Isopropyl Alcohol

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Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-75.77 ± 0.07kcal/molCcbChao and Rossini, 1965see Rossini, 1934; ALS
Δfliquid-76.04 ± 0.17kcal/molCcbSnelson and Skinner, 1961ALS
Δfliquid-76.18kcal/molCcbParks, Mosley, et al., 1950see Parks and Moore, 1939; ALS
Quantity Value Units Method Reference Comment
Δcliquid-479.66 ± 0.05kcal/molCcbChao and Rossini, 1965see Rossini, 1934; Corresponding Δfliquid = -75.75 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-479.4 ± 0.1kcal/molCcbSnelson and Skinner, 1961Corresponding Δfliquid = -76.02 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-479.24kcal/molCcbParks, Mosley, et al., 1950see Parks and Moore, 1939; Corresponding Δfliquid = -76.17 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid43.160cal/mol*KN/AAndon, Counsell, et al., 1963DH
liquid43.00cal/mol*KN/AKelley, 1929DH
liquid46.10cal/mol*KN/AParks and Kelley, 1928Extrapolation below 70 K, 43.56 J/mol*K.; DH
liquid45.60cal/mol*KN/AParks and Kelley, 1925Extrapolation below 90 K, 53.22 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
38.53298.15Roux, Roberts, et al., 1980DH
36.986298.15Brown and Ziegler, 1979T = 185 to 304 K. Results as equation only.; DH
39.58311.6Griigo'ev, Yanin, et al., 1979T = 311 to 453 K. p = 0.98 bar.; DH
36.910298.15Andon, Counsell, et al., 1963T = 10 to 330 K.; DH
38.91298.2Katayama, 1962T = 10 to 60°C.; DH
43.09324.Swietoslawski and Zielenkiewicz, 1958Mean value 21 to 81°C.; DH
36.81298.Ginnings and Corruccini, 1948T = 0 to 200°C.; DH
38.239298.04Zhdanov, 1945T = 7 to 41°C. Value is unsmoothed experimental datum.; DH
41.20303.2Phillip, 1939DH
39.10298.Trew and Watkins, 1933DH
35.791292.84Kelley, 1929T = 16 to 298 K. Value is unsmoothed experimental datum.; DH
43.09298.1Parks, Kelley, et al., 1929Extrapolation below 90 K, 42.68 J/mol*K.; DH
36.09293.1Parks and Kelley, 1928T = 71 to 293 K. Value is unsmoothed experimental datum.; DH
36.40293.1Parks and Kelley, 1925T = 71 to 293 K. Value is unsmoothed experimental datum.; DH
40.61303.Willams and Daniels, 1924T = 303 to 323 K. Equation only.; DH

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

Quantity Value Units Method Reference Comment
Tboil355.5 ± 0.4KAVGN/AAverage of 102 out of 118 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus185.75KN/AOgimachi, Corcoran, et al., 1961Uncertainty assigned by TRC = 0.5 K; TRC
Tfus185.35KN/AAnonymous, 1958TRC
Quantity Value Units Method Reference Comment
Ttriple184.9 ± 0.6KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tc509. ± 2.KAVGN/AAverage of 19 out of 20 values; Individual data points
Quantity Value Units Method Reference Comment
Pc48. ± 5.atmAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Vc0.222l/molN/AGude and Teja, 1995 
Vc0.223l/molN/AAmbrose, Counsell, et al., 1978Uncertainty assigned by TRC = 0.003 l/mol; PVT compatible with values chosen.; TRC
Quantity Value Units Method Reference Comment
ρc4.51 ± 0.02mol/lN/AGude and Teja, 1995 
ρc4.54mol/lN/ATeja, Lee, et al., 1989TRC
ρc4.538mol/lN/AAmbrose and Townsend, 1963TRC
Quantity Value Units Method Reference Comment
Δvap10.7 ± 0.7kcal/molAVGN/AAverage of 11 values; Individual data points

