Silylene


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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

(H3Si- • 4294967295Silylene) + Silylene = H3Si-

By formula: (H3Si- • 4294967295H2Si) + H2Si = H3Si-

Quantity Value Units Method Reference Comment
Δr84.5 ± 1.4kcal/molN/ANimlos and Ellison, 1986gas phase; B
Δr50.6 ± 2.5kcal/molTherBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B

Iron ion (1+) + Silylene = (Iron ion (1+) • Silylene)

By formula: Fe+ + H2Si = (Fe+ • H2Si)

Quantity Value Units Method Reference Comment
Δr67. ± 12.kcal/molICRJacobson and Bakhtiar, 1993gas phase; M

HSi- + Hydrogen cation = Silylene

By formula: HSi- + H+ = H2Si

Quantity Value Units Method Reference Comment
Δr359.0 ± 2.3kcal/molD-EAKasdan, Herbst, et al., 1975gas phase; B

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.

Nimlos and Ellison, 1986
Nimlos, M.R.; Ellison, G.B., Photoelectron spectroscopy of SiH3- and SiD3-, J. Am. Chem. Soc., 1986, 108, 6522. [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Jacobson and Bakhtiar, 1993
Jacobson, D.B.; Bakhtiar, R., Generation, Characterization and Properties of Iron-Silylene and Iron-Sylene Cationic Complexes in the Gas Phase, J. Am. Chem. Soc., 1993, 115, 23, 10830, https://doi.org/10.1021/ja00076a046 . [all data]

Kasdan, Herbst, et al., 1975
Kasdan, A.; Herbst, E.; Lineberger, W.C., Laser photoelectron spectrometry of the negative ions of silicon and its hydrides, J. Chem. Phys., 1975, 62, 541. [all data]


Notes

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