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Benzene, 1,2,3,5-tetramethyl-

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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 - H.Y. Afeefy, J.F. Liebman, and S.E. Stein
DH - E.S. Domalski and E.D. Hearing

QuantityValueUnitsMethodReferenceComment
Deltafliquid-96.4 ± 1.2kJ/molCcbGood, 1975ALS
Deltafliquid-98.5 ± 3.0kJ/molCcbProsen, Johnson, et al., 1946ALS
QuantityValueUnitsMethodReferenceComment
Deltacliquid-5839.6 ± 1.1kJ/molCcbGood, 1975Corresponding «DELTA»fliquid = -96.36 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-5837.5 ± 3.0kJ/molCcbProsen, Johnson, et al., 1946Corresponding «DELTA»fliquid = -98.41 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-5815.3 ± 5.9kJ/molCcbBanse and Parks, 1933Reanalyzed by Cox and Pilcher, 1970, Original value = -5811.20 kJ/mol; Corresponding «DELTA»fliquid = -120.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
QuantityValueUnitsMethodReferenceComment
liquid310.0J/mol*KN/AHuffman, Parks, et al., 1931Extrapolation below 90 K, 80.54 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K)Temperature (K)ReferenceComment
240.2297.1Huffman, Parks, et al., 1931T = 92 to 297 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.

Good, 1975
Good, W.D., The standard enthalpies of combustion and formation of n-butylbenzene, the dimethylethylbenzenes, and the tetramethylbenzenes in the condensed state, J. Chem. Thermodyn., 1975, 7, 49-59. [all data]

Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heats of combustion and formation at 25°C of the alkylbenzenes through C10H14, and of the higher normal monoalkylbenzenes, J. Res. NBS, 1946, 36, 455-461. [all data]

Banse and Parks, 1933
Banse, H.; Parks, G.S., Thermal data on organic compounds. XII. The heats of combustion of nine hydrocarbons, J. Am. Chem. Soc., 1933, 55, 3223-3227. [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]

Huffman, Parks, et al., 1931
Huffman, H.M.; Parks, G.S.; Barmore, M., Thermal data on organic compounds. X. Further studies on the heat capacities, entropies and free energies of hydrocarbons, J. Am. Chem. Soc., 1931, 53, 3876-3888. [all data]


Notes

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