Propane, 1-bromo-2-methyl-

• Formula: C₄H₉Br
• Molecular weight: 137.018
• IUPAC Standard InChI: InChI=1S/C4H9Br/c1-4(2)3-5/h4H,3H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: HLVFKOKELQSXIQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 78-77-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Isobutyl bromide; 1-Bromo-2-methylpropane; iso-C4H9Br; i-Butyl bromide; UN 2342
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• Information on this page:
  • Phase change data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Enthalpy of vaporization

Enthalpy of vaporization

Δ_vapH = A exp(-βT_r) (1 − T_r)^β
    Δ_vapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    T_r = reduced temperature (T / T_c)

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Gas Chromatography

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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Normal alkane RI, non-polar column, custom temperature program

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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.

Timmermans, 1952
Timmermans, J., Freezing points of organic compounds. VVI New determinations., Bull. Soc. Chim. Belg., 1952, 61, 393. [all data]

Timmermans, 1935
Timmermans, J., Researches in Stoichiometry. I. The Heat of Fusion of Organic Compounds., Bull. Soc. Chim. Belg., 1935, 44, 17-40. [all data]

Timmermans, 1934
Timmermans, J., Theory of Concentrated Solutions XII., Bull. Soc. Chim. Belg., 1934, 43, 626. [all data]

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

Wadsö, Luoma, et al., 1968
Wadsö, Ingemar; Luoma, Sinikka; Olson, Thomas; Norin, Torbjörn, Heats of Vaporization of Organic Compounds. II. Chlorides, Bromides, and Iodides., Acta Chem. Scand., 1968, 22, 2438-2444, https://doi.org/10.3891/acta.chem.scand.22-2438 . [all data]

Wadso, 1968
Wadso, I., Heats of vaporization of organic compounds II. Chlorides, bromides, and iodides, Acta Chem. Scand., 1968, 22, 2438. [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]

Svoboda, Majer, et al., 1977
Svoboda, V.; Majer, V.; Veselý, F.; Pick, J., Heats of vaporization of alkyl bromides, Collect. Czech. Chem. Commun., 1977, 42, 6, 1755-1760, https://doi.org/10.1135/cccc19771755 . [all data]

Dykyj, 1971
Dykyj, J., Petrochemia, 1971, 11, 2, 27. [all data]

Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E., Variation of the retention index with temperature on squalane substrates, J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203 . [all data]

Adlard, Evans, et al., 1965
Adlard, E.R.; Evans, M.B.; Butlin, A.G.; Evans, R.S.; Hill, R.; Huber, J.F.K.; Littlewood, A.B.; McCambley, W.G.; Smith, J.F.; Swanton, W.T.; Swoboda, P.A.T., Recommendations of the data sub-committee for the publication of retention data, J. Gas Chromatogr., 1965, 3, 9, 298-302, https://doi.org/10.1093/chromsci/3.9.298 . [all data]

von Kováts, 1958
von Kováts, E., 206. Gas-chromatographische Charakterisierung organischer Verbindungen. Teil 1: Retentionsindices aliphatischer Halogenide, Alkohole, Aldehyde und Ketone, Helv. Chim. Acta, 1958, 41, 7, 1915-1932, https://doi.org/10.1002/hlca.19580410703 . [all data]

Zenkevich and Marinichev, 2001
Zenkevich, I.G.; Marinichev, A.N., Comparison of Topological and Dynamics Molecular Characteristics for Precalculation of Chromatographic Retention Parameters of Organic Compounds (in Russian), Zh. Struct. Khim., 2001, 42, 5, 893-902. [all data]

Notes

Go To: Top, Phase change data, Gas Chromatography, References

• Symbols used in this document:
  

  Tboil	Boiling point
  Tc	Critical temperature
  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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