Lauramide DEA
Synonyms
Dodecanamide, N,N-bis(2-hydroxyethyl)-;
N,N-Bis(2-hydroxyethyl)dodecanamide;
Lauric acid diethanolamide;
Category
Non-ionic surfactant
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Chemical Numbering System
CAS: 120-40-1
EINECS: 204-393-1
Molecular Formula & Molecular Weight
Molecular Formula: C16H33NO3; C16H33N1O3
Molecular Weight: 287.44
Structure
Properties
Appearance (1), solid; (2), liquid.
Solubility slightly soluble in water; soluble in water.
Stability stable.
Risk Solid (or liquid) form: flammable material; irritation, 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
|
rat oral LD50 |
2700mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent cleansing, emulsifying, dispersing, solubilizing, lubricating, foam stabilizing, anticorrosive abilities.
Note (1), Diethanolamine is a possible carcinogen (Group 2B, IARC).
(2), Diethanolamine reacts with nitrosating agents (for example, nitrite), can produce carcinogenic N-nitroso compounds.
(3), Be careful with using in children's products.
Synthesis
(1), Obtained that lauric acid reacts with diethanolamine.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid (or 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 |
|
Solid (or 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 15046 Fatty diethanol amide
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 cleansing agent.
Use as emulsifying agent, dispersing agent.
Use as solubilizing agent.
Use as foam stabilizing agent, foaming agent.
Use as antirust agent, anticorrosive agent.
Use as thickening agent. Especially suitable for anionic surfactant system.
2, Personal care products
Emulsifying agent, foam boosting agent, viscosity controlling agent, antistatic 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.
In product, maximum secondary amine content is 0.5%.
Maximum nitrosamine content is 50μg/kg.
Do not use with nitrosating system.
In raw materials, maximum secondary amine content is 5%.
The container is nitrite-free.
(2), In accordance with EU regulations (EC) No 1223/2009, directive 2003/83/EC, be included in Annex III/60.
In product, maximum secondary amine content is 0.5%.
Do not use with nitrosating system.
In raw materials, maximum secondary amine content is 5%.
Maximum nitrosamine content is 50μg/kg.
The container is nitrite-free.
3, Industrial cleaning
Use as cleansing agent.
4, Household cleaning
Use as cleansing agent, foam stabilizing agent, foaming agent, thickening agent.
Manufacturers
References
[1]: ChemIDplus. 120-40-1, N,N-Di(2-hydroxyethyl)lauramide
Update: 20131014(1); 20200412(2);