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Moumoujus

2-CYANOMETHYL BENZIMIDAZOLE.

Questionable CAS 4414-88-4 / HAIR DYEING

A heterocyclic compound primarily functioning as a chemical intermediate in hair dye synthesis rather than as a direct skincare ingredient. This benzimidazole derivative operates in highly alkaline environments and serves as a precursor for chromophore formation in keratin-binding dye systems.

Summary

hair dyeing intermediate

Science

Mechanism of Action

Functions primarily as a heterocyclic intermediate facilitating chromophore formation that binds to keratin fibers, with potential carbonic anhydrase inhibitory activity in pharmaceutical contexts, though no established dermatological mechanism exists for skincare applications.

Research

Clinical Evidence

Low confidence
Effective range 0.001–5%
Optimal

N/A

Key findings

  1. 01 Demonstrated utility in hair dye formulations as precursor compound, with investigation into reducing irritation potential in alkaline treatment systems

Transparency

Dusting Analysis

Not commonly dusted

Not utilized as a skincare active ingredient, making cosmetic dusting unlikely; primarily reserved for hair coloring applications

The Formula

Formulation

Solubility
Oil
Optimal pH 9 – 10.5
0 7 14

Stability

Demonstrates high stability in alkaline conditions (pH 9-10.5), insoluble in aqueous systems but readily dissolves in organic solvents including methanol, ethanol, and DMF

Conflicts

  • strong oxidizing agents
  • strong acids

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Moderate

Listed in EU CosIng database for hair dyeing applications only; toxicological data indicates potential for skin irritation (H315) and serious eye irritation (H319) in pure form

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Questionable

Inappropriate for skincare applications as it functions solely as a hair dye intermediate with moderate irritation potential and no established dermatological benefits.

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