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A colorless liquid with a ammoniacal odor. Ethylenediamine is strongly alkaline and will absorb Carbon dioxide from the air forming a nonvolatile carbonate. Ethylenediamine is used in developing baths for color photographs. It is also used as a solvent for Casein, Albumin, Shellac, and Sulfur. Other applications include use as a textile lubricant and rubber stabilizer.

Chemical structure


Synonyms and Related Terms

1,2-diaminoethane; 1,2-ethanediamine; ethylene diamine


  • Toxic by inhalation and skin absorption.
  • Irritating to skin and eye.
  • Flammable. Flash point = 34C. Gives off toxic fumes in when burning.
  • ThermoFisher: SDS

Physical and Chemical Properties

Soluble in water and ethanol. Slightly soluble in ether. Insoluble in benzene.

Composition NH2CH2CH2NH2
CAS 107-15-3
Melting Point 8.5 C
Density 0.9 g/ml
Molecular Weight mol. wt. = 60.1
Refractive Index 1.454
Boiling Point 116 C

Resources and Citations

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 3841
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.454

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