2-Aminobutanol
Synonyms
1-Butanol, 2-amino-;
2-Amino-1-butanol;
Category
Non-ionic surfactant
> Amine
>> Alcohol Amine
>>> Alcohol Primary Amine
>>>> Fatty Alcohol Primary Amine
Chemical Numbering System
CASRN: 96-20-8
EINECS: 202-488-2
Molecular Formula & Molecular Weight
Molecular Formula: C4H11NO; C4H11N1O
Molecular Weight: 89.14
Structure
Properties
Appearance (1), colorless liquid.
Odor ammonia odor.
Solubility miscible in water.
Stability stable.
Risk Liquid 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 (Rev.10) label:
Animal Toxicity
Table 1 Animal toxicity values
mouse oral LD50 |
2300mg/kg[1] |
mouse intravenous LD50 |
316mg/kg[1] |
mouse intraperitoneal LDLo |
250mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent cleansing, solubilizing, dispersing, emulsifying, anticorrosive abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
Item |
Physical and chemical indexes |
Liquid |
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
Item |
Hazardous substances indexes |
Liquid |
|
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 solvent.
Use as cleansing agent.
Use as emulsifying agent, dispersing agent.
Use as acidic gas absorbing agent. For example, used to absorb hydrogen sulfide.
Use as vulcanization accelerator.
2, Personal care products
Buffering agent in personal care products.
Further information:
(1), In accordance with Safety and Technical Standards for Cosmetics (2015 Edition) of China, be included in the restricted components.
In raw materials, maximum secondary amine content is 0.5%.
Maximum nitrosamine content is 50μg/kg.
The container is nitrite-free.
(2), In accordance with EU regulations (EC) No 1223/2009, directive 2003/83/EC, be included in Annex III/61.
Maximum concentration of secondary amine is 0.5% in products.
In raw materials, maximum secondary amine content is 0.5%.
Maximum nitrosamine content is 50μg/kg.
The container is nitrite-free.
3, Organic synthesis
Use as intermediate in organic synthesis. For example, used in preparation of surfactants, medicine.
Manufacturers
References
[1]: ChemIDplus. 96-20-8, 2-Aminobutanol
Update: 20130920(1); 20200725(2);