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Me2SiH 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

C2H7Si- + Hydrogen cation = Silane, dimethyl-

By formula: C2H7Si- + H+ = C2H8Si

Quantity Value Units Method Reference Comment
Deltar380.9 ± 2.1kcal/molD-EABrinkman, Berger, et al., 1994gas phase
Deltar384.7 ± 4.1kcal/molG+TSDamrauer, Kass, et al., 1988gas phase; Between furan and methanol.
Quantity Value Units Method Reference Comment
Deltar373.1 ± 2.2kcal/molH-TSBrinkman, Berger, et al., 1994gas phase
Deltar377.0 ± 4.0kcal/molIMRBDamrauer, Kass, et al., 1988gas phase; Between furan and methanol.

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
1.071 ± 0.022LPDBrinkman, Berger, et al., 1994 
0.90 ± 0.20D-EADamrauer, Kass, et al., 1988Between furan and methanol.

Protonation reactions

C2H7Si- + Hydrogen cation = Silane, dimethyl-

By formula: C2H7Si- + H+ = C2H8Si

Quantity Value Units Method Reference Comment
Deltar380.9 ± 2.1kcal/molD-EABrinkman, Berger, et al., 1994gas phase
Deltar384.7 ± 4.1kcal/molG+TSDamrauer, Kass, et al., 1988gas phase; Between furan and methanol.
Quantity Value Units Method Reference Comment
Deltar373.1 ± 2.2kcal/molH-TSBrinkman, Berger, et al., 1994gas phase
Deltar377.0 ± 4.0kcal/molIMRBDamrauer, Kass, et al., 1988gas phase; Between furan and methanol.

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.

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]

Damrauer, Kass, et al., 1988
Damrauer, R.; Kass, S.R.; DePuy, C.H., Gas-Phase Acidities of Methylsilanes: C-H versus Si-H, Organomet., 1988, 7, 3, 637, https://doi.org/10.1021/om00093a011 . [all data]


Notes

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