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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
DH - Eugene S. Domalski and Elizabeth D. Hearing
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil487. - 489.KN/AFrinton Laboratories Inc., 1986BS
Quantity Value Units Method Reference Comment
Tfus284.598KN/ASteele, Chirico, et al., 1986DH
Tfus284.16KN/ASchwartzman and Corson, 1954Uncertainty assigned by TRC = 0.3 K; TRC
Tfus284.4KN/ABirch, Dean, et al., 1949Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Deltavap59.6 ± 0.3kJ/molN/AVerevkin, 2000AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
487.20.985Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
59.2 ± 0.3306.N/AVerevkin, 2000Based on data from 286. - 326. K.; AC
48.5388.AStephenson and Malanowski, 1987Based on data from 373. - 490. K.; AC
50.7332.N/AStull, 1947Based on data from 317. - 491. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
317. - 491.14.700512157.756-32.151Stull, 1947Coefficents calculated by NIST from author's data.

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:


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.

Frinton Laboratories Inc., 1986
Frinton Laboratories Inc., Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [all data]

Steele, Chirico, et al., 1986
Steele, W.V.; Chirico, R.D.; Collier, W.B.; Hossenlopp, I.A.; Nguyen, A.; Strube, M.M., Thermochemical and thermophysical properties of organic nitrogen compounds found in fossil materials, NIPER Report, 1986, 188, 112p. [all data]

Schwartzman and Corson, 1954
Schwartzman, L.H.; Corson, B.B., Steric Hinderance I. 2,6-Dimethylacetophenone and 2,6-Dimethylstyrene, J. Am. Chem. Soc., 1954, 76, 781. [all data]

Birch, Dean, et al., 1949
Birch, S.F.; Dean, R.A.; Fidler, F.A.; Lowry, R.A., The preparation of the c(10) monocyclic aromatic hydrocarbons, J. Am. Chem. Soc., 1949, 71, 1362. [all data]

Verevkin, 2000
Verevkin, Sergey P., Thermochemical study of the ortho interactions in alkyl substituted anilines, The Journal of Chemical Thermodynamics, 2000, 32, 2, 247-259, https://doi.org/10.1006/jcht.1999.0587 . [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]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]


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