Propane, 1,2-dibromo-
- Formula: C3H6Br2
- Molecular weight: 201.888
- IUPAC Standard InChIKey: XFNJYAKDBJUJAJ-UHFFFAOYSA-N
- CAS Registry Number: 78-75-1
- 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. - Other names: Propylene dibromide; 1,2-Dibromopropane; CH2BrCHBrCH3; .+/-.-1,2-Dibromopropane
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Phase change data
Go To: Top, Gas Chromatography, 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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 414. ± 2. | K | AVG | N/A | Average of 17 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 217.7 | K | N/A | Dreisbach, 1955 | Uncertainty assigned by TRC = 0.02 K; TRC |
Tfus | 217.9 | K | N/A | Timmermans, 1921 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 41.69 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 42.2 | kJ/mol | N/A | Basarová and Svoboda, 1991 | Based on data from 310. to 400. K. See also Pisarev, Rozhnov, et al., 1975.; AC |
ΔvapH° | 42.3 ± 0.7 | kJ/mol | EB | Pisarev, Rozhnov, et al., 1975, 2 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
35.61 | 415. | N/A | Majer and Svoboda, 1985 | |
41.4 | 327. | A | Stephenson and Malanowski, 1987 | Based on data from 312. to 403. K.; AC |
44.6 | 344. | A | Stephenson and Malanowski, 1987 | Based on data from 329. to 456. K. See also Dykyj, 1970.; AC |
42.8 | 281. | N/A | Stull, 1947 | Based on data from 266. to 415. 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 |
---|---|---|---|---|---|
266. to 414.8 | 4.43873 | 1666.951 | -38.3 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Gas Chromatography
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Squalane | 115. | 846. | Lafosse and Thuaud-Chourrout, 1975 | Column length: 100. m; Column diameter: 0.25 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 823.0 | Sun and Stremple, 2003 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 40. C; Tend: 325. C |
Capillary | SE-54 | 842. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Capillary | SE-54 | 849. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Capillary | SE-54 | 861. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Apiezon L | 130. | 851. | Arruda, Junkes, et al., 2008 |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dreisbach, 1955
Dreisbach, R.R.,
Physical Properties of Chemical Compounds, Advances in Chemistry Series No. 15, Am. Chem. Soc.: Washington, D. C., 1955. [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]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Basarová and Svoboda, 1991
Basarová, Pavlína; Svoboda, Václav,
Calculation of heats of vaporization of halogenated hydrocarbons from saturated vapour pressure data,
Fluid Phase Equilibria, 1991, 68, 13-34, https://doi.org/10.1016/0378-3812(91)85008-I
. [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, 1605. [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, 1450. [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]
Dykyj, 1970
Dykyj, J.,
Petrochemica, 1970, 10, 2, 51. [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]
Lafosse and Thuaud-Chourrout, 1975
Lafosse, M.; Thuaud-Chourrout, N.,
Etude du comportement de composés halogénés et mèthoxylés en CG dans le cas de quatre phases stationnaires liquides pouvant former des liaisons de type donneur-accepteur d'électrons avec les groupes fonctionnels de ces composés,
Chromatographia, 1975, 8, 4, 195-202, https://doi.org/10.1007/BF02274456
. [all data]
Sun and Stremple, 2003
Sun, G.; Stremple, P.,
Retention index characterization of flavor, fragrance, and many other compounds on DB-1 and DB-XLB, 2003, retrieved from http://www.chem.agilent.com/cag/cabu/pdf/b-0279.pdf. [all data]
Weber, 1986
Weber, L.,
Utilization of the Sadtler standard RI system in micropollution analyses,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 8, 446-451, https://doi.org/10.1002/jhrc.1240090806
. [all data]
Arruda, Junkes, et al., 2008
Arruda, A.C.S.; Junkes, B. da.S.; Souza, E.S.; Yunes, R.A.; Heizen, V.E.F.,
Semi-Emlirical Topological Index to Predict Properties of Halogenated Aliphatic Compounds,
J. Chemometrics, 2008, 22, 3-4, 186-194, https://doi.org/10.1002/cem.1121
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) 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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