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Ethanol

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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, M. Frenkel director
BS - R.L. Brown and S.E. Stein
DH - E.S. Domalski and E.D. Hearing
AC - W.E. Acree, Jr., J.S. Chickos
ALS - H.Y. Afeefy, J.F. Liebman, and S.E. Stein
DRB - D.R. Burgess
CAL - J.S. Chickos, W.E. Acree, Jr., J.F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Tboil351.5 ± 0.2KAVGN/AAverage of 139 out of 149 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus158.8 ± 0.7KAVGN/AAverage of 11 out of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple150. ± 20.KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Tc514. ± 7.KAVGN/AAverage of 37 out of 38 values; Individual data points
Quantity Value Units Method Reference Comment
Pc63. ± 4.barAVGN/AAverage of 18 out of 19 values; Individual data points
Quantity Value Units Method Reference Comment
Vc0.168l/molN/AGude and Teja, 1995 
Quantity Value Units Method Reference Comment
rhoc6.0 ± 0.2mol/lAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Deltavap42.3 ± 0.4kJ/molAVGN/AAverage of 12 out of 13 values; Individual data points

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
38.56351.5N/AMajer and Svoboda, 1985 
41.7326.N/AMejia, Segura, et al., 2010Based on data from 311. - 351. K.; AC
39.3338.N/AAucejo, Loras, et al., 1999Based on data from 323. - 357. K.; AC
40.7321.EBDiogo, Santos, et al., 1995Based on data from 309. - 343. K.; AC
40.5357.N/AOrtega, Susial, et al., 1990Based on data from 342. - 357. K.; AC
35.2393.CVine and Wormald, 1989AC
30.6423.CVine and Wormald, 1989AC
25.7453.CVine and Wormald, 1989AC
21.8473.CVine and Wormald, 1989AC
17.3493.CVine and Wormald, 1989AC
14.2503.CVine and Wormald, 1989AC
40.9320.CDong, Lin, et al., 1988AC
40.4328.CDong, Lin, et al., 1988AC
40.2335.CDong, Lin, et al., 1988AC
39.4344.CDong, Lin, et al., 1988AC
38.8351.CDong, Lin, et al., 1988AC
41.3335.AStephenson and Malanowski, 1987Based on data from 320. - 359. K.; AC
45.6256.AStephenson and Malanowski, 1987Based on data from 210. - 271. K.; AC
44.208.AStephenson and Malanowski, 1987Based on data from 193. - 223. K.; AC
41.3335.AStephenson and Malanowski, 1987Based on data from 320. - 359. K.; AC
40.1361.AStephenson and Malanowski, 1987Based on data from 349. - 374. K.; AC
39.1385.AStephenson and Malanowski, 1987Based on data from 370. - 464. K.; AC
36.1474.AStephenson and Malanowski, 1987Based on data from 459. - 514. K.; AC
42.5307.AStephenson and Malanowski, 1987Based on data from 292. - 353. K.; AC
42.5308.A,EBStephenson and Malanowski, 1987Based on data from 293. - 366. K. See also Ambrose, Counsell, et al., 1970.; AC
42.9286.N/AWilhoit and Zwolinski, 1973Based on data from 271. - 373. K.; AC
41.0 ± 0.1320.CCounsell, Fenwick, et al., 1970AC
40.0 ± 0.1335.CCounsell, Fenwick, et al., 1970AC
38.7 ± 0.1351.CCounsell, Fenwick, et al., 1970AC
42.4303.N/AVan Ness, Soczek, et al., 1967Based on data from 288. - 348. K.; AC
42.2313.N/AKretschmer and Wiebe, 1949Based on data from 298. - 351. K.; AC
40.0351.N/AOguri, Anjo, et al., 1934AC
54.1301.N/AKahlbaum, 1883Based on data from 286. - 351. K.; AC

Enthalpy of vaporization

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

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Temperature (K) 298. - 469.
A (kJ/mol) 50.43
alpha -0.4475
beta 0.4989
Tc (K) 513.9
ReferenceMajer and Svoboda, 1985

