Dimethyl myristamine
Synonyms
1-Tetradecanamine, N,N-dimethyl-;
Dimethyl(tetradecyl)amine;
Category
Non-ionic surfactant
> Amine
>> Fatty Amine
>>> Alkyl Amine
>>>> Linear Alkyl Tertiary Amine
Chemical Numbering System
CASRN: 112-75-4
EINECS: 204-002-4
Molecular Formula & Molecular Weight
Molecular Formula: C16H35N
Molecular Weight: 241.46
Structure
Properties
Appearance (1), liquid; low temperature: solid.
Solubility insoluble in water.
Stability stable.
Risk Liquid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2, nitrogen oxides and so on. Contact with strong oxidants, can cause to burn.
GHS (Rev.10) label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antistatic, dispersing, emulsifying, anticorrosive, lubricating, antirust, solubilizing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Liquid |
|
|
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, Product standards
(1), Chinese standards
(1a), GB/T 15045 Fatty alkyl dimethyl tertiary amines
4, 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 emulsifying agent, dispersing agent.
Use as corrosion inhibitor, lubricant.
Use as intermediate in organic synthesis.
2, Personal care products
Antistatic agent, conditioning agent in personal care products.
Further information:
(1), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition) of China, be included in the restricted components.
Can be applied to leave-on products and rinse-off products.
Maximum concentration is 2.5% in leave-on products.
In raw materials, maximum secondary amine content is 0.5%.
Maximum nitrosamine content is 50μg/kg.
The container is nitrite-free.
(2), In accordance with EU regulations (EC) No 1223/2009, directive 2003/83/EC, be included in Annex III/62.
Can be applied to leave-on products and rinse-off products.
Maximum concentration is 2.5% in leave-on products.
In raw materials, maximum secondary amine content is 0.5%.
Maximum nitrosamine content is 50μg/kg.
The container is nitrite-free.
Manufacturers
Update: 20130924(1); 20200801(2);