2-Butene-1,4-dione, 1,4-diphenyl-


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
Δfsolid-27.41 ± 0.57kcal/molCcbParks, Manchester, et al., 1954Reanalyzed by Cox and Pilcher, 1970, Original value = -27.55 ± 0.60 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Δcsolid-1887.30 ± 0.56kcal/molCcbParks, Manchester, et al., 1954Reanalyzed by Cox and Pilcher, 1970, Original value = -1887.18 kcal/mol; Corresponding Δfsolid = -27.41 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar76.29cal/mol*KN/AParks and Huffman, 1930Extrapolation below 90 K, 104.1 J/mol*K.; DH

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
68.50291.9Parks and Huffman, 1930T = 89 to 292 K. Value is unsmoothed experimental datum.; 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.

Parks, Manchester, et al., 1954
Parks, G.S.; Manchester, K.E.; Vaughan, L.M., Heats of combustion and formation of some alcohols, phenols, and ketones, J. Chem. Phys., 1954, 22, 2089-2090. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Parks and Huffman, 1930
Parks, G.S.; Huffman, H.M., Thermal data on organic compounds. IX. A study of the effect of unsaturation on the heat capacities, entropies and free energies of some hydrocarbons and other compounds, J. Am. Chem. Soc., 1930, 52, 4381-4391. [all data]


Notes

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