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cis,cis,cis-Cyclononatriene


Gas phase 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas189.kJ/molChydRoth, Adamczak, et al., 1991 

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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

3Hydrogen + C9H12 = Cyclononane

By formula: 3H2 + C9H12 = C9H18

Quantity Value Units Method Reference Comment
Deltar-321.7 ± 0.2kJ/molChydRoth, Bang, et al., 1964liquid phase; solvent: Acetic acid

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 as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C9H12+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.42 ± 0.03PIDemeo and El-Sayed, 1970RDSH
8.45PEBischof, Gleiter, et al., 1970RDSH

References

Go To: Top, Gas phase thermochemistry data, 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.

Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R., Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld, Chem. Ber., 1991, 124, 2499-2521. [all data]

Roth, Bang, et al., 1964
Roth, W.R.; Bang, W.B.; Goebel, P.; Sass, R.L.; Sass, R.L.; Turner, R.B.; Yu, A.P., On the question of homoconjugation in cis,cis,cis-1,4,7-cyclononatriene, J. Am. Chem. Soc., 1964, 86, 3178-3179. [all data]

Demeo and El-Sayed, 1970
Demeo, D.A.; El-Sayed, M.A., Ionization potential and structure of olefins, J. Chem. Phys., 1970, 52, 2622. [all data]

Bischof, Gleiter, et al., 1970
Bischof, P.; Gleiter, R.; Heilbronner, E., Photoelectron-spectroscopic evidence concerning "homo-aromaticity", Helv. Chim. Acta, 1970, 53, 1425. [all data]


Notes

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