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Propane, 2-methoxy-2-methyl-

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
BS - Robert L. Brown and Stephen E. Stein
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil328.2 ± 0.2KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus164.50KN/AOlson, Hipsher, et al., 1947Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple164.56KN/AAndon and Martin, 1975Uncertainty assigned by TRC = 0.07 K; TRC
Quantity Value Units Method Reference Comment
Tc496.40KN/ADaubert, Jalowka, et al., 1987Uncertainty assigned by TRC = 0.3 K; TRC
Tc497.1KN/AMajer and Svoboda, 1985 
Tc497.1KN/AAmbrose, Broderick, et al., 1974Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Pc33.526atmN/ADaubert, Jalowka, et al., 1987Uncertainty assigned by TRC = 0.08 atm; TRC
Pc33.85atmN/AAmbrose, Broderick, et al., 1974Uncertainty assigned by TRC = 0.099 atm; TRC
Quantity Value Units Method Reference Comment
Deltavap7.2 ± 0.1kcal/molAVGN/AAverage of 7 values; Individual data points

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
6.678328.3N/AMajer and Svoboda, 1985 
7.15314.N/ASegura, Galindo, et al., 2002Based on data from 300. - 328. K.; AC
7.07330.N/AAucejo, Loras, et al., 1998Based on data from 315. - 365. K.; AC
7.17310.N/ABelaribi, Ait-Kaci, et al., 1995Based on data from 298. - 322. K.; AC
7.46315.EBKraehenbuehl and Gmehling, 1994Based on data from 300. - 411. K.; AC
7.27302.N/AWu, Pividal, et al., 1991Based on data from 287. - 326. K.; AC
7.22302.AStephenson and Malanowski, 1987Based on data from 287. - 351. K. See also Ambrose, Ellender, et al., 1976.; AC
6.67328.N/AAmbrose, Ellender, et al., 1976AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kcal/mol) beta Tc (K) Reference Comment
298. - 343.11.050.2893497.1Majer and Svoboda, 1985 

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
1.816164.56Andon and Martin, 1975, 2DH
1.8164.6Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
11.04164.56Andon and Martin, 1975, 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:


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.

Olson, Hipsher, et al., 1947
Olson, W.T.; Hipsher, H.F.; Buess, C.M.; Goodman, I.A.; Hart, I.; Lamneck, J.H.; Gibbons, L.C., The Synthesis and Purification of Ethers, J. Am. Chem. Soc., 1947, 69, 2451-4. [all data]

Andon and Martin, 1975
Andon, R.J.L.; Martin, J.F., Thermodynamic Properties of Organic Oxygen Compounds 40. Heat Capacity and Entropy of Six Ethers, J. Chem. Thermodyn., 1975, 7, 593. [all data]

Daubert, Jalowka, et al., 1987
Daubert, T.E.; Jalowka, J.W.; Goren, V., Vapor pressure of 22 pure industrial chemicals, AIChE Symp. Ser., 1987, 83, 256, 128-156. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Ambrose, Broderick, et al., 1974
Ambrose, D.; Broderick, B.E.; Townsend, R., The Critical Temperatures and Pressures of Thirty Organic Compounds, J. Appl. Chem. Biotechnol., 1974, 24, 359. [all data]

Segura, Galindo, et al., 2002
Segura, Hugo; Galindo, Graciela; Reich, Ricardo; Wisniak, Jaime; Loras, Sonia, Isobaric Vapor-Liquid Equilibria and Densities for the System Methyl 1,1-Dimethylethyl Ether +2-Propanol, Physics and Chemistry of Liquids, 2002, 40, 3, 277-294, https://doi.org/10.1080/0031910021000004865 . [all data]

Aucejo, Loras, et al., 1998
Aucejo, Antonio; Loras, Sonia; Muñoz, Rosa; Reich, Ricardo; Segura, Hugo, Isobaric Vapor-Liquid Equilibrium in the Systems 2-Methylpentane + Methyl 1,1-Dimethylethyl Ether, + Ethyl 1,1-Dimethylethyl Ether, and + Methyl 1,1-Dimethylpropyl Ether, J. Chem. Eng. Data, 1998, 43, 6, 973-977, https://doi.org/10.1021/je980090b . [all data]

Belaribi, Ait-Kaci, et al., 1995
Belaribi, F.B.; Ait-Kaci, A.; Jose, J., Equilibres liquide-vapeur isothermes de melanges binaires de la piperidine et de la N-methyl piperidine avec certains ethers, Journal of Thermal Analysis, 1995, 44, 5, 1177-1194, https://doi.org/10.1007/BF02547548 . [all data]

Kraehenbuehl and Gmehling, 1994
Kraehenbuehl, M.A.; Gmehling, J., Vapor Pressures of Methyl tert-Butyl Ether, Ethyl tert-Butyl Ether, Isopropyl tert-Butyl Ether, tert-Amyl Methyl Ether, and tert-Amyl Ethyl Ether, J. Chem. Eng. Data, 1994, 39, 4, 759-762, https://doi.org/10.1021/je00016a026 . [all data]

Wu, Pividal, et al., 1991
Wu, Huey S.; Pividal, Katherine A.; Sandler, Stanley I., Vapor-liquid equilibria of hydrocarbons and fuel oxygenates, J. Chem. Eng. Data, 1991, 36, 4, 418-421, https://doi.org/10.1021/je00004a021 . [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]

Ambrose, Ellender, et al., 1976
Ambrose, D.; Ellender, J.H.; Sprake, C.H.S.; Townsend, R., Thermodynamic properties of organic oxygen compounds XLIII. Vapour pressures of some ethers, The Journal of Chemical Thermodynamics, 1976, 8, 2, 165-178, https://doi.org/10.1016/0021-9614(76)90090-2 . [all data]

Andon and Martin, 1975, 2
Andon, R.J.L.; Martin, J.F., Thermodynamic properties of organic oxygen compounds. 40. Heat capacity and entropy of six ethers, J. Chem. Thermodynam., 1975, 7, 593-606. [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]


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