Betaine hydrochloride
Synonyms
Methanaminium, 1-carboxy-N,N,N-trimethyl-, chloride;
Ammonium, (carboxymethyl)trimethyl-, chloride;
Category
Zwitterionic Surfactant
> Betaine Type
>> Betaine and its Salts
Chemical Numbering System
CAS: 590-46-5
EINECS: 209-683-1
Molecular Formula & Molecular Weight
Molecular Formula: C5H12ClNO2; C5H11N1O2.HCl
Molecular Weight: 153.61
Structure
Properties
Appearance (1), solid.
Solubility soluble in water.
Hygroscopicity hygroscopic.
Stability stable.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2, nitrogen oxides and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
mouse subcutaneous LD50 |
8000mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antistatic, permeating 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
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, Product standards
(1), Chinese standards
(1a), NY 399 Feed grade betaine hydrochloride
4, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
Major Uses
1, Typical applications
Use as antistatic agent.
Use as osmoprotectant.
2, Feed
Use as feed additive.
Manufacturers
References
[1]: ChemIDplus. 590-46-5, Betaine hydrochloride
Update: 20140727(1); 20190707(2);