Pantetheine-S-sulfonic acid
Synonyms
Pantetheine sulfonate;
Thiosulfuric acid, S-(2-((3-((2,4-dihydroxy-3,3-dimethyl-1-oxobutyl)amino-1-oxopropyl)amino)ethyl) ester, (R)-;
Category
Anionic Surfactant
> Sulfonate
>> Amido Sulfonate
>>> Pantoyl Sulfonate
Chemical Numbering System
CAS: N/A
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C22H22N2O7S2
Molecular Weight: 358.43
Structure
Properties
Appearance (1), liquid.
Solubility soluble in water.
Stability stable.
Risk Liquid form: corrosion; flammable material; irritation, irritation to skin, eye. 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, cleansing abilities.
Note (1), Carefully use in children products.
Synthesis
(1), D-pantothenic acid reacts with 2-aminoethanethiosulfuric acid, then obtain.
(2), Extract from carrots.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
90.0 |
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 |
|
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, 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 whitening agent.
2, Personal care products
Conditioning agent, whitening agent in personal care products.
Good whitening effect.
Manufacturers
Update: 20131029(1); 20171015(2);