Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Octadecanoic acid, butyl ester

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, 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
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
Ttriple299.72KN/AKalinowska and Jackowski, 1986Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
99.9367.A,TStephenson and Malanowski, 1987Based on data from 352. - 399. K. See also Perry and Weber, 1949.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
37.48299.7Kalinowska and Jackowski, 1986, 2AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
7.7288.4Kalinowska and Jackowski, 1986CAL
125.05299.7

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
2.220288.4crystaline, IIcrystaline, IKalinowska and Jackowski, 1986, 2DH
37.480299.72crystaline, IliquidKalinowska and Jackowski, 1986, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
7.70288.4crystaline, IIcrystaline, IKalinowska and Jackowski, 1986, 2DH
121.5299.72crystaline, IliquidKalinowska and Jackowski, 1986, 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.

Kalinowska and Jackowski, 1986
Kalinowska, B.; Jackowski, A.W., Enthalpies of two phase transitions in the high-temperature form of n-butyl octadecanoate, J. Chem. Thermodyn., 1986, 18, 8, 715, https://doi.org/10.1016/0021-9614(86)90104-7 . [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]

Perry and Weber, 1949
Perry, E.S.; Weber, W.H., Vapor Pressures of Phlegmatic Liquids. II. High Molecular Weight Esters and Silicone Oils, J. Am. Chem. Soc., 1949, 71, 11, 3726-3730, https://doi.org/10.1021/ja01179a039 . [all data]

Kalinowska and Jackowski, 1986, 2
Kalinowska, B.; Jackowski, A.W., Enthalpies of two phase transitions in the high-temperature form of n-butyl octadecanoate, J. Chem. Thermodynam., 1986, 18, 715-717. [all data]


Notes

Go To: Top, Phase change data, References