Diethanolamine also known as 2,2′-dihydroxydiethylamine with chemical formula C4H11NO2

Short Description:


Diethanolamine also known as 2,2′-dihydroxydiethylamine, it is an organic compound with the chemical formula C4H11NO2. 

Chemical formula: C4H11NO2

Appearance: Colorless viscous liquid or crystal

Particular weight: 105.136

CAS No.: 111-42-2

EINECS No.: 203-868-0

Melting point: 28 ℃

Boiling point: 268.8 ℃

Water soluble: soluble

Density: 1.097 g/cm³

Flash point: 137.8 ℃

Application: Used as a gas purifier, also used as a raw material for synthetic drugs and organic synthesis

Product Detail

Product Tags


Diethanolamine is hygroscopic and sensitive to light and oxygen. This product should be placed in an airtight container and placed in a dry, cool and dark condition.

Technical data



Diethanolamine  %


Moisture  %


2-Aminoethanol+Triethanolamine content  %


Chroma (Hazen platinum-cobalt color number)


Density, p20℃,g/cm3


diethanolamine(DEA)-2 diethanolamine(DEA)-5


Mainly used as acid gas absorbents such as CO2, H2S and SO2, non-ionic surfactants, emulsifiers, polishing agents, industrial gas purifiers, lubricants;It is an intermediate of the herbicide glyphosate; it is used as a gas purifier, as well as a raw material for synthetic drugs and organic synthesis.It is an important corrosion inhibitor, which can be used in boiler water treatment, coolant of automobile engine, drilling and cutting oil and other kinds of lubricating oil to inhibit corrosion;

Used as emulsifier for oils and waxes, softener for leather and synthetic fibers under acidic conditions; used as thickener and foam improver in shampoos and light detergents; used as silver and cadmium plating , lead plating, galvanized complexing agent, etc.

diethanolamine(DEA)-7 diethanolamine(DEA)-10

Health hazard

Route of entry: inhalation, ingestion, percutaneous absorption.

Health Hazards: Inhalation of the vapor or mist of this product can irritate the respiratory tract.Inhalation of high concentrations may cause cough, headache, nausea, vomiting and coma.Vapors are highly irritating to the eyes/liquid or mist can cause serious eye damage and even blindness.Prolonged skin contact can cause burns.Nausea, vomiting, and abdominal pain occur with large oral doses.

Chronic Effects: Long-term repeated exposure may cause liver and kidney damage.

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