Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Benzeneacetic acid, «alpha»-phenyl-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, References, Notes

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, M. Frenkel director
ALS - H.Y. Afeefy, J.F. Liebman, and S.E. Stein
AC - W.E. Acree, Jr., J.S. Chickos
DH - E.S. Domalski and E.D. Hearing

Quantity Value Units Method Reference Comment
Tfus420.15KN/AAnonymous, 1988Uncertainty assigned by TRC = 1. K; nominal value, from the catalog; TRC
Tfus420.75KN/AMarsh, 1987Uncertainty assigned by TRC = 0.2 K; recommended as fixed point for thermometry; TRC
Tfus420.7KN/ASmith, Alderman, et al., 1949Uncertainty assigned by TRC = 1.5 K; TRC
Tfus419.KN/ABarnes and McElvain, 1937Uncertainty assigned by TRC = 3. K; TRC
Quantity Value Units Method Reference Comment
Ttriple420.440KN/AAndon and Connett, 1980Uncertainty assigned by TRC = 0.01 K; TRC
Quantity Value Units Method Reference Comment
Deltavap46.74kJ/molCGlaser and Ruland, 1957ALS

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
31.18420.4Charsley, Laye, et al., 2010AC
31.25420.4Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
31.271420.441crystaline, IliquidAndon and Connett, 1980, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
74.38420.441crystaline, IliquidAndon and Connett, 1980, 2DH

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

Go To: Top, Phase change data, Notes

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

Anonymous, 1988
Anonymous, X., , NBS Spec. Publ. (U. S.) 260, 1988. [all data]

Marsh, 1987
Marsh, K.N., Recommended Reference Materials for the Realization of Physicochemical Properties, Blackwell Sci. Pub., Oxford, 1987. [all data]

Smith, Alderman, et al., 1949
Smith, H.A.; Alderman, D.M.; Shacklett, C.D.; Welch, C.M., The Catalytic Hydrogenation of the Benzene Nucleus VI. The Hydrogenation of Compounds with Two Benzene Rings, J. Am. Chem. Soc., 1949, 71, 3772. [all data]

Barnes and McElvain, 1937
Barnes, H.M.; McElvain, S.M., Further Observations on the Condensation of Benzene with Alloxan, J. Am. Chem. Soc., 1937, 59, 2348-51. [all data]

Andon and Connett, 1980
Andon, R.J.L.; Connett, J.E., Calibrants for thermal analysis. measurement of their enthalpies of fusion by adiabatic calorimetry., Thermochim. Acta, 1980, 42, 241. [all data]

Glaser and Ruland, 1957
Glaser, F.; Ruland, H., Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen, Chem. Ing. Techn., 1957, 29, 772. [all data]

Charsley, Laye, et al., 2010
Charsley, E.L.; Laye, P.G.; Markham, H.M.; Le Goff, T., Calibration of differential scanning calorimeters: A comparison between indium and diphenylacetic acid, Thermochimica Acta, 2010, 497, 1-2, 72-76, https://doi.org/10.1016/j.tca.2009.08.010 . [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]

Andon and Connett, 1980, 2
Andon, R.J.L.; Connett, J.E., Calibrants for thermal analysis. Measurement of their enthalpies of fusion by adiabatic calorimetry, Thermochim. Acta, 1980, 42, 241-247. [all data]


Notes

Go To: Top, Phase change data, References