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Diphenylacetylene

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Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil573.KN/AFarchan Laboratories, 1990BS
Quantity Value Units Method Reference Comment
Tfus333. ± 3.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Deltasub95.3kJ/molCGC-DSCChickos, Hesse, et al., 1998AC
Deltasub95.1 ± 1.1kJ/molMEDiogo, Minas da Piedade, et al., 1993Based on data from 298. - 316. K.; AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
443.0.025Farchan Laboratories, 1990BS
443.20.025Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
63.8 ± 0.2440.EBSteele, Chirico, et al., 2002Based on data from 439. - 517. K.; AC
60.9 ± 0.2480.EBSteele, Chirico, et al., 2002Based on data from 439. - 517. K.; AC
58.1 ± 0.3520.EBSteele, Chirico, et al., 2002Based on data from 439. - 517. K.; AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
90.0 ± 4.5310.HSAChickos, Annunziata, et al., 1986Based on data from 299. - 321. K.; AC
88.7 ± 1.3313.N/AWolf and Weghofer, 1938Based on data from 299. - 321. K. See also Weghofer, 1938 and Jones, 1960.; AC
89. ± 1.317.VWolf and Weghofer, 1938, 2ALS

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
21.5335.DSCSteele, Chirico, et al., 2002AC
20.5334.N/ADomalski and Hearing, 1996AC

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

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

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]

Chickos, Hesse, et al., 1998
Chickos, James; Hesse, Donald; Hosseini, Sarah; Nichols, Gary; Webb, Paul, Sublimation enthalpies at 298.15K using correlation gas chromatography and differential scanning calorimetry measurements, Thermochimica Acta, 1998, 313, 2, 101-110, https://doi.org/10.1016/S0040-6031(97)00432-2 . [all data]

Diogo, Minas da Piedade, et al., 1993
Diogo, Hermínio P.; Minas da Piedade, Manuel E.; Fernandes, Anabela C.; Martinho Simões, José A.; Ribeiro da Silva, Manuel A.V.; Monte, Manuel J.S., The enthalpy of sublimation of diphenylacetylene from Knudsen effusion studies, Thermochimica Acta, 1993, 228, 15-22, https://doi.org/10.1016/0040-6031(93)80269-G . [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Steele, Chirico, et al., 2002
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A., Measurements of Vapor Pressure, Heat Capacity, and Density along the Saturation Line for «gamma»-Caprolactam, Pyrazine, 1,2-Propanediol, Triethylene Glycol, Phenyl Acetylene, and Diphenyl Acetylene, J. Chem. Eng. Data, 2002, 47, 4, 689-699, https://doi.org/10.1021/je010085z . [all data]

Chickos, Annunziata, et al., 1986
Chickos, J.S.; Annunziata, R.; Ladon, L.H.; Hyman, A.S.; Liebman, J.F., Estimating heats of sublimation of hydrocarbons. A semiempirical approach, J. Org. Chem., 1986, 51, 4311-4314. [all data]

Wolf and Weghofer, 1938
Wolf, K.L.; Weghofer, H.Z., Z. Phys. Chem. Abt. B, 1938, 39, 194. [all data]

Weghofer, 1938
Weghofer, H., , Ph.D. Dissertation, Phys. Chem. Institut der Universital Halle, 1938. [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Wolf and Weghofer, 1938, 2
Wolf, K.L.; Weghofer, H., Uber sublimationswarmen, Z. Phys. Chem., 1938, 39, 194-208. [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

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