Allantoin biotin
Synonyms
1H-Thieno(3,4-d)imidazole-4-pentanoic acid, hexahydro-2-oxo-, (3aS,4S,6aR)-, compd. with (2,5-dioxo-4-imidazolidinyl)urea (1:1);
1H-Thieno(3,4-d)imidazole-4-pentanoic acid, hexahydro-2-oxo-, (3aS,4S,6aR)-, compd. with N-(2,5-dioxo-4-imidazolidinyl)urea (1:1);
Category
Anionic Surfactant
> Carboxylate
>> Chain Carboxylate
>>> Thiophenimidazolyl Alkyl Carboxylate
>>>> Thiophenimidazolyl Linear Alkylcarboxylate
Chemical Numbering System
CAS: 4492-73-3
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C14H22N6O6S; C10H16N2O3S.C4H6N4O3
Molecular Weight: 402.43
Structure
Properties
Appearance (1), white solid.
Solubility slightly soluble in water.
Stability stable. Under strong acid or strong alkali condition, easily hydrolyzed. In aqueous solution, when the pH value is between 4 and 9, stabilizes.
Risk Solid 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 anti-inflammatory, hair-growing, prevention of gray hair, prevention of hair loss, growth-promoting, emulsifying, dispersing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
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, 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.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
2, Personal care products
Conditioning agent, skin protective agent, smoothing agent, anti-seborrheic agent in personal care products.
Can promote cell growth. Good therapeutic effects to skin wounds, hair damage, acne, alopecia.
Good conservation of skin, hair. Can promote hair growth. Can promote skin smooth.
Manufacturers
Update: 20130916(1); 20181008(2);