erythro-2,3-Dibromobutane
- Formula: C4H8Br2
- Molecular weight: 215.914
- IUPAC Standard InChI: InChI=1S/C4H8Br2/c1-3(5)4(2)6/h3-4H,1-2H3/t3-,4+
- IUPAC Standard InChIKey: BXXWFOGWXLJPPA-ZXZARUISSA-N
- CAS Registry Number: 5780-13-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: Butane, 2,3-dibromo-, erythro; meso-2,3-dibromobutane; Threo-2,3-dibromobutane
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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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 430.5 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 430.5 | K | N/A | Timmermans, 1927 | Uncertainty assigned by TRC = 0.5 K; source of data not clear; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 46.44 | kJ/mol | E | Rozhnov and Nesterova, 1973 | Equilibration with 1,4-Dibromobutane; ALS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 41.7 | 289. | A | Stephenson and Malanowski, 1987 | Based on data from 274. to 431. K. See also Stull, 1947.; AC |
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.
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]
Timmermans, 1927
Timmermans, J.,
The Melting Point of Organic Substances,
Bull. Soc. Chim. Belg., 1927, 36, 502. [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]
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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