Amylene hydrate

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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
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil375.1 ± 0.9KAVGN/AAverage of 38 out of 42 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus264.2KN/ACostello and Bowden, 1958Uncertainty assigned by TRC = 0.5 K; TRC
Tfus263.95KN/AWibaut, Hoog, et al., 1939Uncertainty assigned by TRC = 0.5 K; TRC
Tfus262.75KN/AWibaut, Hoog, et al., 1939Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Ttriple264.0KN/AParks, Huffman, et al., 1933Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc543.7 ± 0.5KN/AGude and Teja, 1995 
Tc543.7KN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.7 K; TRC
Tc545.KN/AMajer and Svoboda, 1985 
Tc544.9KN/ABrown, 1906TRC
Quantity Value Units Method Reference Comment
Pc36.6 ± 0.2atmN/AGude and Teja, 1995 
Pc36.61atmN/AQuadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.39 atm; TRC
Quantity Value Units Method Reference Comment
Δvap12.0 ± 0.3kcal/molAVGN/AAverage of 6 values; Individual data points

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
9.331375.4N/AMajer and Svoboda, 1985 
12.2318.EBGierycz, Kosowski, et al., 2009Based on data from 303. - 373. K.; AC
11.3323.N/AAucejo, Burguet, et al., 1994Based on data from 308. - 375. K.; AC
11.7295.AStephenson and Malanowski, 1987Based on data from 280. - 375. K.; AC
10.9338.AStephenson and Malanowski, 1987Based on data from 323. - 376. K.; AC
11.6 ± 0.05313.CMajer, Svoboda, et al., 1985AC
11.1 ± 0.05328.CMajer, Svoboda, et al., 1985AC
10.6 ± 0.02343.CMajer, Svoboda, et al., 1985AC
10.0 ± 0.02358.CMajer, Svoboda, et al., 1985AC
9.63 ± 0.02368.CMajer, Svoboda, et al., 1985AC
12.6313.N/AWilhoit and Zwolinski, 1973Based on data from 298. - 375. K.; AC
11.6313.N/AButler, Ramchandani, et al., 1935Based on data from 298. - 364. 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. - 368.
A (kcal/mol) 13.97
α -1.4989
β 1.2301
Tc (K) 545.
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
298.12 - 363.984.46101261.658-91.953Butler, Ramchandani, et al., 1935, 2Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
0.535262.7ACTONG, TAN, et al., 2008AC
0.48264.7ACStraka, van Genderen, et al., 2007Based on data from 84. - 301. K.; AC
1.07264.N/ADomalski and Hearing, 1996See also Parks, Huffman, et al., 1933, 2.; AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
3.212146.Domalski and Hearing, 1996CAL
0.19213.
4.034264.

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.4689146.0crystaline, IIIcrystaline, IIParks, Huffman, et al., 1933, 2DH
0.0399213.crystaline, IIcrystaline, IParks, Huffman, et al., 1933, 2DH
1.065264.0crystaline, IliquidParks, Huffman, et al., 1933, 2DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
3.212146.0crystaline, IIIcrystaline, IIParks, Huffman, et al., 1933, 2DH
0.19213.crystaline, IIcrystaline, IParks, Huffman, et al., 1933, 2DH
4.034264.0crystaline, IliquidParks, Huffman, et al., 1933, 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:


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.

Costello and Bowden, 1958
Costello, J.M.; Bowden, S.T., The Temperature Variation of Orthobaric Density Difference in Liquid-Vapor Systems III. Alcohols, Recl. Trav. Chim. Pays-Bas, 1958, 77, 36-46. [all data]

Wibaut, Hoog, et al., 1939
Wibaut, J.P.; Hoog, H.; Langedijk, S.L.; Overhoff, J.; Smittenberg, J.; Benninga, N.; Bouman, G.P.; van Dijk, H.; Gaade, W.; Geldof, H.; Hackmann, J.Th.; Jonker, E.W.; Paap, T.; Zuiderweg, F.J., Study on the Preparation and the Physical Constants of A Number of Alkanes and Cycloalkanes, Recl. Trav. Chim. Pays-Bas, 1939, 58, 329. [all data]

