Betaine
time:2012-09-07 15:00:34,count:0

Betaine
Alias
Methanaminium, 1-carboxy-N,N,N-trimethyl-, hydroxide, inner salt
Methanaminium, 1-carboxy-N,N,N-trimethyl-, inner salt
Category
Zwitterionic surfactants-Betaine
CAS No.
107-43-7
Molecular Formula & Molecular Weight
Molecular Formula: C5H11NO2
Molecular Weight: 117.15
Structural Formula
Properties
Appearance: squamous or prismatic solid; colorless to pale yellow liquid.
Solubility: soluble in water.
Hygroscopicity: hygroscopic.
Stability: stable.
Risk: irritation, low irritation to skin, eye.
Animal Toxicity[1]: mouse subcutaneous LD50: 10800mg/Kg; mouse intravenous LD50: 830mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: Biodegradable.
Characteristics: excellent antistatic, dispersing, emulsifying abilities. Osmotic agent.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives, %,≥
95
 
pH (25℃, 1% solution)
6-8
 
Major Uses
Use as pharmaceutical ingredient.
Conditioning agent, viscosity controlling agent, antistatic agent, humectant in personal care products.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:107-43-7
Update: 20140727(1);

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