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9-Octadecenoic acid, (E)-

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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

Quantity Value Units Method Reference Comment
Tfus316.95KN/AMod, Magne, et al., 1960Uncertainty assigned by TRC = 0.5 K; TRC
Tfus317.15KN/AShreve, Heether, et al., 1950Uncertainty assigned by TRC = 1. K; TRC
Tfus320.KN/ATammann, 1913Uncertainty assigned by TRC = 1. K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
561.20.133Weast and Grasselli, 1989BS
507.20.020Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
82.3459.AStephenson and Malanowski, 1987Based on data from 444. - 635. K. See also Stull, 1947.; 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
444.5 - 635.6.966734531.99415.886Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
61.55317.6Domalski and Hearing, 1996AC
27.03371.2Alvik, Borgen, et al., 1972AC

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:


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.

Mod, Magne, et al., 1960
Mod, R.R.; Magne, F.C.; Skau, E.L., Pure Acid-Free Amides of C18 Fatty Acids. Their Preparation and Binary Freezing Point Behavior, J. Chem. Eng. Data, 1960, 5, 478. [all data]

Shreve, Heether, et al., 1950
Shreve, O.D.; Heether, M.R.; Knight, H.B.; Swern, Anal. Chem., 1950, 22, 1498. [all data]

Tammann, 1913
Tammann, G., Nachr. Ges. Wiss. Goettingen, Math.-Phys. Kl., 1913, 1913, 335. [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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [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]

Alvik, Borgen, et al., 1972
Alvik, Thor; Borgen, Gerd; Dale, Johannes; Øye, H.A.; Svensson, Sigfrid, Conformational Studies of Normal, Medium, and Large Ring Diametric Cycloalkanediones and Their Ethylene Ketal Derivatives., Acta Chem. Scand., 1972, 26, 1805-1816, https://doi.org/10.3891/acta.chem.scand.26-1805 . [all data]


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