O2C(CH2)6CO2 dianion


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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

C8H12O4-2 + Water = (C8H12O4-2 • Water)

By formula: C8H12O4-2 + H2O = (C8H12O4-2 • H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr6.7 ± 4.2kcal/molN/ADing, Wang, et al., 1998gas phase; Affinity is EA difference from next lower solvated ion.; B
Quantity Value Units Method Reference Comment
Δr5.4kcal/molES/HPMSBlades, Klassen, et al., 1995gas phase; M

(C8H12O4-2 • 2Water) + Water = (C8H12O4-2 • 3Water)

By formula: (C8H12O4-2 • 2H2O) + H2O = (C8H12O4-2 • 3H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr7.80 ± 0.30kcal/molTDAsBlades, Klassen, et al., 1995gas phase; B,M

(C8H12O4-2 • 3Water) + Water = (C8H12O4-2 • 4Water)

By formula: (C8H12O4-2 • 3H2O) + H2O = (C8H12O4-2 • 4H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr7.10 ± 0.30kcal/molTDAsBlades, Klassen, et al., 1995gas phase; B,M

(C8H12O4-2 • 4Water) + Water = (C8H12O4-2 • 5Water)

By formula: (C8H12O4-2 • 4H2O) + H2O = (C8H12O4-2 • 5H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr6.10 ± 0.30kcal/molTDAsBlades, Klassen, et al., 1995gas phase; B,M

(C8H12O4-2 • 5Water) + Water = (C8H12O4-2 • 6Water)

By formula: (C8H12O4-2 • 5H2O) + H2O = (C8H12O4-2 • 6H2O)

Bond type: Hydrogen bond (negative ion to hydride)

Quantity Value Units Method Reference Comment
Δr5.50 ± 0.30kcal/molTDAsBlades, Klassen, et al., 1995gas phase; B,M

(C8H12O4-2 • Water) + Water = (C8H12O4-2 • 2Water)

By formula: (C8H12O4-2 • H2O) + H2O = (C8H12O4-2 • 2H2O)

Quantity Value Units Method Reference Comment
Δr14.1 ± 4.2kcal/molN/ADing, Wang, et al., 1998gas phase; Affinity is EA difference from next lower solvated ion.; B

C8H12O4-2 + Hydrogen cation = C8H13O4-2

By formula: C8H12O4-2 + H+ = C8H13O4-2

Quantity Value Units Method Reference Comment
Δr390.9 ± 3.2kcal/molD-EAYang, Fu, et al., 2004gas phase; B

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.

Ding, Wang, et al., 1998
Ding, C.F.; Wang, X.B.; Wang, L.S., Photoelectron spectroscopy of doubly charged anions: Intramolecular Coulomb repulsion and solvent stabilization, J. Phys. Chem. A, 1998, 102, 45, 8633-8636, https://doi.org/10.1021/jp982698x . [all data]

Blades, Klassen, et al., 1995
Blades, A.T.; Klassen, J.S.; Kebarle, P., Free Energies of Hydration in the Gas Phase on the Anions of Some Oxo Acids of C, N, S, P, Cl and I, J. Am. Chem. Soc., 1995, 117, 42, 10563, https://doi.org/10.1021/ja00147a019 . [all data]

Yang, Fu, et al., 2004
Yang, X.; Fu, Y.J.; Wang, X.B.; Slavicek, P.; Mucha, M.; Jungwirth, P.; Wang, L.S., Solvent-mediated folding of a doubly charged anion, J. Am. Chem. Soc., 2004, 126, 3, 876-883, https://doi.org/10.1021/ja038108c . [all data]


Notes

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