1-Methyladamantane
- Formula: C11H18
- Molecular weight: 150.2606
- IUPAC Standard InChI: InChI=1S/C11H18/c1-11-5-8-2-9(6-11)4-10(3-8)7-11/h8-10H,2-7H2,1H3
- IUPAC Standard InChIKey: UZUCFTVAWGRMTQ-UHFFFAOYSA-N
- CAS Registry Number: 768-91-2
- Chemical structure:
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Condensed phase thermochemistry data
Go To: Top, 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -56.72 ± 0.30 | kcal/mol | Ccb | Clark, Knox, et al., 1979 | Gas flow technique for Hs,see Clark, Knox, et al., 1975 |
| ΔfH°solid | -58.0 ± 0.4 | kcal/mol | Ccb | Steele and Watt, 1977 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -1592.68 ± 0.30 | kcal/mol | Ccb | Clark, Knox, et al., 1979 | Gas flow technique for Hs,see Clark, Knox, et al., 1975; Corresponding ΔfHºsolid = -56.72 kcal/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -1591.4 ± 0.4 | kcal/mol | Ccb | Steele and Watt, 1977 | Corresponding ΔfHºsolid = -58.0 kcal/mol (simple calculation by NIST; no Washburn corrections) |
Gas phase ion energetics data
Go To: Top, 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 as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.17 ± 0.02 | PE | Worley, Mateescu, et al., 1973 | LLK |
| 9.24 | PE | Bodor, Dewar, et al., 1970 | RDSH |
References
Go To: Top, Condensed phase 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.
Clark, Knox, et al., 1979
Clark, T.; Knox, T.M.O.; McKervey, M.A.; Mackle, H.; Rooney, J.J.,
Thermochemistry of bridged-ring substances. Enthalpies of formation of some diamondoid hydrocarbons and of perhydroquinacene. Comparisons with data from empirical force field calculations,
J. Am. Chem. Soc., 1979, 101, 2404-2410. [all data]
Clark, Knox, et al., 1975
Clark, T.; Knox, T.M.; Mackle, H.; McKervey, M.A.; Rooney, J.J.,
Calorimetric evaluation of enthalpies of formation of some bridged-ring hydrocarbons. Comparison with data from empirical force field calculations.,
J. Am. Chem. Soc., 1975, 97, 3835-3836. [all data]
Steele and Watt, 1977
Steele, W.V.; Watt, I.,
The standard enthalpies of formation of adamantanoid compounds 4. Methyladamantanes,
J. Chem. Thermodyn., 1977, 9, 843-849. [all data]
Worley, Mateescu, et al., 1973
Worley, S.D.; Mateescu, G.D.; McFarland, C.W.; Fort, R.C., Jr.; Sheley, C.F.,
Photoelectron spectra and MINDO-SCF-MO calculations for adamantane and some of its derivatives,
J. Am. Chem. Soc., 1973, 95, 7580. [all data]
Bodor, Dewar, et al., 1970
Bodor, N.; Dewar, M.J.S.; Worley, S.D.,
Photoelectron spectra of molecules. III. Ionization potentials of some cyclic hydrocarbons and their derivatives, and heats of formation and ionization potentials calculated by the MINDO SCF MO method,
J. Am. Chem. Soc., 1970, 92, 19. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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