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


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:
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
Tfus298.KN/AEscourrou, 1939Uncertainty assigned by TRC = 5. K; TRC
Tfus295.7KN/AUhl, 1935Uncertainty assigned by TRC = 2. K; TRC
Tfus296.KN/AStephen, 1925Uncertainty assigned by TRC = 4. K; TRC
Tfus296.7KN/ALe Sueur, 1905Uncertainty assigned by TRC = 3. K; TRC
Tfus325.7KN/AKrafft, 1880Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Deltavap77.4 ± 0.4kJ/molGSVerevkin, Krasnykh, et al., 2003Based on data from 334. - 370. K.; AC
Deltavap80.2kJ/molCGCKoutek, Hoskovec, et al., 1996Based on data from 343. - 383. K. See also Ova, Koultek, et al., 2000.; AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
439.20.032Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
63.4387.AStephenson and Malanowski, 1987Based on data from 372. - 571. K. See also Stull, 1947.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
372. - 570.94.689852440.859-49.591Stull, 1947Coefficents calculated by NIST from author's data.

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.

Escourrou, 1939
Escourrou, R., Bull. Soc. Chim. Fr., 1939, 6, 1173. [all data]

Uhl, 1935
Uhl, A.H., J. Am. Pharm. Assoc., 1935, 24, 380. [all data]

Stephen, 1925
Stephen, H., J. Chem. Soc., 1925, 127, 1874. [all data]

Le Sueur, 1905
Le Sueur, H.R., J. Chem. Soc., 1905, 87, 1888. [all data]

Krafft, 1880
Krafft, F., The production of laurinaldehyde c(12)h(24)o, myristinaldehyde c(14)h(28)o, palmitinaldehyde c(16)h(32)o, stearinaldehyde c(18)h(36)o: I investigation of aldehydes, Ber. Dtsch. Chem. Ges., 1880, 13, 1413-8. [all data]

Verevkin, Krasnykh, et al., 2003
Verevkin, Sergey P.; Krasnykh, Eugen L.; Vasiltsova, Tatiana V.; Koutek, Bohumir; Doubsky, Jan; Heintz, Andreas, Vapor pressures and enthalpies of vaporization of a series of the linear aliphatic aldehydes, Fluid Phase Equilibria, 2003, 206, 1-2, 331-339, https://doi.org/10.1016/S0378-3812(03)00035-9 . [all data]

Koutek, Hoskovec, et al., 1996
Koutek, Bohumir; Hoskovec, Michal; Vrkocov, Pavlína; Konecný, Karel; Feltl, Ladislav; Vrkoc, Jan, Gas chromatographic determination of vapour pressures of pheromone-like compounds III. Aldehydes, Journal of Chromatography A, 1996, 719, 2, 391-400, https://doi.org/10.1016/0021-9673(95)00740-7 . [all data]

Ova, Koultek, et al., 2000
Ova, P.V.; Koultek, B.; Hoskovec, M., Practice Oriented Results on Use and Production of Neem Ingredients and Pheromones VI, H. Kleeberg and C.P.W. Zebitz, ed(s)., Druck and Graphic, Giessen, 2000, 211-218. [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]


Go To: Top, Phase change data, References