Hydrogen cation

• Formula: H⁺
• Molecular weight: 1.00739
• IUPAC Standard InChI: InChI=1S/p+1 Copy

  
• IUPAC Standard InChIKey: GPRLSGONYQIRFK-UHFFFAOYSA-N Copy
• CAS Registry Number: 12408-02-5
• Chemical structure:
  This structure is also available as a 2d Mol file
• Isotopologues:
  • Deuterium cation
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Reaction thermochemistry data (reactions 1101 to 1150)
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Reaction thermochemistry data: reactions 1 to 50, reactions 51 to 100, reactions 101 to 150, reactions 151 to 200, reactions 201 to 250, reactions 251 to 300, reactions 301 to 350, reactions 351 to 400, reactions 401 to 450, reactions 451 to 500, reactions 501 to 550, reactions 551 to 600, reactions 601 to 650, reactions 651 to 700, reactions 701 to 750, reactions 751 to 800, reactions 801 to 850, reactions 851 to 900, reactions 901 to 950, reactions 951 to 1000, reactions 1001 to 1050, reactions 1051 to 1100, reactions 1151 to 1200, reactions 1201 to 1250, reactions 1251 to 1300, reactions 1301 to 1350, reactions 1351 to 1375
  • Gas phase ion energetics data
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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 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.

