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1,1,10,10-Tetramethylcyclooctadecane

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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, Kenneth Kroenlein director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus359.KN/ABjörnstad, Borgen, et al., 1974Uncertainty assigned by TRC = 0.2 K; TRC
Tfus359.KN/ABorgen and Dale, 1969Uncertainty assigned by TRC = 1. K; TRC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
39.581359.Borgen and Dale, 1969, 2DH
39.58359.2Björnstad, Borgen, et al., 1974, 2AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
110.359.Borgen and Dale, 1969, 2DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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.

Björnstad, Borgen, et al., 1974
Björnstad, S.L.; Borgen, G.; Gaupset, G., Syntheses and Conformations of gem-Dimethyl Substituted Cyclo-octadecanes. The 1,1-Dimethyl and the 1,1,4,4-Tetramethyl Derivatives., Acta Chem. Scand., 1974, 28b, 821, https://doi.org/10.3891/acta.chem.scand.28b-0821 . [all data]

Borgen and Dale, 1969
Borgen, G.; Dale, J., gem-Dimethyl substituted cyclooctadecanes, conformational homogeneity of the 1,1,4,4,10,10,13,13-octamethyl derivative, J. Chem. Soc., 1969, 1969, 447-8. [all data]

Borgen and Dale, 1969, 2
Borgen, G.; Dale, J., gem-Dimethyl substituted cyclooctadecanes, conformational homogeneity of the 1,1,4,4,10,10,13,13-octamethyl derivative, J. Chem. Soc., 1969, D, Chem. [all data]

Björnstad, Borgen, et al., 1974, 2
Björnstad, S.L.; Borgen, G.; Gaupset, G.; Szabo-Lin, Ilona; Guthenberg, Claes; Mannervik, Bengt, Syntheses and Conformations of gem-Dimethyl Substituted Cyclo-octadecanes. The 1,1-Dimethyl and the 1,1,4,4-Tetramethyl Derivatives., Acta Chem. Scand., 1974, 28b, 821-822, https://doi.org/10.3891/acta.chem.scand.28b-0821 . [all data]


Notes

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