2,3-Butanediol, 2,3-dimethyl-

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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil449. ± 20.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus316.48KN/APriest, Woolley, et al., 1983Uncertainty assigned by TRC = 0.05 K; TRC
Tfus314.25KN/AMellan, 1962Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Δvap15.8 ± 1.0kcal/molEGuthrie, 1977Hydrolysis; ALS
Δvap15.8kcal/molN/AGuthrie, 1977DRB

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
444.70.972Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
14.1361.AStephenson and Malanowski, 1987Based on data from 346. to 448. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
3.51316.2DSCPriest, Woolley, et al., 1983, 2AC

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

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

Priest, Woolley, et al., 1983
Priest, J.G.; Woolley, E.M.; Ott, J.B.; Goates, J.R., Solid+liquid phase equilibria, excess enthalpies, and enthalpies of fusion fusion in 2,3-dimethyl-2,3-butanediol + water., J. Chem. Thermodyn., 1983, 15, 357-66. [all data]

Mellan, 1962
Mellan, I., Polyhydric Alcohols, Spartan Books: Washington, DC, 1962. [all data]

Guthrie, 1977
Guthrie, J.P., Cyclization of glycol monoesters to give hemiorthoesters: a test of the thermochemical method for determining free energies of tetrahedral intermediates, Can. J. Chem., 1977, 55, 3562-3574. [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]

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]

Priest, Woolley, et al., 1983, 2
Priest, Jeffrey G.; Woolley, Earl M.; Ott, J. Bevan; Goates, J. Rex, Solid + liquid phase equilibria, excess enthalpies, and enthalpies of fusion in (2,3-dimethyl-2,3-butanediol + water), The Journal of Chemical Thermodynamics, 1983, 15, 4, 357-366, https://doi.org/10.1016/0021-9614(83)90065-4 . [all data]


Notes

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