Reactions 1101 to 1150

C₇H₁₃O^- +  =

By formula: C₇H₁₃O^- + H⁺ = C₇H₁₄O

C₄F₉^- +  =

By formula: C₄F₉^- + H⁺ = C₄HF₉

C₅H₉O^- +  =

By formula: C₅H₉O^- + H⁺ = C₅H₁₀O

C₂H₅O^- +  =

By formula: C₂H₅O^- + H⁺ = C₂H₆O

 +  =

By formula: C₂H₂IO₂^- + H⁺ = C₂H₃IO₂

C₃H₈N^- +  =

By formula: C₃H₈N^- + H⁺ = C₃H₉N

C₁₉H₁₃^- +  =

By formula: C₁₉H₁₃^- + H⁺ = C₁₉H₁₄

C₂HF₃NO^- +  =

By formula: C₂HF₃NO^- + H⁺ = C₂H₂F₃NO

C₈H₅F₃NO^- +  =

By formula: C₈H₅F₃NO^- + H⁺ = C₈H₆F₃NO

C₁₂H₁₀N^- +  =

By formula: C₁₂H₁₀N^- + H⁺ = C₁₂H₁₁N

C₂H₅B₄^- +  = C₂H₆B₄

By formula: C₂H₅B₄^- + H⁺ = C₂H₆B₄

C₄H₇O₃^- +  =

By formula: C₄H₇O₃^- + H⁺ = C₄H₈O₃

C₉H₉O₂^- +  =

By formula: C₉H₉O₂^- + H⁺ = C₉H₁₀O₂

C₃H₅O₂S^- +  =

By formula: C₃H₅O₂S^- + H⁺ = C₃H₆O₂S

C₈H₇O₃^- +  =

By formula: C₈H₇O₃^- + H⁺ = C₈H₈O₃

C₂HBr₂O₂^- +  =

By formula: C₂HBr₂O₂^- + H⁺ = C₂H₂Br₂O₂

C₄F₇O₂^- +  =

By formula: C₄F₇O₂^- + H⁺ = C₄HF₇O₂

C₉H₁₁O^- +  =

By formula: C₉H₁₁O^- + H⁺ = C₉H₁₂O

C₄H₇O₂^- +  =

By formula: C₄H₇O₂^- + H⁺ = C₄H₈O₂

C₅H₇O₂^- +  =

By formula: C₅H₇O₂^- + H⁺ = C₅H₈O₂

C₅H₇O₃^- +  =

By formula: C₅H₇O₃^- + H⁺ = C₅H₈O₃

C₄H₄F₃O₂^- +  =

By formula: C₄H₄F₃O₂^- + H⁺ = C₄H₅F₃O₂

C₃H₃O₃^- +  =

By formula: C₃H₃O₃^- + H⁺ = C₃H₄O₃

C₃H₅O^- +  =

By formula: C₃H₅O^- + H⁺ = C₃H₆O

C₅H₅N₂^- +  =

By formula: C₅H₅N₂^- + H⁺ = C₅H₆N₂

C₅H₅N₂^- +  =

By formula: C₅H₅N₂^- + H⁺ = C₅H₆N₂

C₅H₆NO₂^- +  =

By formula: C₅H₆NO₂^- + H⁺ = C₅H₇NO₂

C₂H₅O₂^- +  =

By formula: C₂H₅O₂^- + H⁺ = C₂H₆O₂

C₁₀H₉O₄^- +  = C₁₀H₁₀O₄

By formula: C₁₀H₉O₄^- + H⁺ = C₁₀H₁₀O₄

C₇H₉O₄^- +  =

By formula: C₇H₉O₄^- + H⁺ = C₇H₁₀O₄

C₄H₅^- +  =

By formula: C₄H₅^- + H⁺ = C₄H₆

C₉H₉O₂^- +  =

By formula: C₉H₉O₂^- + H⁺ = C₉H₁₀O₂

C₆H₄ClO^- +  =

By formula: C₆H₄ClO^- + H⁺ = C₆H₅ClO

C₃H₈N^- +  =

By formula: C₃H₈N^- + H⁺ = C₃H₉N

C₇H₁₃^- +  =

By formula: C₇H₁₃^- + H⁺ = C₇H₁₄

C₆H₁₁O^- +  =

By formula: C₆H₁₁O^- + H⁺ = C₆H₁₂O

C₂₁H₁₅^- +  =

By formula: C₂₁H₁₅^- + H⁺ = C₂₁H₁₆

C₁₇H₁₃^- +  =

By formula: C₁₇H₁₃^- + H⁺ = C₁₇H₁₄

CH₂I^- +  =

By formula: CH₂I^- + H⁺ = CH₃I

C₂H₄B₃^- +  = C₂H₅B₃

By formula: C₂H₄B₃^- + H⁺ = C₂H₅B₃

C₇H₁₁O₂^- +  =

By formula: C₇H₁₁O₂^- + H⁺ = C₇H₁₂O₂

C₂H₃O₃^- +  =

By formula: C₂H₃O₃^- + H⁺ = C₂H₄O₃

C₃H₃O₂^- +  =

By formula: C₃H₃O₂^- + H⁺ = C₃H₄O₂

C₄H₅O₂^- +  =

By formula: C₄H₅O₂^- + H⁺ = C₄H₆O₂

C₇H₄NO₄^- +  =

By formula: C₇H₄NO₄^- + H⁺ = C₇H₅NO₄

C₂H₄NS^- +  =

By formula: C₂H₄NS^- + H⁺ = C₂H₅NS

C₁₀F₁₇O₂^- +  = C₁₀HF₁₇O₂

By formula: C₁₀F₁₇O₂^- + H⁺ = C₁₀HF₁₇O₂

C₇F₉O₃^- +  = C₇HF₉O₃

By formula: C₇F₉O₃^- + H⁺ = C₇HF₉O₃

C₁₀H₅F₄N₂O₂^- +  = C₁₀H₆F₄N₂O₂

By formula: C₁₀H₅F₄N₂O₂^- + H⁺ = C₁₀H₆F₄N₂O₂

C₁₂F₈N₃^- +  = C₁₂HF₈N₃

By formula: C₁₂F₈N₃^- + H⁺ = C₁₂HF₈N₃

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.

Zimmerman, Reed, et al., 1977
Zimmerman, A.H.; Reed, K.J.; Brauman, J.I., Photodetachment of electrons from enolate anions. Gas phase electron affinities of enolate radicals, J. Am. Chem. Soc., 1977, 99, 7203. [all data]

Koppel, Pihl, et al., 1994
Koppel, I.A.; Pihl, V.; Koppel, I.A.; Anvia, F.; Taft, R.W., Thermodynamic acidity of (CF3)3CH and 1H-undecafluorobicyclo[2.2.1]heptane: The concept of anionic (fluorine) hyperconjugation, J. Am. Chem. Soc., 1994, 116, 19, 8654, https://doi.org/10.1021/ja00098a027 . [all data]

Noest and Nibbering, 1980
Noest, A.J.; Nibbering, N.M.M., Homoconjugation vs. charge dipole stabilization interaction effects in the stabilization of carbanions in the gas phase, J. Am. Chem. Soc., 1980, 102, 6427. [all data]

DePuy, Bierbaum, et al., 1984
DePuy, C.H.; Bierbaum, V.M.; Damrauer, R., Relative Gas-Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1984, 106, 4051. [all data]

Caldwell, Renneboog, et al., 1989
Caldwell, G.; Renneboog, R.; Kebarle, P., Gas Phase Acidities of Aliphatic Carboxylic Acids, Based on Measurements of Proton Transfer Equilibria, Can. J. Chem., 1989, 67, 4, 661, https://doi.org/10.1139/v89-092 . [all data]

Ingemann and Nibbering, 1985
Ingemann, S.; Nibbering, N.M.M., Gas-phase acidity of CH₃X [X = P(CH₃)₂, SCH₃, F, Cl, Br, I] compounds, J. Chem. Soc. Perkin Trans. 2, 1985, 837. [all data]

Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G., Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase, Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005 . [all data]

Onak, Howard, et al., 1973
Onak, T.; Howard, J.; Brown, C., Negative Ion Mass Spectrometry of closo-Carboranes, J. Chem. Soc. Dalton 76, 1973. [all data]

