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1,3,5,7-Cyclooctatetraene

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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 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
Deltafliquid254.5 ± 1.3kJ/molCmProsen, Johnson, et al., 1950ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4539. ± 3.kJ/molCcbSpringall, White, et al., 1954Corresponding «DELTA»fliquid = 248. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-4545.92 ± 0.92kJ/molCmProsen, Johnson, et al., 1950Corresponding «DELTA»fliquid = 254.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid220.29J/mol*KN/AScott, Gross, et al., 1949DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
185.18298.15Scott, Gross, et al., 1949T = 12 to 340 K.; DH

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.

Prosen, Johnson, et al., 1950
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heat of combustion and formation of 1,3,5,7-cyclooctatetraene and its heat of isomerization of styrene, J. Am. Chem. Soc., 1950, 72, 626-629. [all data]

Springall, White, et al., 1954
Springall, H.D.; White, T.R.; Cass, R.C., Heats of combustion and molecular structure Part 1.- The resonance energy and structure of cyclo-octateraene, Trans. Faraday Soc., 1954, 50, 815. [all data]

Scott, Gross, et al., 1949
Scott, D.W.; Gross, M.E.; Oliver, G.D.; Huffman, H.M., Cycloöctatetraene: low-temperature heat capacity, heat of fusion, heat of vaporization, vapor pressure and entropy, J. Am. Chem. Soc., 1949, 71, 1634-1636. [all data]


Notes

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