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1,3,5,7,9-Pentaoxecane

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Gas phase thermochemistry data

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

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
Deltafgas-779.8 ± 1.3kJ/molCcbMansson, 1974 

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, 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-867.7 ± 1.2kJ/molCcbMansson, 1974ALS
Quantity Value Units Method Reference Comment
Deltacsolid-2529.0 ± 1.0kJ/molCcbMansson, 1974Corresponding «DELTA»fsolid = -867.74 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar187.7J/mol*KN/AClegg and Melia, 1969Extrapolation below 180 K, 119.0 J/mol*K.; DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
171.4298.15Clegg and Melia, 1969T = 180 to 400 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tfus334.KN/AClegg and Melia, 1969, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Deltasub87.9 ± 0.5kJ/molCMånsson, Jönsson, et al., 1974AC
Deltasub87.94 ± 0.53kJ/molCMansson, 1974ALS
Deltasub87.9kJ/molN/AMansson, 1974DRB

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
21.88334.DSCDomalski and Hearing, 1996AC
21.900334.N/AClegg and Melia, 1969DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
65.6334.Clegg and Melia, 1969DH

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

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

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

Mansson, 1974
Mansson, M., Non-bonded oxygen-oxygen interactions in 2,4,10-trioxa-adamantane and 1,3,5,7,9-pentoxecane, Acta Chem. Scand., Ser. B, 1974, 28, 895-899. [all data]

Clegg and Melia, 1969
Clegg, G.A.; Melia, T.P., Heat capacity measurements on pentoxan, Makromol. Chem., 1969, 130, 258-260. [all data]

Clegg and Melia, 1969, 2
Clegg, G.A.; Melia, T.P., Heat capacity measurements on pentoxan, Makromol. Chem., 1969, 130, 258-60. [all data]

Månsson, Jönsson, et al., 1974
Månsson, Margret; Jönsson, Lennart; Norrgård, Håkan; Pettersson, Barbro; Guthenberg, Claes; Mannervik, Bengt, Non-bonded Oxygen-Oxygen Interactions in 2,4,10-Trioxa-adamantane and 1,3,5,7,9-Pentoxecane., Acta Chem. Scand., 1974, 28b, 895-899, https://doi.org/10.3891/acta.chem.scand.28b-0895 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

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