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Cyclopentane, propyl-

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas-147.6kJ/molN/AGood, 1971Value computed using «DELTA»fHliquid° value of -188.7±0.9 kj/mol from Good, 1971 and «DELTA»vapH° value of 41.1 kj/mol from Prosen, Johnson, et al., 1946.; DRB
Deltafgas-148.1 ± 1.3kJ/molCcbProsen, Johnson, et al., 1946ALS
Quantity Value Units Method Reference Comment
gas414.47J/mol*KN/AMesserly J.F., 1965GT

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

Quantity Value Units Method Reference Comment
Deltafliquid-188.7 ± 0.92kJ/molCcrGood, 1971ALS
Deltafliquid-189.2 ± 1.3kJ/molCcbProsen, Johnson, et al., 1946ALS
Quantity Value Units Method Reference Comment
Deltacliquid-5245.98 ± 0.75kJ/molCcrGood, 1971Corresponding «DELTA»fliquid = -188.7 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-5245.6 ± 1.2kJ/molCcbProsen, Johnson, et al., 1946Corresponding «DELTA»fliquid = -189.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid310.83J/mol*KN/AMesserly, Todd, et al., 1965DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
216.27298.15Messerly, Todd, et al., 1965T = 12 to 370 K.; DH

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
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil404.1 ± 0.3KAVGN/AAverage of 23 out of 24 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus155. ± 3.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple155.79KN/AMesserly, Todd, et al., 1965, 2Uncertainty assigned by TRC = 0.01 K; TRC
Ttriple155.80KN/AAnonymous, 1959Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Deltavap41.12kJ/molN/AMajer and Svoboda, 1985 
Deltavap41.1kJ/molN/AReid, 1972AC
Deltavap41.1 ± 0.1kJ/molCOsborne and Ginnings, 1947AC
Deltavap41.08kJ/molCOsborne and Ginnings, 1947, 2ALS
Deltavap41.1kJ/molN/AProsen, Johnson, et al., 1946DRB

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
34.7404.1N/AMajer and Svoboda, 1985 
39.2338.A,MMStephenson and Malanowski, 1987Based on data from 323. - 406. K. See also Willingham, Taylor, et al., 1945.; 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
325.02 - 405.074.044121393.955-58.922Forziati, Norris, et al., 1949Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
10.033155.79Messerly, Todd, et al., 1965DH
10.04155.8Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
64.44155.79Messerly, Todd, et al., 1965DH

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:


Reaction 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Hydrogen + Cyclopentane, 2-propenyl- = Cyclopentane, propyl-

By formula: H2 + C8H14 = C8H16

Quantity Value Units Method Reference Comment
Deltar-129. ± 2.kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

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


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin S.A. Rang et al., IR & MS of Unsatd. Hydrocarbons, 1977
NIST MS number 142655

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Good, 1971
Good, W.D., The enthalpies of combustion and formation of n-propylcyclopentane and five methylethylcyclopentanes, J. Chem. Thermodyn., 1971, 3, 97-103. [all data]

Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heats of formation and combustion of the normal alkylcyclopentanes and cyclohexanes and the increment per CH2 group for several homologous series of hydrocarbons, J. Res. NBS, 1946, 37, 51-56. [all data]

Messerly J.F., 1965
Messerly J.F., Low-temperature thermodynamic properties of n-propyl-, n-butyl-, and n-decyl-substituted cyclopentanes, J. Phys. Chem., 1965, 69, 353-359. [all data]

Messerly, Todd, et al., 1965
Messerly, J.F.; Todd, S.S.; Finke, H.L., Low-temperature thermodynamic properties of n-propyl-, n-butyl-, and n-decyl-substituted cyclopentanes, J. Phys. Chem., 1965, 69, 353-359. [all data]

Messerly, Todd, et al., 1965, 2
Messerly, J.F.; Todd, S.S.; Finke, H.L., Low-Temperature Thermodynamic Properties of n-Propyl, n-Butyl and n-Decyl-Substituted Cyclopentanes, J. Phys. Chem., 1965, 69, 353-9. [all data]

Anonymous, 1959
Anonymous, X., Unpublished, 1959, Bartlesville, OK 1959. [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]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [all data]

Osborne and Ginnings, 1947
Osborne, Nathan S.; Ginnings, Defoe C., Measurements of heat of vaporization and heat capacity of a number of hydrocarbons, J. RES. NATL. BUR. STAN., 1947, 39, 5, 453-17, https://doi.org/10.6028/jres.039.031 . [all data]

Osborne and Ginnings, 1947, 2
Osborne, N.S.; Ginnings, D.C., Measurements of heat of vaporization and heat capacity of a number of hydrocarbons, J. Res. NBS, 1947, 39, 453-477. [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]

Willingham, Taylor, et al., 1945
Willingham, C.B.; Taylor, W.J.; Pignocco, J.M.; Rossini, F.D., Vapor pressures and boiling points of some paraffin, alkylcyclopentane, alkylcyclohexane, and alkylbenzene hydrocarbons, J. RES. NATL. BUR. STAN., 1945, 35, 3, 219-17, https://doi.org/10.6028/jres.035.009 . [all data]

Forziati, Norris, et al., 1949
Forziati, A.F.; Norris, W.R.; Rossini, F.D., Vapor Pressures and Boiling Points of Sixty API-NBS Hydrocarbons, J. Res. Natl. Bur. Stand. (U.S.), 1949, 43, 6, 555-563, https://doi.org/10.6028/jres.043.050 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Rogers and McLafferty, 1971
Rogers, D.W.; McLafferty, F.J., A new hydrogen calorimeter. Heats of hydrogenation of allyl and vinyl unsaturation adjacent to a ring, Tetrahedron, 1971, 27, 3765-3775. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References