Cerium 2-ethylhexanoate
Synonyms
Hexanoic acid, 2-ethyl-, cerium(3+) salt (3:1);
2-Ethylhexanoic acid, cerium(3+) salt;
Cerium(III) 2-ethylhexanoate;
Cerium tris(2-ethylhexanoate);
Cerium(3+) 2-ethylhexanoate;
2-Ethylcaproic acid, cerium salt;
Category
Anionic Surfactant
> Carboxylate
>> Chain Carboxylate
>>> Alkyl Carboxylate
>>>> Branched Alkyl Carboxylate
Chemical Numbering System
CAS: 56797-01-4
EINECS: 260-386-3
Molecular Formula & Molecular Weight
Molecular Formula: C24H45CeO6; C8H16O2.1/3Ce
Molecular Weight: 569.73
Structure
Properties
Appearance (1), solid; (2), pale yellow liquid.
Solubility insoluble in water. soluble in ethyl ether, benzene.
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: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, lubricating, antibacterial, preservative, solubilizing abilities.
Synthesis
Sodium 2-ethylhexanoate reacts with cerium chloride, then obtain.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
|
Solid |
Liquid |
|
|
Actives, %, ≥ |
95.0 |
50.0 - 80.0 |
|
Ce, %, ≥ |
|
4.0 - 12.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
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), Ce
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Solid (or Liquid) |
|
|
Heavy metals (as Pb, except Ce), 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.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
2, Coatings
Drier in paint.
Alternative to cerium naphthenate.
Alternative to lead isooctanate, rare earth isooctanoate in drier of paints.
Manufacturers
Update: 20131102(1); 20180316(2);