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Tetraethylenepentamine

Tetraethylenepentamine

TEPA, also known as Tetraethylenepentamine, is an organic compound with the chemical formula C8H23N5. It is a colorless to pale yellow liquid with a strong ammonia-like odor. TEPA is widely used as a curing agent, chelating agent, and chemical intermediate in various industries. It finds applications in epoxy resin formulations, coatings, adhesives, fuel additives, and water treatment chemicals. TEPA is known for its ability to enhance adhesion, flexibility, and chemical resistance in different polymeric materials.

Chemical Formula:

C8H23N5

CAS Number:

112-57-2

Synonyms:

TEPA, N,N,N',N',N'',N''-Hexaethyldiethylenetriamine, 1,8-Diamino-3,6-diazaoctane, 3,6-Diazaoctane-1,8-diamine, N,N,N',N'-Tetraethylethylenediamine, TETA, Triethylenetetraamine

Characteristics

Molar Weight

189.3 (g/mol).

Melting Point

-20 °C (-4 °F).

Boiling Point

280 °C (536 °F).

Solubility

Highly soluble in water and organic solvents.

Density

0.956 (g/cm³).

Forms

Clear, colorless liquid.

Odor

Strong ammonia-like odor.

USES AND APPLICATIONS

Key applications

  • Epoxy curing agent
  • Fuel additives
  • Textile chemicals
  • Adhesives and sealants
  • Coatings and paints
  • Corrosion inhibitors
  • Chelating agents
  • Agrochemicals
  • Pharmaceutical intermediates
  • Polymer additives

Industries

  • Chemical manufacturing
  • Adhesive and sealant industry
  • Paint and coatings industry
  • Oil and gas industry
  • Textile industry
  • Agrochemical industry
  • Water treatment industry
  • Pharmaceutical industry
  • Polymer and plastics industry
  • Automotive and aerospace industry

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