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MINKAMIDOPROPYL DIMETHYLAMINE.

Optional CAS 68953-11-7 / ANTISTATIC, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

Minkamidopropyl Dimethylamine is a fatty acid amidopropyl dimethylamine primarily used for its antistatic, conditioning, and emulsifying properties. It functions by converting into a cationic surfactant under acidic conditions, forming a film that enhances skin and hair texture while also stabilizing oil-water mixtures.

Summary

antistatic hair conditioning skin conditioning emulsifying surfactant cleansing agent thickener bacteriostatic agent

Science

Mechanism of Action

This compound acts by converting into a cationic surfactant at an acidic pH, which enables it to deposit a conditioning film on the skin's surface, thereby reducing dryness and improving tactile sensation. Beyond conditioning, it serves as an effective emulsifier, stabilizing oil and water phases, and functions as a surfactant, assisting in the removal of impurities from skin and hair.

Research

Clinical Evidence

Medium confidence
Effective range 0.0015–1%
Optimal

N/A

Key findings

  1. 01 Reported to be used within a 0.0015%-1% concentration range in cosmetic products. The CIR Expert Panel concluded safety when formulated to be non-sensitizing. Notably, 5 out of 12 patients sensitized to oleamidopropyl dimethylamine also exhibited a reaction to 0.1% Minkamidopropyl Dimethylamine in patch tests.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH N/A
0 7 14

Stability

Optimal functionality as a conditioning agent is observed under acidic pH conditions, as it is at these pH levels that it converts into a cationic surfactant. While a precise pH range for stability is not specified for Minkamidopropyl Dimethylamine, related compounds often necessitate neutralization with an acid to achieve emulsifying and conditioning effects.

Conflicts

  • Must be formulated to rigorously avoid the formation of nitrosamines.

Safety

Safety Profile

CIR Status
Safe with restrictions
Max tested
1%
Sensitization risk Moderate

The CIR Expert Panel determined that fatty acid amidopropyl dimethylamines, including Minkamidopropyl Dimethylamine, are safe for cosmetic application when precisely formulated to be non-sensitizing, potentially informed by a Quantitative Risk Assessment. These compounds are identified as potential dermal sensitizers, partly due to the possible presence of the impurity 3,3-dimethylaminopropylamine (DMAPA). Consequently, formulations must prevent nitrosamine formation. It is not subject to restrictions under European Union cosmetic product regulations, although a specific FDA status for this ingredient is not detailed.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Optional

Minkamidopropyl Dimethylamine offers useful conditioning, emulsifying, and cleansing benefits, yet its formulation demands meticulous attention to prevent nitrosamine formation and mitigate its identified potential as a dermal sensitizer.

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