Sodium di(p-tert-butylphenyl)phosphate
Synonyms
Sodium bis(4-tert-butyl phenyl)phosphate;
Phenol, 4-(1,1-dimethylethyl)-, hydrogen phosphate, sodium salt;
Category
Anionic Surfactant
> Phosphate
>> Cyclic Phosphate
>>> Aryl Phosphate
Chemical Numbering System
CAS: 10491-31-3
EINECS: 234-016-6
Molecular Formula & Molecular Weight
Molecular Formula: C20H26NaO4P; C20H27O4P.Na
Molecular Weight: 384.38
Structure
Properties
Appearance (1), solid.
Solubility slightly soluble in water.
Stability stable.
Risk Solid form: irritation, irritation to skin, eye, respiratory system.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, solubilizing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
90.0 |
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.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
2, Polymer
Nucleating agent, clarifying agent in preparation of polypropylene plastics.
Manufacturers
Update: 20190318(1);