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Butane, 1,2-dibromo-

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil439.15KN/ACoffin and Maass, 1928Uncertainty assigned by TRC = 1.5 K; TRC
Tboil439.5KN/ATimmermans, 1927Uncertainty assigned by TRC = 0.5 K; source of data not clear; TRC
Tboil433.15KN/ACahours, 1850Uncertainty assigned by TRC = 6. K; TRC
Quantity Value Units Method Reference Comment
Tfus207.7KN/ATimmermans, 1921Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Deltavap45.6 ± 0.7kJ/molEBPisarev, Rozhnov, et al., 1975AC
Deltavap45.9kJ/molN/APisarev, Rozhnov, et al., 1975, 2Based on data from 330. - 425. K. See also Pisarev, Rozhnov, et al., 1975.; AC
Deltavap47.86kJ/molVRozhnov and Nesterova, 1973ALS

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
332.70.027Aldrich Chemical Company Inc., 1990BS
333.0.027Farchan Laboratories, 1990BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
43.5353.AStephenson and Malanowski, 1987Based on data from 338. - 425. K.; AC
42.8296.AStephenson and Malanowski, 1987Based on data from 281. - 439. K. See also Stull, 1947.; AC
45.191300.VLister, 1941ALS
45.1300.N/ALister, 1941Based on data from 273. - 333. K.; 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
280.7 - 439.54.381861759.076-38.141Stull, 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:


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.

Coffin and Maass, 1928
Coffin, C.C.; Maass, O., The Preparation and Physical Properties of «alpha»-,«beta»- and «gamma»-Butylene and Normal and Isobutane, J. Am. Chem. Soc., 1928, 50, 1427-37. [all data]

Timmermans, 1927
Timmermans, J., The Melting Point of Organic Substances, Bull. Soc. Chim. Belg., 1927, 36, 502. [all data]

Cahours, 1850
Cahours, A., Researches on Pelargonic Acid, J. Chem. Soc., 1850, 3, 240. [all data]

Timmermans, 1921
Timmermans, J., The Freezing Points of Organic Substances IV. New Exp. Determinations, Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]

Pisarev, Rozhnov, et al., 1975
Pisarev, V.V.; Rozhnov, A.M.; Varushchenko, R.M.; Sarkisov, A.G., Russ. J. Phys. Chem., 1975, 49, 1450. [all data]

Pisarev, Rozhnov, et al., 1975, 2
Pisarev, V.V.; Rozhnov, A.M.; Varushchenko, R.M.; Sarkisov, A.G., Russ. J. Phys. Chem., 1975, 49, 1605. [all data]

Rozhnov and Nesterova, 1973
Rozhnov, A.M.; Nesterova, T.N., Heats of formation of dibromo-n-butanes, Russ. J. Phys. Chem. (Engl. Transl.), 1973, 47, 1390, In original 2455. [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]

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [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]

Lister, 1941
Lister, M.W., Heats of organic reactions. X. Heats of bromination of cyclic olefins, J. Am. Chem. Soc., 1941, 63, 143-149. [all data]


Notes

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