Sodium methyltaurine cocoyl methyltaurate
Synonyms
2-(N-Coco-acyl-N-methylamino)ethanesulfonic acid, sodium 2-methylaminoethanesulfonate salt;
Category
Anionic Surfactant
> Sulfonate
>> Amido Sulfonate
>>> Acyl Taurate
>>>> Natural Substance Derivative Acyl Taurate
Chemical Numbering System
CAS: N/A
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: N/A
Molecular Weight: N/A
Structure
R: coco group.
Properties
Appearance (1), solid.
Solubility soluble in water.
Stability stable. Under hot strong acid or hot strong alkali, easily hydrolyze.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent cleansing, emulsifying, dispersing, solubilizing, wetting, permeating, antistatic abilities. Mild.
Note (1), Can use in children products.
Synthesis
Refer to:
United States Patent 4,352,759 Recovery of high purity N-acyl taurine in high yield;
United States Patent 4,233,229 Preparation of salt-free N-acyl taurines;
United States Patent 4,071,543 Process for the preparation of acyltaurides; etc.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
90.0 |
Test Methods
(1), Actives
GB/T 5173 Surface active agents and detergents -- Determination of anionic-active matter by direct two-phase titration procedure
ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Solid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
|
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical Applications
Use as cleansing agent.
Use as emulsifying agent, dispersing agent.
2, Personal care products
Emulsifying agent, cleansing agent in personal care products.
Manufacturers
Update: 20140729(1); 20190624(2);