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
364.8 - 513.914.925311432.526-61.819Ambrose, Sprake, et al., 1975Coefficents calculated by NIST from author's data.
292.77 - 366.635.246771598.673-46.424Ambrose and Sprake, 1970Coefficents calculated by NIST from author's data.
273. - 351.705.372291670.409-40.191Kretschmer and Wiebe, 1949Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
4.973159.Yoshida, 1944DH
5.021158.5Kelley, 1929DH
4.626156.2Gibson, Parks, et al., 1920DH
4.64158.8Domalski and Hearing, 1996AC
4.962158.7Parks, 1925DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
31.3159.Yoshida, 1944DH
31.68158.5Kelley, 1929DH
21.22158.7Parks, 1925DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
28.16111.4Domalski and Hearing, 1996CAL
29.25158.8
5.2127.5
31.0159.

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.659127.5crystaline, IIliquidHaida, Suga, et al., 1977DH
4.931159.00crystaline, IliquidHaida, Suga, et al., 1977DH
3.138111.4crystaline, IIcrystaline, INikolaev, Rabinovich, et al., 1967DH
4.644158.8crystaline, IliquidNikolaev, Rabinovich, et al., 1967DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
5.19127.5crystaline, IIliquidHaida, Suga, et al., 1977DH
31.01159.00crystaline, IliquidHaida, Suga, et al., 1977DH
28.17111.4crystaline, IIcrystaline, INikolaev, Rabinovich, et al., 1967DH
29.24158.8crystaline, IliquidNikolaev, Rabinovich, et al., 1967DH

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.

Gude and Teja, 1995
Gude, M.; Teja, A.S., Vapor-Liquid Critical Properties of Elements and Compounds. 4. Aliphatic Alkanols, J. Chem. Eng. Data, 1995, 40, 1025-1036. [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]

Mejia, Segura, et al., 2010
Mejia, Andres; Segura, Hugo; Cartes, Marcela, Vapor-Liquid Equilibria and Interfacial Tensions of the System Ethanol + 2-Methoxy-2-methylpropane, J. Chem. Eng. Data, 2010, 55, 1, 428-434, https://doi.org/10.1021/je9004068 . [all data]

Aucejo, Loras, et al., 1999
Aucejo, Antonio; Loras, Sonia; Muñoz, Rosa; Ordoñez, Luis Miguel, Isobaric vapor--liquid equilibrium for binary mixtures of 2-methylpentane+ethanol and +2-methyl-2-propanol, Fluid Phase Equilibria, 1999, 156, 1-2, 173-183, https://doi.org/10.1016/S0378-3812(99)00029-1 . [all data]

Diogo, Santos, et al., 1995
Diogo, Hermínio P.; Santos, Rui C.; Nunes, Paulo M.; Minas da Piedade, Manuel E., Ebulliometric apparatus for the measurement of enthalpies of vaporization, Thermochimica Acta, 1995, 249, 113-120, https://doi.org/10.1016/0040-6031(95)90678-9 . [all data]

Ortega, Susial, et al., 1990
Ortega, Juan; Susial, Pedro; De Alfonso, Casiano, Isobaric vapor-liquid equilibrium of methyl butanoate with ethanol and 1-propanol binary systems, J. Chem. Eng. Data, 1990, 35, 2, 216-219, https://doi.org/10.1021/je00060a037 . [all data]

Vine and Wormald, 1989
Vine, M.D.; Wormald, C.J., The enthalpy of ethanol, The Journal of Chemical Thermodynamics, 1989, 21, 11, 1151-1157, https://doi.org/10.1016/0021-9614(89)90101-8 . [all data]

Dong, Lin, et al., 1988
Dong, Jin-Quan; Lin, Rui-Sen; Yen, Wen-Hsing, Heats of vaporization and gaseous molar heat capacities of ethanol and the binary mixture of ethanol and benzene, Can. J. Chem., 1988, 66, 4, 783-790, https://doi.org/10.1139/v88-136 . [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, Counsell, et al., 1970
Ambrose, D.; Counsell, J.F.; Davenport, A.J., The use of Chebyshev polynomials for the representation of vapour pressures between the triple point and the critical point, The Journal of Chemical Thermodynamics, 1970, 2, 2, 283-294, https://doi.org/10.1016/0021-9614(70)90093-5 . [all data]

