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Ethanol

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas-234. ± 2.kJ/molAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Deltacgas-1366.3 ± 0.4kJ/molCmRossini, 1932Flame Calorimetry; Corresponding «DELTA»fgas = -278.20 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
37.1250.Thermodynamics Research Center, 1997p=1 bar. Recommended entropies and heat capacities are in close agreement with other statistically calculated values [ Zhuravlev E.Z., 1959, Chermin H.A.G., 1961, Green J.H.S., 1961, Green J.H.S., 1961, 2, Chao J., 1986, Gurvich, Veyts, et al., 1989]. Please also see Chao J., 1986, 2.; GT
41.70100.
46.94150.
52.02200.
61.46273.15
65.21 ± 0.14298.15
65.49300.
81.22400.
95.78500.
108.24600.
118.83700.
127.92800.
135.81900.
142.681000.
148.681100.
153.921200.
158.491300.
162.501400.
166.011500.
173.01750.
178.22000.
182.02250.
184.92500.
187.2750.
189.3000.

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
51.38 ± 0.50200.Stromsoe E., 1970Experimental data [ Bennewitz K., 1938, Eucken A., 1948, Barrow G.M., 1952, Sinke G.C., 1953, Halford J.O., 1957] are collected in ref. [ Green J.H.S., 1961]. Ideal gas heat capacities are given by [ Stromsoe E., 1970] as a linear function Cp=f1*(a+bT). This expression approximates the experimental values with the average deviation of 1.09 J/mol*K. The accuracy of the experimental heat capacities [ Stromsoe E., 1970] is estimated as less than 0.3%. Please also see Green J.H.S., 1961, Counsell J.F., 1970.; GT
62.30 ± 0.54279.
62.09 ± 0.42280.
73.15350.01
75.7 ± 1.1356.55
74.57360.00
76.4 ± 1.1361.75
75.52367.9
76.00370.01
77.7 ± 1.1371.85
77.46380.00
79.8 ± 1.1387.25
80.0 ± 1.1388.85
80.40400.08
82.01410.16
83.39422.
84.10425.09
85.9 ± 1.1433.25
87.99437.
87.3 ± 1.1443.35
87.65450.08
91.11475.12
91.21476.
92.2 ± 1.1480.45
99.4 ± 1.1534.35
101.3 ± 1.1548.75
104.5 ± 1.1572.25
107.0 ± 1.1591.25

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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:
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
Deltafliquid-276. ± 2.kJ/molAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Deltacliquid-1367.6 ± 0.3kJ/molCcbChao and Rossini, 1965see Rossini, 1934; Corresponding «DELTA»fliquid = -276.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-1367.0 ± 0.42kJ/molCcbGreen, 1960Corresponding «DELTA»fliquid = -277.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-1370.9kJ/molCcbParks, 1925Corresponding «DELTA»fliquid = -273.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-1368.34kJ/molCcbRichards and Davis, 1920At 291 K; Corresponding «DELTA»fliquid = -276.17 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-1368.6kJ/molCcbEmery and Benedict, 1911Corresponding «DELTA»fliquid = -275.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid159.86J/mol*KN/AHaida, Suga, et al., 1977DH
liquid161.21J/mol*KN/AGreen J.H.S., 1961DH
liquid160.7J/mol*KN/AKelley, 1929DH
liquid177.0J/mol*KN/AParks, 1925Extrapolation below 90 K, 55.19 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
112.4298.15Petrov, Peshekhodov, et al., 1989T = 258.15, 278.15, 298.15, 318.15 K.; DH
111.53298.15Andreoli-Ball, Patterson, et al., 1988DH
112.36298.15Ogawa and Murakami, 1986DH
112.68298.15Tanaka, Toyama, et al., 1986DH
110.51298.15Ogawa and Murakami, 1985DH
115.9298.15Stephens and Olson, 1984T = 266 to 318 K. Cp given as 0.6011 cal/g*K.; DH
112.67298.15Zegers and Somsen, 1984DH
108.07288.15Benson and D'Arcy, 1982DH
113.75298.15Villamanan, Casanova, et al., 1982DH
112.15298.15Brown and Ziegler, 1979T = 159 to 306 K. Results as equation only.; DH
112.30298.15Vesely, Zabransky, et al., 1979DH
112.5298.15Haida, Suga, et al., 1977T = 14 to 300 K. Also glass, supercooled liquid, metastable crystal.; DH
112.30298.15Vesely, Svoboda, et al., 1977T = 298 to 318 K.; DH
112.33298.15Fortier, Benson, et al., 1976DH
112.094298.15Fortier and Benson, 1976DH
111.81298.15Pedersen, Kay, et al., 1975T = 298 to 348 K. Cp(liq) = 98.39 + 0.5368(T/K-273.25) J/mol*K (298 to 348 K).; DH
118.4313.2Paz Andrade, Paz, et al., 1970DH
97.53250.Nikolaev, Rabinovich, et al., 1967T = 80 to 250 K.; DH
112.056297.359Hwa and Ziegler, 1966T = 165 to 304 K. Unsmoothed experimental datum.; DH
112.26298.Rabinovich and Nikolaev, 1962T = 15 to 55°C.; DH
111.96298.15Green J.H.S., 1961T = 16 to 350 K.; DH
118.8316.Swietoslawski and Zielenkiewicz, 1960Mean value 21 to 66°C.; DH
114.7297.8Mazur, 1940T = 174 to 298 K. Unsmoothed experimental datum. Cp(liq) = 0.5437 + 0.001858t + 0.0000098t2 cal/g*K. Cp(298.15 K) = 114.9 J/mol*K, calculated from equation.; DH
111.7298.Bykov, 1939DH
103.3298.Ernst, Watkins, et al., 1936DH
118.72313.15Fiock, Ginnings, et al., 1931T = 40 to 110°C.; DH
109.87294.31Kelley, 1929T = 16 to 298 K. Value is unsmoothed experimental datum.; DH
106.3270.Mitsukuri and Hara, 1929T = 190 to 270 K.; DH
160.7298.1Parks, Kelley, et al., 1929Extrapolation below 90 K, 38.9 J/mol*K. Revision of previous data.; DH
113.4298.0Parks, 1925T = 87 to 298 K. Value is unsmoothed experimental datum.; DH
115.1303.Willams and Daniels, 1924T = 303 to 333 K. Equation only.; DH
102.4271.4Gibson, Parks, et al., 1920T = 85 to 271.4 K. Unsmoothed experimental datum. Data also given for the glassy state from 85.9 to 96.3 K.; DH
112.1298.von Reis, 1881T = 288 to 346 K.; DH

