(Me3Si)2CH anion


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: John E. Bartmess

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Individual Reactions

C7H19Si2- + Hydrogen cation = Silane, methylenebis[trimethyl-

By formula: C7H19Si2- + H+ = C7H20Si2

Quantity Value Units Method Reference Comment
Δr373.6 ± 2.2kcal/molG+TSRomer, Gatev, et al., 1998gas phase
Δr373.6 ± 4.0kcal/molD-EABrinkman, Berger, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Δr365.9 ± 2.0kcal/molIMRERomer, Gatev, et al., 1998gas phase
Δr365.8 ± 4.1kcal/molH-TSBrinkman, Berger, et al., 1994gas phase

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
1.56 ± 0.20D-EARomer, Gatev, et al., 1998 
1.5611 ± 0.0087LPDBrinkman, Berger, et al., 1994 

Protonation reactions

C7H19Si2- + Hydrogen cation = Silane, methylenebis[trimethyl-

By formula: C7H19Si2- + H+ = C7H20Si2

Quantity Value Units Method Reference Comment
Δr373.6 ± 2.2kcal/molG+TSRomer, Gatev, et al., 1998gas phase
Δr373.6 ± 4.0kcal/molD-EABrinkman, Berger, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Δr365.9 ± 2.0kcal/molIMRERomer, Gatev, et al., 1998gas phase
Δr365.8 ± 4.1kcal/molH-TSBrinkman, Berger, et al., 1994gas phase

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.

Romer, Gatev, et al., 1998
Romer, B.; Gatev, G.G.; Zhong, M.; Brauman, J.I., Alpha-Stabilization by Silyl and Phosphino Substitution, J. Am. Chem. Soc., 1998, 120, 12, 2919, https://doi.org/10.1021/ja970279s . [all data]

Brinkman, Berger, et al., 1994
Brinkman, E.A.; Berger, S.; Brauman, J.I., alpha-Silyl-substituent stabilization of carbanions and silyl anions, J. Am. Chem. Soc., 1994, 116, 18, 8304, https://doi.org/10.1021/ja00097a042 . [all data]


Notes

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