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2,4-dimethylenecyclobutan-1-ide anion


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

EAneutral (eV) Method Reference Comment
1.1405 ± 0.0087CIDCHill and Squires, 1998 

Protonation reactions

C6H7- + Hydrogen cation = 1,3-Bis(methylene)cyclobutane

By formula: C6H7- + H+ = C6H8

Quantity Value Units Method Reference Comment
Deltar1534. ± 13.kJ/molG+TSHill and Squires, 1998gas phase; acidity between MeCHO, (FCH2)2CHOH. Reprotonate to conjugated form, «DELTA»Gacid=361.9, IMRB
Quantity Value Units Method Reference Comment
Deltar1500. ± 13.kJ/molIMRBHill and Squires, 1998gas phase; acidity between MeCHO, (FCH2)2CHOH. Reprotonate to conjugated form, «DELTA»Gacid=361.9, IMRB

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.

Hill and Squires, 1998
Hill, B.T.; Squires, R.R., Synthesis and Characterization of the Negative Ion of non-Kekule` Benzene, J. Chem. Soc. Perkin Trans., 1998, 2, 5, 1027, https://doi.org/10.1039/a707470k . [all data]


Notes

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