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes

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

Rossini, 1932
Rossini, F.D., The heats of combustion of methyl and ethyl alcohols, J. Res. NBS, 1932, 8, 119-139. [all data]

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Zhuravlev E.Z., 1959
Zhuravlev E.Z., Isotopic effect on thermodynamic functions of some organic deuterocompounds in the ideal gas state, Tr. Khim. i Khim. Tekhnol., 1959, 2, 475-485. [all data]

Chermin H.A.G., 1961
Chermin H.A.G., Thermo data for petrochemicals. Part 28. Gaseous normal alcohols. The important thermo properties are presented for all the gaseous normal alcohols from methanol through n-decanol, Petrol. Refiner, 1961, 40 (4), 127-130. [all data]

Green J.H.S., 1961
Green J.H.S., Thermodynamic properties of organic oxygen compounds. Part 5. Ethyl alcohol, Trans. Faraday Soc., 1961, 57, 2132-2137. [all data]

Green J.H.S., 1961, 2
Green J.H.S., Thermodynamic properties of the normal alcohols C1-C12, J. Appl. Chem., 1961, 11, 397-404. [all data]

Chao J., 1986
Chao J., Ideal gas thermodynamic properties of simple alkanols, Int. J. Thermophys., 1986, 7, 431-442. [all data]

Gurvich, Veyts, et al., 1989
Gurvich, L.V.; Veyts, I.V.; Alcock, C.B., Thermodynamic Properties of Individual Substances, 4th ed.; Vols. 1 and 2, Hemisphere, New York, 1989. [all data]

Chao J., 1986, 2
Chao J., Thermodynamic properties of key organic oxygen compounds in the carbon range C1 to C4. Part 2. Ideal gas properties, J. Phys. Chem. Ref. Data, 1986, 15, 1369-1436. [all data]

Stromsoe E., 1970
Stromsoe E., Heat capacity of alcohol vapors at atmospheric pressure, J. Chem. Eng. Data, 1970, 15, 286-290. [all data]

Bennewitz K., 1938
Bennewitz K., Molar heats of vapor organic compounds, Z. Phys. Chem. (Leipzig), 1938, B39, 126-144. [all data]

Eucken A., 1948
Eucken A., Rotational hindrance in ether and alcohol molecules on the basis of heat capacity determinations, Z. Elektrochem., 1948, 52, 195-204. [all data]

