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 Copy

  
• IUPAC Standard InChIKey: UZUCFTVAWGRMTQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 768-91-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Stereoisomers:
  • 7-methyl-adamantane
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• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Gas Chromatography
  • References
  • Notes
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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

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

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Enthalpy of sublimation

Enthalpy of fusion

Entropy of fusion

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

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By formula: C₁₁H₁₈ = C₁₁H₁₈

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:
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

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Kovats' RI, non-polar column, temperature ramp

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Kovats' RI, polar column, isothermal

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Normal alkane RI, non-polar column, custom temperature program

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References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, 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]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [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]

Clark, Knox, et al., 1977
Clark, Timothy; Knox, Trevor Mc.O.; Mackle, Henry; McKervey, M. Anthony, Order--disorder transitions in substituted adamantanes, J. Chem. Soc., Faraday Trans. 1, 1977, 73, 0, 1224, https://doi.org/10.1039/f19777301224 . [all data]

Clark, Knox, et al., 1975, 2
Clark, Timothy; Knox, Trevor; Mackle, Henry; McKervey, M. Anthony; Rooney, John J., Heats of sublimation of some cage hydrocarbons by a temperature scanning technique, J. Chem. Soc., Faraday Trans. 1, 1975, 71, 0, 2107, https://doi.org/10.1039/f19757102107 . [all data]

Engler, Blanchard, et al., 1972
Engler, E.M.; Blanchard, K.R.; Schleyer, P.v.R., Enhanced axial-equatorial enthalpy differences in the methyl adamantanes, J. Chem. Soc. Chem. Commun., 1972, 1210-1212. [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]

Sarkisova and Pimerzin, 2005
Sarkisova, V.S.; Pimerzin, A.A., Gas chromatographic characteristics and boiling points of diadamantanes, Pet. Chem. USSR (Engl. Transl.), 2005, 45, 1, 63-66. [all data]

Yashkin, Kurbatova, et al., 2001
Yashkin, S.N.; Kurbatova, S.V.; Buryak, A.K., Gas chromatography of halogenated adamantanes, Russ. Chem. Bull. (Engl. Transl.), 2001, 50, 5, 828-832, https://doi.org/10.1023/A:1011350908009 . [all data]

Bender, Said, et al., 1986
Bender, A.O.; Said, E.Z.; Abdulsada, A.K., Gas chromatographic identification of adamantanes in some Iraqi crude oils, Analyst, 1986, 111, 5, 575-576, https://doi.org/10.1039/an9861100575 . [all data]

Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]

Mitra, Mohan, et al., 1974
Mitra, G.D.; Mohan, G.; Sinha, A., Advances in the utilization of the retention index system for characterizing hydrocarbons in complex mixtures by gas chromatography, J. Chromatogr., 1974, 99, 215-230, https://doi.org/10.1016/S0021-9673(00)90857-4 . [all data]

Mitra, Mohan, et al., 1974, 2
Mitra, G.D.; Mohan, G.; Sinha, A., Gas chromatographic analysis of complex hydrocarbon mixtures, J. Chromatogr. A, 1974, 91, 633-648, https://doi.org/10.1016/S0021-9673(01)97944-0 . [all data]

Hála, Eyem, et al., 1970
Hála, S.; Eyem, J.; Burkhard, J.; Landa, S., Retention indices of adamantanes, J. Chromatogr. Sci., 1970, 8, 4, 203-209, https://doi.org/10.1093/chromsci/8.4.203 . [all data]

Burkhard, Vais, et al., 1969
Burkhard, J.; Vais, J.; Vodicka, L.; Landa, S., Adamantane and its derivatives. XVI. The gas chromatographic characterization of adamantane derivatives, J. Chromatogr., 1969, 42, 207-218, https://doi.org/10.1016/S0021-9673(01)80617-8 . [all data]

Yang, Wang, et al., 2006
Yang, C.; Wang, Z.D.; Hollebone, B.P.; Peng, X.; Fingas, M.; Landriault, M., GC/MS Quantitation of diamondoid compounds in crude oils and petroleum products, Environmental Forensics, 2006, 7, 4, 377-390, https://doi.org/10.1080/15275920600996396 . [all data]

Bayat and Abad, 2011
Bayat, Z.; Abad, M.F.Y., Quantitative structure-property relationship (QSPR) study of Kovats retention indices of some of adamantane derivatives by the genetic algorithm amd nultiply linear regression (GA-MLR) method, Petroleum Coal, 2011, 53, 2, 132-140. [all data]

Bayat and Abad M.F.Y., 2011
Bayat, Z.; Abad M.F.Y., Computational approaches to the prediction of the Kovats retention index (RI) for adamantane derivatives (AD) as a drug, J. Chem. Pharm. Res., 2011, 3, 1, 48-55. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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