Wilhoit and Zwolinski, 1973
Wilhoit, R.C.; Zwolinski, B.J., Physical and thermodynamic properties of aliphatic alcohols, J. Phys. Chem. Ref. Data Suppl., 1973, 1, 2, 1. [all data]

Counsell, Fenwick, et al., 1970
Counsell, J.F.; Fenwick, J.O.; Lees, E.B., Thermodynamic properties of organic oxygen compounds 24. Vapour heat capacities and enthalpies of vaporization of ethanol, 2-methylpropan-1-ol, and pentan-1-ol, The Journal of Chemical Thermodynamics, 1970, 2, 3, 367-372, https://doi.org/10.1016/0021-9614(70)90007-8 . [all data]

Van Ness, Soczek, et al., 1967
Van Ness, Hendrick C.; Soczek, C.A.; Peloquin, G.L.; Machado, R.L., Thermodynamic excess properties of three alcohol-hydrocarbon systems, J. Chem. Eng. Data, 1967, 12, 2, 217-224, https://doi.org/10.1021/je60033a017 . [all data]

Kretschmer and Wiebe, 1949
Kretschmer, Carl B.; Wiebe, Richard., Liquid-Vapor Equilibrium of Ethanol--Toluene Solutions, J. Am. Chem. Soc., 1949, 71, 5, 1793-1797, https://doi.org/10.1021/ja01173a076 . [all data]

Oguri, Anjo, et al., 1934
Oguri, S.; Anjo, S.; Kuwabara, Y., Bull. Waseda Appl. Chem. Soc., 1934, 22, 1. [all data]

Kahlbaum, 1883
Kahlbaum, Georg W.A., Ueber die Abhängigkeit der Siedetemperatur vom Luftdruck, Ber. Dtsch. Chem. Ges., 1883, 16, 2, 2476-2484, https://doi.org/10.1002/cber.188301602178 . [all data]

Ambrose, Sprake, et al., 1975
Ambrose, D.; Sprake, C.H.S.; Townsend, R., Thermodynamic Properties of Organic Oxygen Compounds. XXXVII. Vapour Pressures of Methanol, Ethanol, Pentan-1-ol, and Octan-1-ol from the Normal Boiling Temperature to the Critical Temperature, J. Chem. Thermodyn., 1975, 7, 2, 185-190, https://doi.org/10.1016/0021-9614(75)90267-0 . [all data]

Ambrose and Sprake, 1970
Ambrose, D.; Sprake, C.H.S., Thermodynamic properties of organic oxygen compounds XXV. Vapour pressures and normal boiling temperatures of aliphatic alcohols, The Journal of Chemical Thermodynamics, 1970, 2, 5, 631-645, https://doi.org/10.1016/0021-9614(70)90038-8 . [all data]

Yoshida, 1944
Yoshida, U., Structural relaxation of amorphous solids and the cybotactic structure of super-cooled liquids, Mem. Coll. Sci. Kyoto Imp. Univ., 1944, 24A, 135-148. [all data]

Kelley, 1929
Kelley, K.K., The heat capacities of ethyl and hexyl alcohols from 16°K to 298°K and the corresponding entropies and free energies, J. Am. Chem. Soc., 1929, 51, 779-786. [all data]

Gibson, Parks, et al., 1920
Gibson, G.E.; Parks, G.S.; Latimer, W.M., Entropy changes at low temperatures. II. Ethyl and propyl alcohols and their equal molal mixture, J. Am. Chem. Soc., 1920, 42, 1542-1550. [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]

Parks, 1925
Parks, G.S., Thermal data on organic compounds I. The heat capacities and free energies of methyl, ethyl and normal-butyl alcohols, J. Am. Chem. Soc., 1925, 47, 338-345. [all data]

Haida, Suga, et al., 1977
Haida, O.; Suga, H.; Seki, S., Calorimetric study of the glassy state. XII. Plural glass-transition phenomena of ethanol, J. Chem. Thermodynam., 1977, 9, 1133-1148. [all data]

Nikolaev, Rabinovich, et al., 1967
Nikolaev, P.N.; Rabinovich, I.B.; Lebedev, B.V., Specific heat of H- and D-ethyl alcohol in the interval 80-250K, Zhur. Fiz. Khim., 1967, 41, 1294-1299. [all data]


Notes

Go To: Top, Phase change data, References