Benzene, 1,1',1''-(1-ethenyl-2-ylidene)tris-

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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
Δcsolid-2483.32 ± 0.41kcal/molCcbCoops and Hoijtink, 1950Reanalyzed by Cox and Pilcher, 1970, Original value = -2482.31 ± 0.19 kcal/mol; Corresponding Δfsolid = 55.78 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcsolid-2510.3kcal/molCcbLemoult, 1911Corresponding Δfsolid = 82.8 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
73.90298.5Smith and Andrews, 1931T = 102 to 322 K. Value is unsmoothed experimental datum.; DH

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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus337.KN/AZimmerman and Smentowski, 1957Uncertainty assigned by TRC = 4. K; TRC
Tfus342.KN/ACollins and Bonner, 1955Uncertainty assigned by TRC = 4. K; TRC
Tfus339.KN/AHauser, Manyik, et al., 1955Uncertainty assigned by TRC = 4. K; TRC
Tfus342.4KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 2. K; m.p. with Hg thermometer; TRC
Tfus339.0KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 0.7 K; f.p. with thermocouple; TRC
Quantity Value Units Method Reference Comment
Δvap21.9 ± 0.2kcal/molGSVerevkin and Ebenhoch, 1999Based on data from 346. to 377. K.; AC
Quantity Value Units Method Reference Comment
Δsub26.82 ± 0.45kcal/molGSVerevkin and Ebenhoch, 1999Based on data from 323. to 339. K.; AC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
493.70.018Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
21.0 ± 0.2362.GSVerevkin and Ebenhoch, 1999Based on data from 346. to 377. K.; AC
21.4398.N/ASasse, N'guimbi, et al., 1989Based on data from 353. to 443. K.; AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
26.31 ± 0.45331.GSVerevkin and Ebenhoch, 1999Based on data from 323. to 339. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
4.919339.9DSCVerevkin and Ebenhoch, 1999AC
4.864341.N/AHikima, Okamoto, et al., 1998AC

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.

Coops and Hoijtink, 1950
Coops, J.; Hoijtink, G.J., Thermochemical investigations on arylethenes. I. Heats of combustion of phenylethenes, Recl. Trav. Chim. Pays-Bas, 1950, 69, 358-367. [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]

Lemoult, 1911
Lemoult, M.P., Thermochimie. - Recherches sur les derives du styrolene; rectification de quelques erreurs experimentales, Compt. Rend., 1911, 152, 1402-1404. [all data]

Smith and Andrews, 1931
Smith, R.H.; Andrews, D.H., Thermal energy studies. I. Phenyl derivatives of methane, ethane and some related compounds. J. Am. Chem. Soc., 1931, 53, 3644-3660. [all data]

Zimmerman and Smentowski, 1957
Zimmerman, H.E.; Smentowski, F.J., Carbanion Rearrangements I., J. Am. Chem. Soc., 1957, 79, 5455. [all data]

Collins and Bonner, 1955
Collins, C.J.; Bonner, W.A., J. Am. Chem. Soc., 1955, 77, 92. [all data]

Hauser, Manyik, et al., 1955
Hauser, C.R.; Manyik, R.; Brasen, W.R.; Bayless, J. Org. Chem., 1955, 20, 1119. [all data]

Smith and Andrews, 1931, 2
Smith, R.H.; Andrews, D.H., Thermal Energy Studies I. Phenyl Derivatives of Methane, Ethane and Some Related Compounds, J. Am. Chem. Soc., 1931, 53, 3644. [all data]

Verevkin and Ebenhoch, 1999
Verevkin, Sergey P.; Ebenhoch, Jochen, Structural Chemistry, 1999, 10, 6, 401-409, https://doi.org/10.1023/A:1022470804409 . [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]

Sasse, N'guimbi, et al., 1989
Sasse, K.; N'guimbi, J.; Jose, J.; Merlin, J.C., Tension de vapeur d'hydrocarbures polyaromatiques dans le domaine 10-3--10 Torr, Thermochimica Acta, 1989, 146, 53-61, https://doi.org/10.1016/0040-6031(89)87075-3 . [all data]

Hikima, Okamoto, et al., 1998
Hikima, Takaaki; Okamoto, Norimaru; Hanaya, Minoru; Oguni, Masaharu, Calorimetric study of triphenylethene: observation of homogeneous-nucleation-based crystallization, The Journal of Chemical Thermodynamics, 1998, 30, 4, 509-523, https://doi.org/10.1006/jcht.1997.0323 . [all data]


Notes

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