessment by major bodies such as the Cosmetic Ingredient Review (CIR), Scientific Committee on Consumer Safety (SCCS), or the FDA has been found for this particular ingredient. General regulatory frameworks exist for hair colorants in the EU, but individual ingredient assessments are crucial for comprehensive safety profiles.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Insufficient Data

This ingredient functions exclusively as a direct hair dye; there is currently no identified data or mechanism to support its utility or safety within precision skincare formulations.

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