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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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus331.KN/ANeau, Flynn, et al., 1989Uncertainty assigned by TRC = 0.5 K; TRC
Tfus330. - 332.KN/ABuckingham and Donaghy, 1982BS
Tfus329.KN/ASchwartz and Paruta, 1976Uncertainty assigned by TRC = 0.5 K; TRC
Tfus329.KN/AYalkowsky, Flynn, et al., 1972Uncertainty assigned by TRC = 1. K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
446.70.01Weast and Grasselli, 1989BS
447.0.01Buckingham and Donaghy, 1982BS

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
23.9330.6DSCSchmidt, 2005AC
20.46331.1N/AAcree, 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:


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.

Neau, Flynn, et al., 1989
Neau, S.H.; Flynn, G.L.; Yalkowsky, S.H., Int. J. Pharm., 1989, 49, 223. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Schwartz and Paruta, 1976
Schwartz, P.A.; Paruta, A.N., Solution thermodynamics of alkyl p-aminobenzoates, J. Pharm. Sci., 1976, 65, 252. [all data]

Yalkowsky, Flynn, et al., 1972
Yalkowsky, S.H.; Flynn, G.L.; Slunick, T.G., Importance of chain length on physicochemical and crystalline properties of organic homologs, J. Pharm. Sci., 1972, 61, 852. [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]

Schmidt, 2005
Schmidt, A.C., Structural characteristics and crystal polymorphism of three local anaesthetic bases, International Journal of Pharmaceutics, 2005, 298, 1, 186-197, https://doi.org/10.1016/j.ijpharm.2005.04.025 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]


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