Sodium palmitoyl chondroitin sulfate
Synonyms
Chondroitin, hydrogen sulfate, sodium salt, reaction products with hexadecanoyl chloride;
Category
Polymer Surfactant
> Polysaccharide and its Derivatives
>> Anionic-type
>>> Anionic Polysaccharide and its Derivatives
Chemical Numbering System
CAS: 226995-63-7
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: N/A
Molecular Weight: N/A
Structure
Schematic formula:
Properties
Appearance (1), solid.
Solubility slightly soluble to soluble in water. Solubility depends on the degree of acylation.
Stability stable. Under strong acid or strong alkali condition, easily hydrolyzed.
Risk Solid form: irritation, irritation to skin, eye.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, film-forming, thickening abilities.
Synthesis
Palmitoyl chloride and sodium chondroitin sulfate react, finally obtain product.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Actives, %, ≥ |
85.0 |
|
Loss on drying, %, ≤ |
10.0 |
Test Methods
(1), Actives
(2), Loss on drying
105°C, 4h.
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
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.
(b), Used in cosmetics, should be test for harmful substances; or furtherly test for microorganisms.
Major Uses
1, Typical applications
Use as dispersing agent, emulsifying agent.
Use as thickening agent.
2, Personal care products
Conditioning agent in personal care products.
Manufacturers
Update: 20131022(1); 20170225(2);