L-methionine
Alias
Methionine
L-2-Amino-4-(methylthio)butanoic acid
2-Amino-4-(methylthio)butyric acid, (S)-
Category
Zwitterionic surfactants-Amino acid
CAS No.
63-68-3
Molecular Formula & Molecular Weight
Molecular Formula: C5H11NSO2
Molecular Weight: 149.21
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse intraperitoneal LD50: > 9500mg/Kg;
rat oral LD50: 36000mg/Kg;
rat intraperitoneal LD50: 4328mg/Kg.
reproductive effect.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: Biodegradable.
Characteristics: excellent dispersing, emulsifying, antistatic, anticorrosive abilities. essential amino acids.
Synthesis
Quality standards & test methods
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item
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physical and chemical indexes
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test methods
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actives, %，≥
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95
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Major Uses
Conditioning agent, antistatic agent in personal care products.
Use as dispersing agent.
Use as pharmaceutical ingredient.
Use as nutritional supplement.
Use as feed additive.
Manufacturers
References
[1]:http://toxnet.nlm.nih.gov/: 63-68-3