Customization: | Available |
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CAS No.: | 111-42-2 |
Formula: | C4h11no2 |
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Name | Diethanolamine |
Synonyms | 2,2'-Dihydroxydiethylamine; 2,2'-Iminodiethanol; Bis(2-hydroxyethyl)amine; DEA |
Molecular Structure | |
Molecular Formula | C4H11NO2 |
Molecular Weight | 105.14 |
CAS Registry Number | 111-42-2 |
EINECS | 203-868-0 |
Density | 1.096 |
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Melting point | 27-30 ºC |
Boiling point | 268 ºC |
Refractive index | 1.475-1.479 |
Flash point | 179 ºC |
Water solubility | MISCIBLE |
Properties:
1. Appearance: colorless to light yellow liquid.
2. Solubility: can be miscible with water and many organic solvents.
3. Stability: stable at room temperature, but can be decomposed by oxidants and acids.
4. Ignition point: about 155-166 degrees Celsius.
1. Chemicals: as neutral additives, surfactants and preservatives.
2. Ion exchanger: Used in water treatment and other industrial applications.
3. Expansion agent: used in the production process of polyurethane and other polymers.
Preparation method: Diethanolamine can be synthesized by the reaction of ethanolamine and ethylene glycol. The reaction is usually carried out at high temperatures and pressures, and the auxiliary acid catalyst can accelerate the reaction rate.
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