Barrow G.M., 1952
Barrow G.M., Heat capacity, gas imperfection, infrared spectra, and internal rotation barriers of ethyl alcohol, J. Chem. Phys., 1952, 20, 1739-1744. [all data]

Sinke G.C., 1953
Sinke G.C., The heat capacity of organic vapors. VIII. Data for some aliphatic alcohols using an improved flow calorimeter requiring only 25 ml of sample, J. Am. Chem. Soc., 1953, 75, 1815-1818. [all data]

Halford J.O., 1957
Halford J.O., Standard heat capacities of gaseous methanol, ethanol, methane and ethane at 279 K by thermal conductivity, J. Phys. Chem., 1957, 61, 1536-1539. [all data]

Counsell J.F., 1970
Counsell J.F., Thermodynamic properties of organic oxygen compounds. 24. Vapor heat capacities and enthalpies of vaporization of ethanol, 2-methyl-1-propanol, and 1-pentanol, J. Chem. Thermodyn., 1970, 2, 367-372. [all data]

Chao and Rossini, 1965
Chao, J.; Rossini, F.D., Heats of combustion, formation, and isomerization of nineteen alkanols, J. Chem. Eng. Data, 1965, 10, 374-379. [all data]

Rossini, 1934
Rossini, F.D., Heats of combustion and of formation of the normal aliphatic alcohols in the gaseous and liquid states, and the energies of their atomic linkages, J. Res. NBS, 1934, 13, 189-197. [all data]

Green, 1960
Green, J.H.S., Revision of the values of the heats of formation of normal alcohols, Chem. Ind. (London), 1960, 1215-1216. [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]

Richards and Davis, 1920
Richards, T.W.; Davis, H.S., The heats of combustion of benzene, toluene, aliphatic alcohols, cyclohexanol, and other carbon compounds, J. Am. Chem. Soc., 1920, 42, 1599-1617. [all data]

Emery and Benedict, 1911
Emery, A.G.; Benedict, F.G., The heat of combustion of compounds of physiological importance, Am. J. Physiol., 1911, 28, 301-307. [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]

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]

Petrov, Peshekhodov, et al., 1989
Petrov, A.N.; Peshekhodov, P.B.; Al'per, G.A., Heat capacity of non-aqueous solutions of non-electrolyts with N,N-dimethylformamide as a base, Sbornik Nauch. Trud., Termodin. Rast. neelect., Ivanovo, Inst. nevod. rast., 1989, Akad. [all data]

Andreoli-Ball, Patterson, et al., 1988
Andreoli-Ball, L.; Patterson, D.; Costas, M.; Caceres-Alonso, M., Heat capacity and corresponding states in alkan-1-ol-n-alkane systems, J. Chem. Soc., Faraday Trans. 1, 1988, 84(11), 3991-4012. [all data]

Ogawa and Murakami, 1986
Ogawa, H.; Murakami, S., Excess isobaric heat capacities for water + alkanol mixtures at 298.15 K, Thermochim. Acta, 1986, 109, 145-154. [all data]

Tanaka, Toyama, et al., 1986
Tanaka, R.; Toyama, S.; Murakami, S., Heat capacities of {xCnH2n+1OH+(1-x)C7H16} for n = 1 to 6 at 298.15 K, J. Chem. Thermodynam., 1986, 18, 63-73. [all data]

Ogawa and Murakami, 1985
Ogawa, H.; Murakami, S., Flow microcalorimeter for heat capacities of solutions, Thermochim. Acta, 1985, 88, 255-260. [all data]

Stephens and Olson, 1984
Stephens, M.; Olson, J.D., Measurement of excess heat capacities by differential scanning calorimetry, Thermochim. Acta, 1984, 76, 79-85. [all data]

Zegers and Somsen, 1984
Zegers, H.C.; Somsen, G., Partial molar volumes and heat capacities in (dimethylformamide + an n-alkanol), J. Chem. Thermodynam., 1984, 16, 225-235. [all data]

Benson and D'Arcy, 1982
Benson, G.C.; D'Arcy, P.J., Excess isobaric heat capacities of water - n-alcohol mixtures, J. Chem. Eng. Data, 1982, 27, 439-442. [all data]

Villamanan, Casanova, et al., 1982
Villamanan, M.A.; Casanova, C.; Roux-Desgranges, G.; Grolier, J.-P.E., Thermochemical behavior of mixtures of n-alcohol + aliphatic ether: heat capacities and volumes at 298.15 K, Thermochim. Acta, 1982, 52, 279-283. [all data]

