sBuO anion


Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, 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.

Individual Reactions

C4H9O- + Hydrogen cation = 2-Butanol

By formula: C4H9O- + H+ = C4H10O

Quantity Value Units Method Reference Comment
Δr1565. ± 8.4kJ/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.
Δr1566. ± 8.8kJ/molG+TSTaft, 1987gas phase; value altered from reference due to change in acidity scale
Δr1565. ± 12.kJ/molG+TSBoand, Houriet, et al., 1983gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Δr1538. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.
Δr1538. ± 8.4kJ/molIMRETaft, 1987gas phase; value altered from reference due to change in acidity scale
Δr1538. ± 11.kJ/molCIDCBoand, Houriet, et al., 1983gas phase; value altered from reference due to change in acidity scale

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, 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

Electron affinity of neutral species

EAneutral (eV) Method Reference Comment
1.95 ± 0.10D-EATaft, 1987value altered from reference due to change in acidity scale

Protonation reactions

C4H9O- + Hydrogen cation = 2-Butanol

By formula: C4H9O- + H+ = C4H10O

Quantity Value Units Method Reference Comment
Δr1565. ± 8.4kJ/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.
Δr1566. ± 8.8kJ/molG+TSTaft, 1987gas phase; value altered from reference due to change in acidity scale
Δr1565. ± 12.kJ/molG+TSBoand, Houriet, et al., 1983gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Δr1538. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.
Δr1538. ± 8.4kJ/molIMRETaft, 1987gas phase; value altered from reference due to change in acidity scale
Δr1538. ± 11.kJ/molCIDCBoand, Houriet, et al., 1983gas phase; value altered from reference due to change in acidity scale

References

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

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Haas and Harrison, 1993
Haas, M.J.; Harrison, A.G., The Fragmentation of Proton-Bound Cluster Ions and the Gas-Phase Acidities of Alcohols, Int. J. Mass Spectrom. Ion Proc., 1993, 124, 2, 115, https://doi.org/10.1016/0168-1176(93)80003-W . [all data]

Taft, 1987
Taft, R.W., The Nature and Analysis of Substitutent Electronic Effects, Personal communication. See also Prog. Phys. Org. Chem., 1987, 16, 1. [all data]

Boand, Houriet, et al., 1983
Boand, G.; Houriet, R.; Baumann, T., The gas phase acidity of aliphatic alcohols, J. Am. Chem. Soc., 1983, 105, 2203. [all data]


Notes

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