Melittin
Synonyms
L-Glutamamide, glycyl-L-isoleucyl-glycyl-L-alanyl-L-valyl-L-leucyl-L-lysyl-L-valyl-L-leucyl-L-threonyl-L-threonyl-glycyl-L-leucyl-L-prolyl-L-alanyl-L-leucyl-L-isoleucyl-L-seryl-L-tryptophyl-L-isoleucyl-L-lysyl-L-arginyl-L-lysyl-L-arginyl-L-glutaminyl-;
Category
Non-ionic surfactant
> Amine
>> Peptide and its Derivatives
Chemical Numbering System
CASRN: 20449-79-0
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C131H229N39O31
Molecular Weight: 2846.46
Structure
Properties
Appearance (1), solid.
Solubility soluble in water.
Stability stable.
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 (Rev.10) label:
Animal Toxicity
Table 1 Animal toxicity values
guinea pig intraperitoneal LD50 |
2.75mg/kg[1] |
mouse intraperitoneal LD50 |
7.4mg/kg[1] |
mouse intravenous LD50 |
7.04mg/kg[1] |
rat intraperitoneal LD50 |
17.7mg/kg[1] |
rat intravenous LDLo |
1.4mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antibacterial, anti-inflammatory, antiviral abilities.
Note (1), Strong hemolytic characteristic.
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
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 anti-inflammatory agent.
2, Personal care products
Anti-seborrheic agent in personal care products.
Manufacturers
References
[1]: ChemIDplus. 20449-79-0, Melittin