1-Octadecanol

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

Quantity Value Units Method Reference Comment
Δcsolid-11820. ± 4.kJ/molCcbFreeman and Bagby, 1989Corresponding Δfsolid = -690. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
705.2343.15Khasanshin and Zykova, 1989T = 343 to 583 K.; DH

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
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
Δvap116.8 ± 1.2kJ/molCGCNichols, Kweskin, et al., 2006AC
Quantity Value Units Method Reference Comment
Δsub187. ± 1.kJ/molVDavies and Kybett, 1965ALS
Δsub191.2 ± 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

ΔvapH (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

ΔsubH (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

ΔfusH (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:


IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-6839
NIST MS number 229428

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes

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

Freeman and Bagby, 1989
Freeman, B.; Bagby, M.O., Heats of combustion of fatty esters and triglycerides, J. Am. Oil Chem. Soc., 1989, 66, 1601-1605. [all data]

Khasanshin and Zykova, 1989
Khasanshin, T.S.; Zykova, T.B., Specific heat of saturated monatomic alcohols, Inzh. -Fiz. Zhur., 1989, 56(6), 991-994. [all data]

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

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References