Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Diadamantane

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Condensed phase thermochemistry data

Go To: Top, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafsolid-241.9 ± 2.3kJ/molCcbClark, Knox, et al., 1979Gas flow technique for Hs, see Clark, Knox, et al., 1975 AND Carson, Laye, et al., 1971; ALS
Quantity Value Units Method Reference Comment
Deltacsolid-8125.6 ± 2.6kJ/molCcbClark, Knox, et al., 1979Gas flow technique for Hs, see Clark, Knox, et al., 1975 AND Carson, Laye, et al., 1971; Corresponding «DELTA»fsolid = -241.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar200.16J/mol*KN/AWestrum, McKervey, et al., 1978crystaline, III phase; DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
220.2295.56Spinella, Andrews, et al., 1978crystaline, III phase; T = 295 to 540 K. Value is unsmoothed experimental datum.; DH
223.22298.15Westrum, McKervey, et al., 1978crystaline, III phase; T = 5 to 350 K. Data between 350 and 540 K taken from other work.; DH

References

Go To: Top, Condensed phase thermochemistry 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]

Carson, Laye, et al., 1971
Carson, A.S.; Laye, P.G.; Steele, W.V.; Johnson, D.E.; McKervey, M.A., The enthalpy of formation of diamantane, J. Chem. Thermodyn., 1971, 3, 915-918. [all data]

Westrum, McKervey, et al., 1978
Westrum, E.F., Jr.; McKervey, M.A.; Andrews, J.T.S.; Fort, R.C., Jr.; Clark, T., Heat capacity and thermodynamic properties of diamantane from 5 to 540 K, J. Chem. Thermodynam., 1978, 10, 959-965. [all data]

Spinella, Andrews, et al., 1978
Spinella, G.M.; Andrews, J.T.S.; Bacon, W.E., Diamantane: heat capacity (300 to 540 K) and thermodynamics of transition and fusion, J. Chem. Thermodynam., 1978, 10, 1023-1032. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, References