O2C(CH2)3CO2 dianion

• Formula: C₅H₆O₄^-2
• Molecular weight: 130.0998
• Information on this page:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • References
  • Notes
• Options:
  • Switch to SI units

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 by: John E. Bartmess

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

(C₅H₆O₄^-2 • ) +  = (C₅H₆O₄^-2 • 2)

By formula: (C₅H₆O₄^-2 • H₂O) + H₂O = (C₅H₆O₄^-2 • 2H₂O)

C₅H₆O₄^-2 +  = (C₅H₆O₄^-2 • )

By formula: C₅H₆O₄^-2 + H₂O = (C₅H₆O₄^-2 • H₂O)

C₅H₆O₄^-2 +  = C₅H₇O₄^-2

By formula: C₅H₆O₄^-2 + H⁺ = C₅H₇O₄^-2

Gas phase ion energetics 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 by: John E. Bartmess

Electron affinity of neutral species

Protonation reactions

C₅H₆O₄^-2 +  = C₅H₇O₄^-2

By formula: C₅H₆O₄^-2 + H⁺ = C₅H₇O₄^-2

Ion clustering 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 by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₅H₆O₄^-2 +  = C₅H₇O₄^-2

By formula: C₅H₆O₄^-2 + H⁺ = C₅H₇O₄^-2

C₅H₆O₄^-2 +  = (C₅H₆O₄^-2 • )

By formula: C₅H₆O₄^-2 + H₂O = (C₅H₆O₄^-2 • H₂O)

(C₅H₆O₄^-2 • ) +  = (C₅H₆O₄^-2 • 2)

By formula: (C₅H₆O₄^-2 • H₂O) + H₂O = (C₅H₆O₄^-2 • 2H₂O)

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Notes

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]

Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, References

• Symbols used in this document:
  

  EAneutral	Electron affinity of neutral species
  ΔrH°	Enthalpy 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.
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