Tetramethylammonium chloride
Synonyms
Methanaminium, N,N,N-trimethyl-, chloride;
N,N,N-Trimethylmethanaminium chloride;
Tetramine chloride;
Category
Cationic surfactant
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Chemical Numbering System
CAS: 75-57-0
EINECS: 200-880-8
Molecular Formula & Molecular Weight
Molecular Formula: C4H12ClN; C4H12N.Cl
Molecular Weight: 109.60
Structure
Properties
Appearance (1), white crystal.
Solubility soluble in water.
Volatility volatile.
Hygroscopicity hygroscopic.
Stability stable.
Risk Solid form: flammable material; irritation, strong irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
frog subcutaneous LDLo |
2000mg/kg[1] |
|
mouse intraperitoneal LD50 |
10mg/kg[1] |
|
mouse subcutaneous LD50 |
40mg/kg[1] |
|
mouse oral LDLo |
125mg/kg[1] |
|
rabbit subcutaneous LDLo |
6mg/kg[1] |
|
rat intraperitoneal LD50 |
10mg/kg[1] |
|
rat oral LD50 |
50mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antistatic, dispersing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
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 antistatic agent.
Use as phase transfer catalyst.
2, Personal care products
Viscosity controlling agent in personal care products.
3, Petroleum
Clay stabilizer in fracturing fluid.
Manufacturers
References
[1]: ChemIDplus. 75-57-0, Tetramethylammonium chloride
Update: 20140409(1); 20190421(2);