Brown and Ziegler, 1979
Brown, G.N., Jr.; Ziegler, W.T., Temperature dependence of excess thermodynamic properties of ethanol + n-heptane and 2-propanol + n-heptane solutions, J. Chem. Eng. Data, 1979, 24, 319-330. [all data]

Vesely, Zabransky, et al., 1979
Vesely, F.; Zabransky, M.; Svoboda, V.; Pick, J., The use of mixing calorimeter for measuring heat capacities of liquids, Coll. Czech. Chem. Commun., 1979, 44, 3529-3532. [all data]

Vesely, Svoboda, et al., 1977
Vesely, F.; Svoboda, V.; Pick, J., Heat capacities of some organic liquids determined with the mixing calorimeter, 1st Czech. Conf. Calorimetry (Lect. Short Commun.), 1977, C9-1-C9-4. [all data]

Fortier, Benson, et al., 1976
Fortier, J.-L.; Benson, G.C.; Picker, P., Heat capacities of some organic liquids determined with the Picker flow calorimeter, J. Chem. Thermodynam., 1976, 8, 289-299. [all data]

Fortier and Benson, 1976
Fortier, J.-L.; Benson, G.C., Excess heat capacities of binary liquid mixtures determined with a Picker flow calorimeter, J. Chem. Thermodynam., 1976, 8, 411-423. [all data]

Pedersen, Kay, et al., 1975
Pedersen, M.J.; Kay, W.B.; Hershey, H.C., Excess enthalpies, heat capacities, and excess heat capacities as a function of temperature in liquid mixtures of ethanol + toluene, ethanol + hexamethyldisiloxane, and hexamethyldisiloxane + toluene, J. Chem. Thermodynam., 1975, 7, 1107-1118. [all data]

Paz Andrade, Paz, et al., 1970
Paz Andrade, M.I.; Paz, J.M.; Recacho, E., Contribucion a la microcalorimetria de los calores especificos de solidos y liquidos, An. Quim., 1970, 66, 961-967. [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]

Hwa and Ziegler, 1966
Hwa, S.C.P.; Ziegler, W.T., Temperature dependence of excess thermodynamic properties of ethanol-methylcyclohexane and ethanol-toluene systems, J. Phys. Chem., 1966, 70(8), 2572-2593. [all data]

Rabinovich and Nikolaev, 1962
Rabinovich, I.B.; Nikolaev, P.N., Isotopic effect in the specific heat of some deutero compounds, Dokl. Akad. Nauk, 1962, SSSR 142, 1335-1338. [all data]

Swietoslawski and Zielenkiewicz, 1960
Swietoslawski, W.; Zielenkiewicz, A., Mean specific heat in homologous series of binary and ternary positive azeotropes, Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1960, 8, 651-653. [all data]

Mazur, 1940
Mazur, V.J., On the specific heat of ethyl alcohol, Acta Phys. Polon., 1940, 8, 6-11. [all data]

Bykov, 1939
Bykov, V.T., Heat of mixing of liquids, Zhur. Fiz. Khim., 1939, 13, 1013-1019. [all data]

Ernst, Watkins, et al., 1936
Ernst, R.C.; Watkins, C.H.; Ruwe, H.H., The physical properties of the ternary system ethyl alcohol-glycerin-water, J. Phys. Chem., 1936, 40, 627-635. [all data]

Fiock, Ginnings, et al., 1931
Fiock, E.F.; Ginnings, D.C.; Holton, W.B., Calorimetric determinations of thermal properties of methyl alcohol, ethyl alcohol, and benzene, J. Res., 1931, NBS 6, 881-900. [all data]

Mitsukuri and Hara, 1929
Mitsukuri, S.; Hara, K., Specific heats of acetone, methyl-, ethyl-, and n-propyl-alcohols at low temperatures, Bull. Chem. Soc. Japan, 1929, 4, 77-81. [all data]

Parks, Kelley, et al., 1929
Parks, G.S.; Kelley, K.K.; Huffman, H.M., Thermal data on organic compounds. V. A revision of the entropies and free energies of nineteen organic compounds, J. Am. Chem. Soc., 1929, 51, 1969-1973. [all data]

Willams and Daniels, 1924
Willams, J.W.; Daniels, F., The specific heats of certain organic liquids at elevated temperatures, J. Am. Chem. Soc., 1924, 46, 903-917. [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]

von Reis, 1881
von Reis, M.A., Die specifische Wärme flüssiger organischer Verbindungen und ihre Beziehung zu deren Moleculargewicht, Ann. Physik [3], 1881, 13, 447-464. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References