Parks, Huffman, et al., 1933
Parks, G.S.; Huffman, H.M.; Barmore, M., Thermal Data on Organic Compounds. XI. The Heat Capacities, Entropies and Free Energies of Ten Compounds Containing Oxygen or Nitrogen, J. Am. Chem. Soc., 1933, 55, 7, 2733, https://doi.org/10.1021/ja01334a016 . [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]

Quadri, Khilar, et al., 1991
Quadri, S.K.; Khilar, K.C.; Kudchadker, A.P.; Patni, M.J., Measurement of the critical temperatures and critical pressures of some thermally stable or mildly unstable alkanols, J. Chem. Thermodyn., 1991, 23, 67-76. [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]

Brown, 1906
Brown, J.C., The critical temperature and value of ml/theta of some carbon compounds, J. Chem. Soc., Trans., 1906, 89, 311. [all data]

Gierycz, Kosowski, et al., 2009
Gierycz, Pawel; Kosowski, Andrzej; Swietlik, Ryszard, Vapor-Liquid Equilibria in Binary Systems Formed by Cyclohexane with Alcohols, J. Chem. Eng. Data, 2009, 54, 11, 2996-3001, https://doi.org/10.1021/je900050z . [all data]

Aucejo, Burguet, et al., 1994
Aucejo, Antonio; Burguet, M.C.; Monton, Juan B.; Munoz, Rosa; Sanchotello, Margarita; Vazquez, M. Isabel, Isothermal Vapor-Liquid Equilibria of 1-Pentanol with 2-Methyl-1-butanol, 2-Methyl-2-butanol, and 3-Methyl-2-butanol, J. Chem. Eng. Data, 1994, 39, 3, 578-580, https://doi.org/10.1021/je00015a040 . [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]

Majer, Svoboda, et al., 1985
Majer, V.; Svoboda, V.; Lencka, M., Enthalpies of vaporization and cohesive energies of dimethylpyridines and trimethylpyridines, The Journal of Chemical Thermodynamics, 1985, 17, 4, 365-370, https://doi.org/10.1016/0021-9614(85)90133-8 . [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]

Butler, Ramchandani, et al., 1935
Butler, J.A.V.; Ramchandani, C.N.; Thomson, D.W., 58. The solubility of non-electrolytes. Part I. The free energy of hydration of some aliphatic alcohols, J. Chem. Soc., 1935, 280, https://doi.org/10.1039/jr9350000280 . [all data]

Butler, Ramchandani, et al., 1935, 2
Butler, J.A.V.; Ramchandani, C.N.; Thomson, D.W., The Solubility of Non-Electrolytes. Part 1. The Free Energy of Hydration of Some Alphatic Alcohols, J. Chem. Soc., 1935, 280-285, https://doi.org/10.1039/jr9350000280 . [all data]

TONG, TAN, et al., 2008
TONG, Bo; TAN, Zhi-Cheng; WANG, Shao-Xu, Low Temperature Heat Capacities and Thermodynamic Properties of 2-Methyl-2-butanol, Chin. J. Chem., 2008, 26, 9, 1561-1566, https://doi.org/10.1002/cjoc.200890282 . [all data]

Straka, van Genderen, et al., 2007
Straka, Martin; van Genderen, Aad; Ruzicka, Kvetoslav; Ruzicka, Vlastimil, Heat Capacities in the Solid and in the Liquid Phase of Isomeric Pentanols, J. Chem. Eng. Data, 2007, 52, 3, 794-802, https://doi.org/10.1021/je060411g . [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, Huffman, et al., 1933, 2
Parks, G.S.; Huffman, H.M.; Barmore, M., Thermal data on organic compounds. XI. The heat capacities, entropies and free energies of ten compounds containing oxygen or nitrogen. J. Am. Chem. Soc., 1933, 55, 2733-2740. [all data]


Notes

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