Ethylenediamine

• Formula: C₂H₈N₂
• Molecular weight: 60.0983
• IUPAC Standard InChI: InChI=1S/C2H8N2/c3-1-2-4/h1-4H2 Copy

  
• IUPAC Standard InChIKey: PIICEJLVQHRZGT-UHFFFAOYSA-N Copy
• CAS Registry Number: 107-15-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: 1,2-Ethanediamine; β-Aminoethylamine; Dimethylenediamine; Ethane-1,2-diamine; 1,2-Diaminoethane; 1,2-Ethylenediamine; H2NCH2CH2NH2; Aethaldiamin; Aethylenediamin; 1,2-Diaminoaethan; 1,2-Diamino-ethaan; 1,2-Diamino-ethano; Ethyleendiamine; Ethylendiamine; NCI-C60402; UN 1604
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Computational Chemistry Comparison and Benchmark Database
  • Gas Phase Kinetics Database
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Reaction thermochemistry data

Go To: Top, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

( • 2) +  = ( • 3)

By formula: (K⁺ • 2C₂H₈N₂) + C₂H₈N₂ = (K⁺ • 3C₂H₈N₂)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

( • ) +  = ( • 2)

By formula: (K⁺ • C₂H₈N₂) + C₂H₈N₂ = (K⁺ • 2C₂H₈N₂)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

(C₂H₉N⁺ • 2) +  = (C₂H₉N⁺ • 3)

By formula: (C₂H₉N⁺ • 2C₂H₈N₂) + C₂H₈N₂ = (C₂H₉N⁺ • 3C₂H₈N₂)

 +  = ( • )

By formula: K⁺ + C₂H₈N₂ = (K⁺ • C₂H₈N₂)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

 +  =

By formula: C₂H₈N₂ + C₂H₅N = C₄H₁₃N₃

References

Go To: Top, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes with Ethylene Diamine and Dimethoxyethane (Glyme) from Measurements of the Complexing Equilibria in the Gas Phase, Can. J. Chem., 1976, 54, 16, 2594, https://doi.org/10.1139/v76-368 . [all data]

Wincel and Herman, 1973
Wincel, H.; Herman, J.A., Photoionization Study of Clustering Reactions in Diamines: Ethane-1,2-diamine, Propane-1,2-diamine and Propane-1,3-diamine, J. Chem. Soc. Faraday Trans., 1973, 69, 1797, https://doi.org/10.1039/f19736901797 . [all data]

Dalin, Bobylev, et al., 1988
Dalin, A.R.; Bobylev, V.A.; Suslikov, V.F.; Kamskaya, O.I.; Tereshchenko, G.F., Nucleophilic cleavage and the formation of saturated heterocycles. VII. Kinetic and thermochemical study of reactions of aziridine with ethylene amines, J. Gen. Chem. USSR, 1988, 58, 1868-1871. [all data]

Notes

Go To: Top, Reaction thermochemistry data, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.