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
9.524355.4N/AMajer and Svoboda, 1985 
10.3337.N/ASegura, Galindo, et al., 2002Based on data from 322. to 355. K.; AC
9.51355.N/AWormald and Vine, 2000AC
7.10423.N/AWormald and Vine, 2000AC
5.66453.N/AWormald and Vine, 2000AC
3.94483.N/AWormald and Vine, 2000AC
2.51503.N/AWormald and Vine, 2000AC
10.7315.N/AAucejo, Gonzalez-Alfaro, et al., 1995Based on data from 300. to 355. K.; AC
12.0213.AStephenson and Malanowski, 1987Based on data from 195. to 228. K.; AC
10.0355.AStephenson and Malanowski, 1987Based on data from 347. to 368. K.; AC
9.87365.AStephenson and Malanowski, 1987Based on data from 350. to 383. K.; AC
9.37394.AStephenson and Malanowski, 1987Based on data from 379. to 461. K.; AC
8.44468.AStephenson and Malanowski, 1987Based on data from 453. to 508. K.; AC
10.3340.A,EBStephenson and Malanowski, 1987Based on data from 325. to 362. K. See also Ambrose, Counsell, et al., 1970.; AC
10.9288.N/AWilhoit and Zwolinski, 1973Based on data from 273. to 374. K.; AC
10.9303.N/AVan Ness, Soczek, et al., 1967Based on data from 288. to 348. K.; AC
10.2 ± 0.02330.CBerman, Larkam, et al., 1964AC
9.80 ± 0.02346.CBerman, Larkam, et al., 1964AC
9.51 ± 0.02355.CBerman, Larkam, et al., 1964AC
9.30 ± 0.02363.CBerman, Larkam, et al., 1964AC
9.35410.N/AAmbrose and Townsend, 1963, 2Based on data from 395. to 508. K.; AC
10.2344.EBBiddiscombe, Collerson, et al., 1963Based on data from 329. to 363. K.; AC
10.3324.CHales, Cox, et al., 1963AC
9.97339.CHales, Cox, et al., 1963AC
9.51355.CHales, Cox, et al., 1963AC
10.37 ± 0.02324.11VWilliamson and Harrison, 1957ALS
9.82369.N/AFoz Gazulla, Morcilio, et al., 1955Based on data from 354. to 420. K.; AC

Enthalpy of vaporization

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

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Temperature (K) 298. to 380.
A (kcal/mol) 12.76
α -0.708
β 0.6538
Tc (K) 508.3
ReferenceMajer and Svoboda, 1985

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
395.1 to 508.244.572241221.423-87.474Ambrose and Townsend, 1963, 3Coefficents calculated by NIST from author's data.
329.92 to 362.414.85531357.427-75.814Biddiscombe, Collerson, et al., 1963, 2Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
1.293185.20Andon, Counsell, et al., 1963DH
1.284184.67Kelley, 1929DH
1.29185.2Domalski and Hearing, 1996AC
1.267184.6Parks and Kelley, 1928DH
1.266184.6Parks and Kelley, 1925DH

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
6.981185.20Andon, Counsell, et al., 1963DH
6.953184.67Kelley, 1929DH
6.864184.6Parks and Kelley, 1928DH
6.86184.6Parks and Kelley, 1925DH

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, Condensed phase thermochemistry data, Phase change data, Notes

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

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]

Snelson and Skinner, 1961
Snelson, A.; Skinner, H.A., Heats of combustion: sec-propanol, 1,4-dioxan, 1,3-dioxan and tetrahydropyran, Trans. Faraday Soc., 1961, 57, 2125-2131. [all data]

Parks, Mosley, et al., 1950
Parks, G.S.; Mosley, J.R.; Peterson, P.V., Jr., Heats of combustion and formation of some organic compounds containing oxygen, J. Chem. Phys., 1950, 18, 152. [all data]

Parks and Moore, 1939
Parks, G.S.; Moore, G.E., The heat of combustion of isopropanol, J. Chem. Phys., 1939, 7, 1066-1067. [all data]

