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1-Octadecanol

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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, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tfus331. ± 2.KAVGN/AAverage of 18 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple330.95KN/ASpizzichino, 1956Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Ptriple2.933×10-7barN/ASpizzichino, 1956Uncertainty assigned by TRC = 1.3×10-7 bar; TRC
Quantity Value Units Method Reference Comment
Deltavap116.8 ± 1.2kJ/molCGCNichols, Kweskin, et al., 2006AC
Quantity Value Units Method Reference Comment
Deltasub187. ± 1.kJ/molVDavies and Kybett, 1965ALS
Deltasub191.2 ± 1.3kJ/molN/ADavies and Kybett, 1965AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
443.70.003Aldrich Chemical Company Inc., 1990BS
483.70.020Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
86.4450.AStephenson and Malanowski, 1987Based on data from 435. - 504. K.; AC
76.3515.AStephenson and Malanowski, 1987Based on data from 500. - 573. K.; AC
113.5345.A,MEStephenson and Malanowski, 1987Based on data from 334. - 356. K. See also Davies and Kybett, 1965.; AC

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
435.94 - 518.673.85881750.833-172.151Ambrose, Ellender, et al., 1974Coefficents calculated by NIST from author's data.
495.09 - 574.304.211191986.921-151.128Ambrose and Sprake, 1970Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
187.4 ± 1.3324.MEDavies and Kybett, 1965Based on data from 318. - 329. K. See also Stephenson and Malanowski, 1987.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
40.1330.1DSCVentol«65533», Calvet, et al., 2004AC
40.1330.3N/AVentolà, Ramírez, et al., 2002AC
66.67331.2N/Avan Miltenburg, Oonk, et al., 2001AC
70.08334.2N/AChickos, Braton, et al., 1991AC

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.

Spizzichino, 1956
Spizzichino, C., Contribution a l'etude des tensions de vapeur et des chaleurs de vaporisation des acides gras, esters methyliques et alcools gras a des pressions inferieures a 1 mm de mercure, J. des Recherches du C.N.R.S., 1956, 34, 1-24. [all data]

Nichols, Kweskin, et al., 2006
Nichols, Gary; Kweskin, Sasha; Frericks, Margaret; Reiter, Sarah; Wang, Gin; Orf, Jennifer; Carvallo, Brett; Hillesheim, Dorothea; Chickos, James, Evaluation of the Vaporization, Fusion, and Sublimation Enthalpies of the 1-Alkanols: The Vaporization Enthalpy of 1-, 6-, 7-, and 9-Heptadecanol, 1-Octadecanol, 1-Eicosanol, 1-Docosanol, 1-Hexacosanol, and Cholesterol at T = 298.15 K by Correlation Gas Chromatography, J. Chem. Eng. Data, 2006, 51, 2, 475-482, https://doi.org/10.1021/je0503857 . [all data]

Davies and Kybett, 1965
Davies, M.; Kybett, B., Sublimation and vaporization heats of long-chain alcohols, Trans. Faraday Soc., 1965, 61, 1608. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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., 1974
Ambrose, D.; Ellender, J.H.; Sprake, C.H.S., Thermodynamic properties of organic oxygen compounds XXXV. Vapour pressures of aliphatic alcohols, The Journal of Chemical Thermodynamics, 1974, 6, 9, 909-914, https://doi.org/10.1016/0021-9614(74)90235-3 . [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]

Ventol«65533», Calvet, et al., 2004
Ventol«65533», L.; Calvet, T.; Cuevas-Diarte, M.A.; Ram«65533»rez, M.; Oonk, H.A.J.; Mondieig, D.; Negrier, Ph., Melting behaviour in the n-alkanol family. Enthalpy?entropy compensation, Phys. Chem. Chem. Phys., 2004, 6, 8, 1786, https://doi.org/10.1039/b313106h . [all data]

Ventolà, Ramírez, et al., 2002
Ventolà, L.; Ramírez, M.; Calvet, T.; Solans, X.; Cuevas-Diarte, M.A.; Negrier, P.; Mondieig, D.; van Miltenburg, J.C.; Oonk, H.A.J., Polymorphism of N -Alkanols: 1-Heptadecanol, 1-Octadecanol, 1-Nonadecanol, and 1-Eicosanol, Chem. Mater., 2002, 14, 2, 508-517, https://doi.org/10.1021/cm011010h . [all data]

van Miltenburg, Oonk, et al., 2001
van Miltenburg, J. Cees; Oonk, Harry A.J.; Ventola, Lourdes, Heat Capacities and Derived Thermodynamic Functions of 1-Octadecanol, 1-Nonadecanol, 1-Eicosanol, and 1-Docosanol between 10 K and 370 K, J. Chem. Eng. Data, 2001, 46, 1, 90-97, https://doi.org/10.1021/je000048s . [all data]

Chickos, Braton, et al., 1991
Chickos, James S.; Braton, C. Marie; Hesse, Donald G.; Liebman, Joel F., Estimating entropies and enthalpies of fusion of organic compounds, J. Org. Chem., 1991, 56, 3, 927-938, https://doi.org/10.1021/jo00003a007 . [all data]


Notes

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