Furan, protonated

• Formula: C₄H₅O⁺
• Molecular weight: 69.0814
• Information on this page:
  • Reaction thermochemistry data
  • Ion clustering data
  • References
  • Notes
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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 by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

C₄H₅O⁺ +  = (C₄H₅O⁺ • )

By formula: C₄H₅O⁺ + H₂O = (C₄H₅O⁺ • H₂O)

Bond type: Hydrogen bond (positive ion to hydride)

Free energy of reaction

C₄H₅O⁺ +  = (C₄H₅O⁺ • )

By formula: C₄H₅O⁺ + C₄H₄O = (C₄H₅O⁺ • C₄H₄O)

Bond type: Hydrogen bonds of the type OH-O between organics

Free energy of reaction

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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

C₄H₅O⁺ +  = (C₄H₅O⁺ • )

By formula: C₄H₅O⁺ + C₄H₄O = (C₄H₅O⁺ • C₄H₄O)

Bond type: Hydrogen bonds of the type OH-O between organics

Free energy of reaction

C₄H₅O⁺ +  = (C₄H₅O⁺ • )

By formula: C₄H₅O⁺ + H₂O = (C₄H₅O⁺ • H₂O)

Bond type: Hydrogen bond (positive ion to hydride)

Free energy of reaction

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.

Nicol, Sunner, et al., 1988
Nicol, G.; Sunner, J.; Kebarle, P., Kinetics and Thermodynamics of Protonation Reactions: H3O+(H2O)h + B = BH+(H2O)b + (h - b +1)H2O, where B is a Nitrogen, Oxygen or Carbon Base, Int. J. Mass Spectrom. Ion Proc., 1988, 84, 1-2, 135, https://doi.org/10.1016/0168-1176(88)83032-5 . [all data]

Hiraoka, Takimoto, et al., 1987
Hiraoka, K.; Takimoto, H.; Yamabe, S., Stabilities and Structures in Cluster Ions of Five-Membered Heterocyclic Compounds Containing O, N and S Atoms, J. Am. Chem. Soc., 1987, 109, 24, 7346, https://doi.org/10.1021/ja00258a018 . [all data]

Meot-Ner (Mautner), Ross, et al., 1985
Meot-Ner (Mautner), M.; Ross, M.M.; Campana, J.E., Stable Hydrogen - Bonded Isomers of Covalent Ions, J. Am. Chem. Soc., 1985, 107, 4835. [all data]

Notes

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• Symbols used in this document:
  

  T	Temperature
  ΔrG°	Free energy of reaction at standard conditions
  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.
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