Andon, Counsell, et al., 1963
Andon, R.J.L.; Counsell, J.F.; Martin, J.F., Thermodynamic properties of organic oxygen compounds. Part II. The thermodynamic properties from 10 to 330 K of isopropyl alcohol, Trans. Faraday Soc., 1963, 59, 1555-1558. [all data]

Kelley, 1929
Kelley, K.K., The heats capacities of isopropyl alcohol and acetone from 16 to 298 °K and the corresponding entropies and free energies, J. Am. Chem. Soc., 1929, 51, 1145-1150. [all data]

Parks and Kelley, 1928
Parks, G.S.; Kelley, K.K., The application of the third law of thermodynamics to some organic reactions, J. Phys. Chem., 1928, 32, 734-750. [all data]

Parks and Kelley, 1925
Parks, G.S.; Kelley, K.K., Thermal data on organic compounds. II. The heat capacities of five organic compounds. The entropies and free energies of some homologous series of aliphatic compounds, J. Am. Chem. Soc., 1925, 47, 2089-2097. [all data]

Roux, Roberts, et al., 1980
Roux, G.; Roberts, D.; Perron, G.; Desnoyers, J.E., Microheterogeneity in aqueous-organic solutions: heat capacities, volumes and expansibilities of some alcohols, aminoalcohol and tertiary amines in water, J. Solution Chem., 1980, 9(9), 629-647. [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]

Griigo'ev, Yanin, et al., 1979
Griigo'ev, B.A.; Yanin, G.S.; Rastorguev, Yu.L.; Thermophysical parameters of alcohols, Tr. GIAP, 54, 1979, 57-64. [all data]

Katayama, 1962
Katayama, T., Heats of mixing, liquid heat capacities and enthalpy, concentration charts for methanol-water and isopropanol-water systems, Kagaku Kogaku, 1962, 26, 361-372. [all data]

Swietoslawski and Zielenkiewicz, 1958
Swietoslawski, W.; Zielenkiewicz, A., Mean specific heats of binary positive azeotropes, Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1958, 6, 367-369. [all data]

Ginnings and Corruccini, 1948
Ginnings, D.C.; Corruccini, R.J., Liquid isopropyl alcohol. Enthalpy, entropy, and specific heat from 0° to 200°C, Ind. Eng. Chem., 1948, 40, 1990-1991. [all data]

Zhdanov, 1945
Zhdanov, A.K., On the thermal capacity of some pure liquids and azeotropic mixtures, Zhur. Obshch. Khim., 1945, 15, 895-902. [all data]

Phillip, 1939
Phillip, N.M., Adiabatic and isothermal compressibilities of liquids, Proc. Indian Acad. Sci., 1939, A9, 109-120. [all data]

Trew and Watkins, 1933
Trew, V.C.G.; Watkins, G.M.C., Some physical properties of mixtures of certain organic liquids, Trans. Faraday Soc., 1933, 29, 1310-1318. [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]

Ogimachi, Corcoran, et al., 1961
Ogimachi, N.N.; Corcoran, J.M.; Kruse. H.W., Thermal Analysis of Systems of Hydrazine with Propyl Alcohol, Isopropyl Alcohol, and Allyl Alcohol, J. Chem. Eng. Data, 1961, 6, 238. [all data]

Anonymous, 1958
Anonymous, X., Am. Pet. Inst. Res. Proj. 50, 1958, Unpublished, 1958. [all data]

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]

Ambrose, Counsell, et al., 1978
Ambrose, D.; Counsell, J.F.; Lawrenson, I.J.; Lewis, G.B., Thermodynamic properties of organic oxygen compounds XLVII. Pressure, volume, temperature relations and thermodynamic properties of propan-2-ol, J. Chem. Thermodyn., 1978, 10, 1033-1043. [all data]

Teja, Lee, et al., 1989
Teja, A.S.; Lee, R.J.; Rosenthal, D.J.; Anselme, M.J., Correlation of the Critical Properties of Alkanes and Alkanols in 5th IUPAC Conference on Alkanes and AlkanolsGradisca, 1989. [all data]