Graul, Schnute, et al., 1990
Graul, S.T.; Schnute, M.E.; Squires, R.R., Gas-Phase Acidities of Carboxylic Acids and Alcohols from Collision-Induced Dissociation of Dimer Cluster Ions, Int. J. Mass Spectrom. Ion Proc., 1990, 96, 2, 181, https://doi.org/10.1016/0168-1176(90)87028-F . [all data]

Graul and Squires, 1990
Graul, S.T.; Squires, R.R., Gas-Phase Acidities Derived from Threshold Energies for Activated Reactions, J. Am. Chem. Soc., 1990, 112, 7, 2517, https://doi.org/10.1021/ja00163a007 . [all data]

Crowder and Bartmess, 1993
Crowder, C.; Bartmess, J., The Gas Phase Acidities of Diols, J. Am. Soc. Mass Spectrom., 1993, 4, 9, 723, https://doi.org/10.1016/1044-0305(93)80051-Y . [all data]

Koppel, Mishima, et al., 1993
Koppel, I.A.; Mishima, M.; Stock, L.M.; Taft, R.W.; Topsom, R.D., Acidities of 4-Substituted Benzoic, Bicyclo[2.2.2]Oct-1-yl and Bicyclo[2.2.2]Oct-2-enyl Carboxylic Acids, J. Phys. Org. Chem., 1993, 6, 12, 685, https://doi.org/10.1002/poc.610061205 . [all data]

Chou, Dahlke, et al., 1993
Chou, P.K.; Dahlke, G.D.; Kass, S.R., Unimolecular Rearrangements of Carbanions in the Gas Phase .2. Cyclopropyl Anions, J. Chem. Soc. Chem. Comm., 1993, 115, 1, 315, https://doi.org/10.1021/ja00054a045 . [all data]

Devisser, Dekoning, et al., 1995
Devisser, S.P.; Dekoning, L.J.; Vanderhart, W.J.; Nibbering, N.M.M., Chemical properties of butadienyl anions in the gas-phase, Recl. Trav. Chim. Pays-Bas, 1995, 114, 6, 267, https://doi.org/10.1002/recl.19951140603 . [all data]

Decouzon, Exner, et al., 1996
Decouzon, M.; Exner, O.; Gal, J.-F.; Maria, P.-C., Non-classical Buttressing Effect: Gas-phase Ionization of Some Methyl Substituted Benzoic Acids, J. Chem. Soc. Perkin Trans., 1996, 2, 4, 475, https://doi.org/10.1039/p29960000475 . [all data]

Kebarle and McMahon, 1977
Kebarle, P.; McMahon, T.B., Intrinsic Acidities of Substituted Phenols and Benzoic Acids Determined by Gas Phase Proton Transfer Equilibria, J. Am. Chem. Soc., 1977, 99, 7, 2222, https://doi.org/10.1021/ja00449a032 . [all data]

Brauman and Blair, 1971
Brauman, J.I.; Blair, L.K., Gas phase acidities of amines, J. Am. Chem. Soc., 1971, 93, 3911. [all data]

Peerboom, Rademaker, et al., 1992
Peerboom, R.A.L.; Rademaker, G.J.; Dekoning, L.J.; Nibbering, N.M.M., Stabilization of Cycloalkyl Carbanions in the Gas Phase, Rapid Commun. Mass Spectrom., 1992, 6, 6, 394, https://doi.org/10.1002/rcm.1290060608 . [all data]

Brinkman, Berger, et al., 1993
Brinkman, E.A.; Berger, S.; Marks, J.; Brauman, J.I., Molecular Rotation and the Observation of Dipole-Bound States of Anions, J. Chem. Phys., 1993, 99, 10, 7586, https://doi.org/10.1063/1.465688 . [all data]

Decouzon, Exner, et al., 1994
Decouzon, M.; Exner, O.; Gal, J.F.; Maria, P.C.; Waisser, K., Acidity and basicity of thiocarboxamides in the gas phase, J. Phys. Org. Chem., 1994, 7, 9, 511, https://doi.org/10.1002/poc.610070907 . [all data]

Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M., The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids, J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038 . [all data]

Leito, Raamat, et al., 2009
Leito, I.; Raamat, E.; Kutt, A.; Saame, J.; Kipper, K.; Koppel, I.A.; Koppel, I.; Zhang, M.; Mishima, M.; Yagupolskii, L.M.; Garlyauskayte, R.Y.; Filatov, A.A., Revision of the Gas-Phase Acidity Scale below 300 kcal mol(-1), J. Phys. Chem. A, 2009, 113, 29, 8421-8424, https://doi.org/10.1021/jp903780k . [all data]

Notes

Go To: Top, Reaction thermochemistry data, References

• Symbols used in this document:
  

  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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