Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NOTICE: Due to scheduled maintenance at our Gaithersburg campus, this site will not be available from 5:00 pm EDT (21:00 UTC) on Friday October 25 until 5:00 pm (21:00 UTC) on Sunday October 27. We apologize for any inconvenience this outage may cause.

methylenecyclobutan-2-ide 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

C5H7- + Hydrogen cation = Cyclobutane, methylene-

By formula: C5H7- + H+ = C5H8

Quantity Value Units Method Reference Comment
Deltar1620. ± 21.kJ/molG+TSGuo and Kass, 1992gas phase; Between H2O, MeOH
Quantity Value Units Method Reference Comment
Deltar1586. ± 21.kJ/molIMRBGuo and Kass, 1992gas phase; Between H2O, MeOH

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

Protonation reactions

C5H7- + Hydrogen cation = Cyclobutane, methylene-

By formula: C5H7- + H+ = C5H8

Quantity Value Units Method Reference Comment
Deltar1620. ± 21.kJ/molG+TSGuo and Kass, 1992gas phase; Between H2O, MeOH
Quantity Value Units Method Reference Comment
Deltar1586. ± 21.kJ/molIMRBGuo and Kass, 1992gas phase; Between H2O, MeOH

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.

Guo and Kass, 1992
Guo, H.Z.; Kass, S.R., Vinylcyclopropyl Anion - Structure, Reactivity, Thermodynamic Properties, and an Unusual Rearrangement, J. Am. Chem. Soc., 1992, 114, 4, 1244, https://doi.org/10.1021/ja00030a019 . [all data]


Notes

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