Di-(2-ethylhexyl) calcium sulfosuccinate
Synonyms
Calcium 1,4-bis(2-ethylhexyl) 2-sulphonatosuccinate;
Diethylhexyl calcium sulfosuccinate;
Calcium 1,4-bis(2-ethylhexoxy)-1,4-dioxo-2-butanesulfonate;
Docusate calcium;
Category
Anionic Surfactant
> Sulfonate
>> Ester Sulfonate
>>> Sulfosuccinate(Ester) Salt
>>>> Sulfosuccinic Acid Branched Alkyl Alcohol Ester Salt
Chemical Numbering System
CASRN：128-49-4
EINECS：204-889-8
Molecular Formula & Molecular Weight
Molecular Formula: C40H74CaO14S2; C40H76O14S2.Ca
Molecular Weight: 883.22
Structure
Properties
Appearance (1), solid.
Solubility insoluble in water.
Stability stable in weak acid, weak alkali. Under strong acid or strong alkali, easily hydrolyze.
Risk Solid form: flammable material; irritation, low irritation to skin, eye. Harmful products of combustion are CO, CO2 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 wetting, permeating, emulsifying, dispersing, lubricating, solubilizing abilities. Suitable for neutral formula system.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
80.0 |
Test Methods
(1), Actives
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, 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.
Use as lubricant.
Manufacturers