Cyclododecane
- Formula: C12H24
- Molecular weight: 168.3190
- IUPAC Standard InChI: InChI=1S/C12H24/c1-2-4-6-8-10-12-11-9-7-5-3-1/h1-12H2
- IUPAC Standard InChIKey: DDTBPAQBQHZRDW-UHFFFAOYSA-N
- CAS Registry Number: 294-62-2
- Chemical structure:
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°gas | -1777. | kcal/mol | Ccb | Smith and Easley, 1963 | Corresponding ΔfHºgas = -172. kcal/mol (simple calculation by NIST; no Washburn corrections) |
Condensed 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 |
|---|---|---|---|---|---|
| ΔcH°solid | -1840.42 | kcal/mol | Ccb | Gollis, Belenyessy, et al., 1962 | Corresponding ΔfHºsolid = -107.97 kcal/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -1875.10 ± 0.31 | kcal/mol | Ccb | Coops, Van Kamp, et al., 1960 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1875.0 ± 0.31 kcal/mol; Corresponding ΔfHºsolid = -73.298 kcal/mol (simple calculation by NIST; no Washburn corrections) |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase 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: 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
+ 2
=
By formula: C12H20 + 2H2 = C12H24
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -61.75 ± 0.40 | kcal/mol | Chyd | Turner, Jarrett, et al., 1973 | liquid phase; solvent: Acetic acid |
| ΔrH° | -61.7 | kcal/mol | Chyd | Sicher, Svoboda, et al., 1968 | liquid phase; solvent: Acetic acid |
+
=
By formula: H2 + C12H22 = C12H24
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -26.8 | kcal/mol | Chyd | Sicher, Svoboda, et al., 1968 | liquid phase; solvent: Acetic acid |
+
=
By formula: C12H22 + H2 = C12H24
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -26.3 | kcal/mol | Chyd | Sicher, Svoboda, et al., 1968 | liquid phase; solvent: Acetic acid |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Smith and Easley, 1963
Smith, J.O.; Easley, K.W.,
Ortho-substituted bicyclohexyl hydrocarbons as high energy fuels, Patent No. 3,113,425 to Monsanto Research Corp., Everett, MA, USA 12/10/63, 1963, 1. [all data]
Gollis, Belenyessy, et al., 1962
Gollis, M.H.; Belenyessy, L.I.; Gudzinowicz, B.J.; Koch, S.D.; Smith, J.O.; Wineman, R.J.,
Evaluation of pure hydrocarbons as jet fuels,
J. Chem. Eng. Data, 1962, 7, 331-316. [all data]
Coops, Van Kamp, et al., 1960
Coops, J.; Van Kamp, H.; Lambregts, W.A.; Visser, B.J.; Dekker, H.,
Thermal quantities of cycloparaffins. Part IV. Heats of combustion of cycloparaffins with 10-17 C atoms,
Rec. Trav. Chim. Pays/Bas, 1960, 79, 1226-1234. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Turner, Jarrett, et al., 1973
Turner, R.B.; Jarrett, A.D.; Goebel, P.; Mallon, B.J.,
Heats of hydrogenation. 9. Cyclic acetylenes and some miscellaneous olefins,
J. Am. Chem. Soc., 1973, 95, 790-792. [all data]
Sicher, Svoboda, et al., 1968
Sicher, J.; Svoboda, M.; Mallon, B.J.; Turner, R.B.,
Stereochemical studies. Part XLVII. Conformational analysis of many-membered ring compounds. The cyclododecenes,
J. Chem. Soc. B, 1968, 441-447. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔcH°gas Enthalpy of combustion of gas at standard conditions ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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