Heneicosane, 11-decyl-

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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
Δfliquid-842.2 ± 8.8kJ/molCcbParks, West, et al., 1946Heat of vaporization estimated by Cox and Pilcher, 1970; ALS
Δfliquid-853.4 ± 8.0kJ/molCcbKnowlton and Huffman, 1944Reanalyzed by Cox and Pilcher, 1970, Original value = -855.2 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Δcliquid-20503.3 ± 8.4kJ/molCcbParks, West, et al., 1946Heat of vaporization estimated by Cox and Pilcher, 1970; Corresponding Δfliquid = -842.11 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-20492.0 ± 7.9kJ/molCcbKnowlton and Huffman, 1944Reanalyzed by Cox and Pilcher, 1970, Original value = -20490. kJ/mol; Corresponding Δfliquid = -853.41 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid1086.2J/mol*KN/AFischl, Naylor, et al., 1945Penn State entropy above. From Stanford data, with extrapolation of 218.0 J/mol*K, S = 1098.3 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
949.8300.Fischl, Naylor, et al., 1945T = 12 to 296 K (Penn State), 80 to 297 K (Stanford); at 300 K, Cp = 949.8 J/mol*K (Penn State), 963.2 J/mol*K (Stanford).; 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, West, et al., 1946
Parks, G.S.; West, T.J.; Naylor, B.F.; Fujii, P.S.; McClaine, L.A., Thermal data on organic compounds. XXIII. Modern combustion data for fourteen hydrocarbons and five polyhydroxy alcohols, J. Am. Chem. Soc., 1946, 68, 2524-2527. [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]

Knowlton and Huffman, 1944
Knowlton, J.W.; Huffman, H.M., The heats of combustion of some substituted eicosanes, heneicosanes and docosanes, J. Am. Chem. Soc., 1944, 66, 1492-1494. [all data]

Fischl, Naylor, et al., 1945
Fischl, F.B.; Naylor, B.G.; Ziemer, C.W.; Parks, G.S.; Aston, J.G., The heat capacity, heat of fusion and entropy of 11-n-decylheneicosane, J. Am. Chem. Soc., 1945, 67, 2075-2079. [all data]


Notes

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