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1-Heptene

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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
Deltafliquid-97.70 ± 0.63kJ/molEqkWiberg, Wasserman, et al., 1984Trifluoroacetolysis, hrxn[kcal/mol]=-11.808±0.015; ALS
Deltafliquid-98.37 ± 0.88kJ/molCcbGood, 1976ALS
Deltafliquid-97.0 ± 1.2kJ/molCcbRockenfeller and Rossini, 1961Reanalyzed by Cox and Pilcher, 1970, Original value = -97.95 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4657.00 ± 0.75kJ/molCcbGood, 1976Corresponding «DELTA»fliquid = -98.37 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-4658.3 ± 1.2kJ/molCcbRockenfeller and Rossini, 1961Corresponding «DELTA»fliquid = -97.03 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-4650.98 ± 0.79kJ/molCcbCoops, Mulder, et al., 1947Reanalyzed by Cox and Pilcher, 1970, Original value = -4642. ± 4. kJ/mol; See Coops, Mulder, et al., 1946; Corresponding «DELTA»fliquid = -104.4 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid327.65J/mol*KN/AMcCullough, Finke, et al., 1957DH
liquid328.9J/mol*KN/AParks, Todd, et al., 1936Extrapolation below 80 K, 58.58 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
211.79298.15McCullough, Finke, et al., 1957T = 11 to 360 K.; DH
212.84295.1Parks, Todd, et al., 1936T = 80 to 295 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.

Wiberg, Wasserman, et al., 1984
Wiberg, K.B.; Wasserman, D.J.; Martin, E., Enthalpies of hydration of alkenes. 2. The n-heptenes and n-pentenes, J. Phys. Chem., 1984, 88, 3684-3688. [all data]

Good, 1976
Good, W.D., The enthalpies of formation of five isomeric heptenes, J. Chem. Thermodyn., 1976, 8, 67-71. [all data]

Rockenfeller and Rossini, 1961
Rockenfeller, J.D.; Rossini, F.D., Heats of combustion, isomerization, and formation of selected C7, C8, and C10 monoolefin hydrocarbons, J. Phys. Chem., 1961, 65, 267-272. [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]

Coops, Mulder, et al., 1947
Coops, J.; Mulder, D.; Dienske, J.W.; Smittenberg, J., Researches on heat of combustion IV. Technique for the determination of the heats of combustion of volatile liquids, Recl. Trav. Chim. Pays-Bas, 1947, 66, 153-160. [all data]

Coops, Mulder, et al., 1946
Coops, J.; Mulder, D.; Dienske, J.W.; Smittenberg, J., The heats of combustion of a number of hydrocarbons, Rec. Trav. Chim. Pays/Bas, 1946, 65, 128. [all data]

McCullough, Finke, et al., 1957
McCullough, J.P.; Finke, H.L.; Gross, M.E.; Messerly, J.F.; Waddington, G., Low temperature calorimetric studies of seven 1-olefins: effect of orientational disorder in the solid state, J. Phys. Chem., 1957, 61, 289-301. [all data]

Parks, Todd, et al., 1936
Parks, G.S.; Todd, S.S.; Shomate, C.H., Thermal data on organic compounds. XVII. Some heat capacity, entropy and free energy data for five higher olefins, J. Am. Chem. Soc., 1936, 58, 2505-2508. [all data]


Notes

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