Tricyclo[2.2.1.0(2,6)]heptane

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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
Δfgas19. ± 6.kcal/molAVGN/AAverage of 6 values; Individual data points

Phase change 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:
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δvap9.20kcal/molN/AOsmont, Catoire, et al., 2008AC
Δvap9.2 ± 0.2kcal/molCSteele, 1978ALS
Δvap9.25kcal/molN/ASteele, 1978DRB
Δvap9.08 ± 0.02kcal/molVHall, Smith, et al., 1973ALS
Δvap9.08kcal/molN/AHall, Smith, et al., 1973DRB
Quantity Value Units Method Reference Comment
Δsub9.2 ± 0.2kcal/molBGSteele, 1978AC
Δsub9.37 ± 0.26kcal/molCKozina, Bychikhina, et al., 1976AC
Δsub9.36 ± 0.26kcal/molVKozina, Bychikhina, et al., 1976, 2ALS
Δsub9.37kcal/molN/AKozina, Bychikhina, et al., 1976, 2DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
9.15317.AStephenson and Malanowski, 1987Based on data from 302. to 337. K.; AC

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: 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

Hydrogen + Tricyclo[2.2.1.0(2,6)]heptane = Norbornane

By formula: H2 + C7H10 = C7H12

Quantity Value Units Method Reference Comment
Δr-31.1 ± 0.2kcal/molChydFlury, Grob, et al., 1988liquid phase; solvent: Isooctane
Δr-32.58 ± 0.52kcal/molChydRogers, Choi, et al., 1980liquid phase; solvent: Hexane; Author was aware that data differs from previously reported values

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.

Osmont, Catoire, et al., 2008
Osmont, Antoine; Catoire, Laurent; Gokalp, Iskender, Physicochemical Properties and Thermochemistry of Propellanes, Energy Fuels, 2008, 22, 4, 2241-2257, https://doi.org/10.1021/ef8000423 . [all data]

Steele, 1978
Steele, W.V., The standard enthalpies of formation of a series of C7, bridged-ring hydrocarbons: norbornane, norbornene, nortricyclene, norbornadiene, and quadricyclane, J. Chem. Thermodyn., 1978, 10, 919-927. [all data]

Hall, Smith, et al., 1973
Hall, H.K., Jr.; Smith, C.D.; Baldt, J.H., Enthalpies of formation of norticyclene, norbornene, norbornadiene, and quadricyclane, J. Am. Chem. Soc., 1973, 95, 3197-3201. [all data]

Kozina, Bychikhina, et al., 1976
Kozina, M.P.; Bychikhina, L.V.; Gal'chenko, G.V.; Milwitskaya, E.M.; Ordubade, M.; Plate, A.F., Dokl. Akad. Nauk SSSR, 1976, 226, 1105. [all data]

Kozina, Bychikhina, et al., 1976, 2
Kozina, M.P.; Bychikhina, L.V.; Gal'chenko, G.L.; Mil'vitskaya, E.M.; Ordubadi, M.; Plate, A.F., Enthalpies of nortricyclene and norbornene formation, Dokl. Akad. Nauk SSSR, 1976, 226, 1105-1108. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Flury, Grob, et al., 1988
Flury, P.; Grob, C.A.; Wang, G.Y.; Lennatz, H.-W.; Roth, W.R., 113. Norbornanes. Bridging strain in norbornyl and oxanorbornyl cations, Helv. Chim. Acta, 1988, 71, 1017-1024. [all data]

Rogers, Choi, et al., 1980
Rogers, D.W.; Choi, L.S.; Girellini, R.S., Heats of hydrogenation and formation of quadricyclene, norbornadiene, norbornene, and nortricyclene, J. Phys. Chem., 1980, 84, 1810-1814. [all data]


Notes

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