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2-Diethylethanolamine

CAS Number
100-37-8
EC Number
202-845-2
Chemical Formula
C6H15NO
Molecular Weight
117.19 g/mol

Description

2-Diethylethanolamine (CAS 100-37-8 ), also known as DEAE, is an amino alcohol used across industrial and specialty chemical manufacturing as a pH regulator, corrosion inhibitor, and emulsifier. Its dual amine-alcohol functionality makes it a building block for synthesizing active compounds and a direct-use additive in formulated products. In metalworking and industrial lubricants, DEAE neutralizes acidic byproducts. This process occurs in cutting fluids and coolants, extending fluid life and protecting ferrous metal surfaces from corrosion. Water treatment programs use it to condition boiler feed water and cooling tower circuits. By controlling pH, it reduces scale and corrosion in closed-loop systems. Coatings formulators incorporate it as a neutralizing agent for waterborne resin systems, improving dispersion stability and film formation. This is particularly effective in architectural and industrial paints. Pharmaceutical manufacturers use it as an intermediate in the synthesis of active pharmaceutical ingredients, especially in compounds requiring an aminoethanol backbone. 2-Diethylethanolamine is supplied as a clear liquid in drum and IBC quantities, with bulk tanker options available for high-volume buyers. Technical grade is the standard offering for industrial applications. These applications include coatings, metalworking, and water treatment. Pharmaceutical-grade material meeting USP or equivalent specifications is available for API synthesis and regulated manufacturing. Contact us for supply of 2-Diethylethanolamine Request Quote

Other Names (Synonyms)

2-(diethylamino)ethanol | Diethylethanolamine

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point-70 °C
Boiling Point163 °C @ Press: 760 Torr
Density0.8921 g/cm³ @ Temp: 20 °C
Flash Point120 °F
Appearancecolourless liquid
ColorWhite to pale yellow
OdorCharacteristic ammoniacal odor
FormCrystalline Powder
Water Solubilitysoluble
Vapor Pressure1 mm Hg ( 20 °C)
Refractive Indexn 20/D 1.441(lit.)
pH11.5 (100g/l, H2O, 20℃)
Log P0.21 at 23℃

Safety & Handling

Danger
GHS02· FlammableGHS05· CorrosiveGHS07· IrritantGHS09· EnvironmentGHS06· ToxicGHS08· Health Hazard

Hazard Statements

H226Flammable liquid and vapor
H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H332Harmful if inhaled
H318Causes serious eye damage
H331Toxic if inhaled
H335May cause respiratory irritation
H370Causes damage to organs
H373May causes damage to organs through prolonged or repeated exposure

Trade & Regulatory

HS Code29221985
UN Number2686
ADR Class8
Packing GroupII
Storage Class3 - Flammable liquids
WGK (Germany)1