Pentane, 1-chloro-

• Formula: C₅H₁₁Cl
• Molecular weight: 106.594
• IUPAC Standard InChI: InChI=1S/C5H11Cl/c1-2-3-4-5-6/h2-5H2,1H3 Copy

  
• IUPAC Standard InChIKey: SQCZQTSHSZLZIQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 543-59-9
• 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: n-Amyl chloride; n-Pentyl chloride; Amyl chloride; Pentyl chloride; 1-Chloropentane; UN 1107
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• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • References
  • Notes
• Other data available:
  • Henry's Law data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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

Reduced pressure boiling point

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 phase ion energetics 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:
LL - Sharon G. Lias and Joel F. Liebman
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

Appearance energy determinations

IR Spectrum

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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

Gas Phase Spectrum

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Additional Data

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.

Stridth and Sunner, 1975
Stridth, G.; Sunner, S., Enthalpies of formation of some 1-chloroalkanes and the CH₂-increment in the 1-chloroalkanes series, J. Chem. Thermodyn., 1975, 7, 161-168. [all data]

Bjellerup and Smith, 1954
Bjellerup, L.; Smith, L., Heats of combustion of some organic chloro-compounds, Kgl. Fysiograph. Sallskap. Lund Forh., 1954, 24, 1-13. [all data]

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Shehatta, 1993
Shehatta, I., Heat capacity at constant pressure of some halogen compounds, Thermochim. Acta, 1993, 213, 1-10. [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]

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]

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]

Li and Rossini, 1961
Li, J.C.M.; Rossini, F.D., Vapor Pressures and Boiling Points of the l-Fluoroalkanes, l-Chloroalkanes, l-Bromoalkanes, and l-Iodoalkanes, C ₁ to C ₂₀ ., J. Chem. Eng. Data, 1961, 6, 2, 268-270, https://doi.org/10.1021/je60010a025 . [all data]

Tekac, Majer, et al., 1981
Tekac, V.; Majer, V.; Svoboda, V.; Hynek, V., Enthalpies of vaporization and cohesive energies for six monochlorinated alkanes, J. Chem. Thermodyn., 1981, 13, 659-662. [all data]

Rintelen, Saylor, et al., 1937
Rintelen, J.C.; Saylor, J.H.; Gross, P.M., The Densities and Vapor Pressures of Some Alkylbenzenes, Aliphatic Ketones and n-Amyl Chloride ¹, J. Am. Chem. Soc., 1937, 59, 6, 1129-1130, https://doi.org/10.1021/ja01285a050 . [all data]

Mathews and Fehlandt, 1931
Mathews, J.H.; Fehlandt, P.R., The heats of vaporization of some organic compounds, J. Am. Chem. Soc., 1931, 53, 3212-32. [all data]

Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D., Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes, Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]

Harnish, Holmes, et al., 1990
Harnish, D.; Holmes, J.L.; Lossing, F.P.; Mommers, A.A.; Maccoll, A.; Mruzek, M.N., Assigining structures to isomeric [C₅H₁₀]⁺ Ions: the generation of ionized ethylcyclopropane from pentan-1-ol and 1-chloropentane, Org. Mass Spectrom., 1990, 25, 381. [all data]

Lorquet-Julien, 1961
Lorquet-Julien, J.C., Comportement du 1 fluoro- et du 1 chloropentane normal et des derives halogenescorrespondants du cyclopentane sous l'impact electronique, Bull. Soc. Roy. Sci. Liege, 1961, 30, 170. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  Cp,liquid	Constant pressure heat capacity of liquid
  Tboil	Boiling point
  Tc	Critical temperature
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  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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