Benzene, cyclohexyl-

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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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil512.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil508.7KN/AWeast and Grasselli, 1989BS
Tboil513.27KN/AMears, Stanley, et al., 1963Uncertainty assigned by TRC = 0.2 K; TRC
Tboil513.27KN/AJessup and Stanley, 1961Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus280.3 ± 0.6KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Deltavap14.5 ± 0.4kcal/molAVGN/AAverage of 6 values; Individual data points

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
400.70.039Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
13.5348.N/ASohda, Okazaki, et al., 1990Based on data from 333. - 343. K.; AC
12.3436.AStephenson and Malanowski, 1987Based on data from 421. - 513. K.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
340.7 - 513.4.976352339.819-42.881Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
3.6496280.5O'Rourke and Mraw, 1983DH
3.66280.5Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
13.01280.5O'Rourke and Mraw, 1983DH

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:


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

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [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]

Mears, Stanley, et al., 1963
Mears, T.W.; Stanley, C.L.; Compere, E.L.; Howard, F.L., Synthesis, purification, and physical properties of seven twelve-carbon hyd rocarbons, J. Res. Natl. Bur. Stand., Sect. A, 1963, 67, 475. [all data]

Jessup and Stanley, 1961
Jessup, R.S.; Stanley, C.L., Heats and volumes of mixing in several c(12) hydrocarbon systems, J. Chem. Eng. Data, 1961, 6, 368-71. [all data]

Sohda, Okazaki, et al., 1990
Sohda, M.; Okazaki, M.; Iwai, Y.; Arai, Y.; Sakoguchi, A.; Ueoka, R.; Kato, Y., Vapor pressures of cyclohexylbenzene and diphenylmethane, The Journal of Chemical Thermodynamics, 1990, 22, 6, 607-608, . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, . [all data]

O'Rourke and Mraw, 1983
O'Rourke, D.F.; Mraw, S.C., Heat capacities and enthalpies of fusion of dibenzothiophene (220 to 560 K) and of biphenyl, cyclohexylbenzene, and cyclohexylcyclohexane (220 to 475 K). Enthalpies and temperatures of three transitions in solid cyclohexylcyclohexane, J. Chem. Thermodynam., 1983, 15, 489-502. [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, . [all data]


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