Cyclopentane, octyl-

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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

Quantity Value Units Method Reference Comment
Δfgas-59.92 ± 0.46kcal/molCcbProsen, Johnson, et al., 1946Heat of combustion of the gas

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

Quantity Value Units Method Reference Comment
Δcliquid-2050.87 ± 0.42kcal/molCcbProsen, Johnson, et al., 1946Heat of combustion of the gas; Corresponding Δfliquid = -59.89 kcal/mol (simple calculation by NIST; no Washburn corrections)

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
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus228.7KN/ASchmidt, 1942Uncertainty assigned by TRC = 0.5 K; TRC
Tfus228.7KN/ASchmidt and Gemassmer, 1940Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Δvap15.7kcal/molN/AReid, 1972AC

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:


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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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-1100.1338.0Anders, Anders, et al., 198555. m/0.21 mm/0.35 μm, N2
PackedMethyl Silicone130.1340.Antheaume and Guiochon, 1965 

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySP-21001337.Alencar, Alves, et al., 1983He, 4. K/min; Column length: 30. m; Column diameter: 0.25 mm; Tstart: 40. C; Tend: 250. C

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heats of formation and combustion of the normal alkylcyclopentanes and cyclohexanes and the increment per CH2 group for several homologous series of hydrocarbons, J. Res. NBS, 1946, 37, 51-56. [all data]

Schmidt, 1942
Schmidt, A.W., Physical properties of aliphatic compounds, Ber. Dtsch. Chem. Ges. B, 1942, 75, 1399. [all data]

Schmidt and Gemassmer, 1940
Schmidt, A.W.; Gemassmer, A., Physical data of monoalkylcyclopentanes ???., Ber. Dtsch. Chem. Ges. B, 1940, 73, 359-66. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [all data]

Anders, Anders, et al., 1985
Anders, G.; Anders, K.; Engewald, W., Identification of non-branched alkenylcycloalkanes with a terminal double bond from retention index increments, Chromatographia, 1985, 20, 2, 83-86, https://doi.org/10.1007/BF02280602 . [all data]

Antheaume and Guiochon, 1965
Antheaume, J.; Guiochon, G., Application de la chromatographie en phase gazeuse à l'étude de la composition des fractions moyennes d'un brut pétrolier, Bull. Soc. Chim. Fr., 1965, 2, 298-307. [all data]

Alencar, Alves, et al., 1983
Alencar, J.W.; Alves, P.B.; Craveiro, A.A., Pyrolysis of tropical vegetable oils, J. Agric. Food Chem., 1983, 31, 6, 1268-1270, https://doi.org/10.1021/jf00120a031 . [all data]


Notes

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