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Ethylenediamine

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Reaction thermochemistry data

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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

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Individual Reactions

(Potassium ion (1+) bullet 2Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) bullet 3Ethylenediamine)

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

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

Quantity Value Units Method Reference Comment
Deltar12.9kcal/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.3cal/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(Potassium ion (1+) bullet Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) bullet 2Ethylenediamine)

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

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

Quantity Value Units Method Reference Comment
Deltar22.2kcal/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Deltar32.0cal/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(C2H9N+ bullet 2Ethylenediamine) + Ethylenediamine = (C2H9N+ bullet 3Ethylenediamine)

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

Quantity Value Units Method Reference Comment
Deltar17.5kcal/molHPMSWincel and Herman, 1973gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar47.6cal/mol*KHPMSWincel and Herman, 1973gas phase; Entropy change is questionable; M

Potassium ion (1+) + Ethylenediamine = (Potassium ion (1+) bullet Ethylenediamine)

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

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

Quantity Value Units Method Reference Comment
Deltar25.7kcal/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.3cal/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

Ethylenediamine + Ethylenimine = 1,2-Ethanediamine, N-(2-aminoethyl)-

By formula: C2H8N2 + C2H5N = C4H13N3

Quantity Value Units Method Reference Comment
Deltar19.8 ± 1.2kcal/molCmDalin, Bobylev, et al., 1988liquid phase; solvent: Aqueous HCl; Kinetic; ALS

References

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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

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