Ambrose and Townsend, 1963
Ambrose, D.; Townsend, R., Thermodynamic Properties of Organic Oxygen Compounds IX. The Critical Properties and Vapor Pressures Above Five Atmospheres of Six Aliphatic Alcohols, J. Chem. Soc., 1963, 54, 3614-25. [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]

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]

Wormald and Vine, 2000
Wormald, C.J.; Vine, M.D., Specific enthalpy increments for propan-2-ol at temperatures up to 563.2 K and pressures up to 11.3 MPa, The Journal of Chemical Thermodynamics, 2000, 32, 5, 659-669, https://doi.org/10.1006/jcht.1999.0631 . [all data]

Aucejo, Gonzalez-Alfaro, et al., 1995
Aucejo, Antonio; Gonzalez-Alfaro, Vicenta; Monton, Juan B.; Vazquez, M. Isabel, Isobaric Vapor-Liquid Equilibria of Trichloroethylene with 1-Propanol and 2-Propanol at 20 and 100 kPa, J. Chem. Eng. Data, 1995, 40, 1, 332-335, https://doi.org/10.1021/je00017a073 . [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]

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]

Berman, Larkam, et al., 1964
Berman, Neil S.; Larkam, Charles W.; McKetta, John J., Vapor Heat Capacity and Heat of Vaporization of 2-Propanol., J. Chem. Eng. Data, 1964, 9, 2, 218-219, https://doi.org/10.1021/je60021a020 . [all data]

Ambrose and Townsend, 1963, 2
Ambrose, D.; Townsend, R., 681. Thermodynamic properties of organic oxygen compounds. Part IX. The critical properties and vapour pressures, above five atmospheres, of six aliphatic alcohols, J. Chem. Soc., 1963, 3614, https://doi.org/10.1039/jr9630003614 . [all data]

Biddiscombe, Collerson, et al., 1963
Biddiscombe, D.P.; Collerson, R.R.; Handley, R.; Herington, E.F.G.; Martin, J.F.; Sprake, C.H.S., 364. Thermodynamic properties of organic oxygen compounds. Part VIII. Purification and vapour pressures of the propyl and butyl alcohols, J. Chem. Soc., 1963, 1954, https://doi.org/10.1039/jr9630001954 . [all data]

Hales, Cox, et al., 1963
Hales, J.L.; Cox, J.D.; Lees, E.B., Thermodynamic properties of organic oxygen compounds. Part 10.-Measurement of vapour heat capacities and latent heats of vaporization of isopropyl alcohol, Trans. Faraday Soc., 1963, 59, 1544. [all data]

Williamson and Harrison, 1957
Williamson, K.D.; Harrison, R.H., Heats of vaporization of 1,1,2-trichloroethane, 1-propanol, and 2-propanol; vapor heat capacity of 1,1,2-trichloroethane, J. Chem. Phys., 1957, 26, 1409-14. [all data]

Foz Gazulla, Morcilio, et al., 1955
Foz Gazulla, O.R.; Morcilio, J.; Perez-Masia, A.; Mendes, A., Anales Real Soc. Espan. Fis. Quim. (Madrid), 1955, 50B, 23. [all data]

Ambrose and Townsend, 1963, 3
Ambrose, D.; Townsend, R., Thermodynamic Properties of Organic Oxygen Compounds. Part 9. The Critical Properties and Vapour Pressures, above Five Atmospheres, of Six Aliphatic Alcohols, J. Chem. Soc., 1963, 3614-3625, https://doi.org/10.1039/jr9630003614 . [all data]

Biddiscombe, Collerson, et al., 1963, 2
Biddiscombe, D.P.; Collerson, R.R.; Handley, R.; Herington, E.F.G.; Martin, J.F.; Sprake, C.H.S., Thermodynamic Properties of Organic Oxygen Compounds. Part 8. Purification and Vapor Pressures of the Propyl and Butyl Alcohols, J. Chem. Soc., 1963, 1954-1957, https://doi.org/10.1039/jr9630001954 . [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]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References