Cyclopropane

• Formula: C₃H₆
• Molecular weight: 42.0797
• IUPAC Standard InChI: InChI=1S/C3H6/c1-2-3-1/h1-3H2 Copy

  
• IUPAC Standard InChIKey: LVZWSLJZHVFIQJ-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-19-4
• 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: Trimethylene; Trimethylene (cyclic); UN 1027; Cyclopropnane
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • IR Spectrum
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
  • Fluid Properties
• Data at other public NIST sites:
  • Microwave spectra (on physics lab web site)
  • Gas Phase Kinetics Database
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Gas phase thermochemistry data

Go To: Top, Phase change data, Reaction thermochemistry data, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Constant pressure heat capacity of gas

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of vaporization

Entropy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Enthalpy of sublimation

Enthalpy of fusion

Entropy of fusion

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, 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:
B - John E. Bartmess
ALS - 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

C₃H₅^- +  =

By formula: C₃H₅^- + H⁺ = C₃H₆

 +  =

By formula: HBr + C₃H₆ = C₃H₇Br

=  + 

By formula: C₃H₆I₂ = C₃H₆ + I₂

Mass spectrum (electron ionization)

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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

Spectrum

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Additional Data

References

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, 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.

Lacher, Walden, et al., 1950
Lacher, J.R.; Walden, C.H.; Lea, K.R.; Park, J.D., Vapor phase heats of hydrobromination of cyclopropane and propylene, J. Am. Chem. Soc., 1950, 72, 331-333. [all data]

Knowlton and Rossini, 1949
Knowlton, J.W.; Rossini, F.D., Heats of combustion and formation of cyclopropane, J. Res. NBS, 1949, 43, 113-115. [all data]

Dorofeeva O.V., 1986
Dorofeeva O.V., Thermodynamic properties of twenty-one monocyclic hydrocarbons, J. Phys. Chem. Ref. Data, 1986, 15, 437-464. [all data]

Kobe K.A., 1950
Kobe K.A., Thermochemistry for the petrochemical industry. XIV. Some miscellaneous hydrocarbons, Petrol. Refiner, 1950, 29 (12), 93-96. [all data]

Kistiakowsky G.B., 1940
Kistiakowsky G.B., Gaseous heat capacities. II, J. Chem. Phys., 1940, 8, 610-618. [all data]

Kistiakowsky G.B., 1940, 2
Kistiakowsky G.B., The low temperature gaseous heat capacities of certain C3 hydrocarbons, J. Chem. Phys., 1940, 8, 970-977. [all data]

Tickner and Lossing, 1951
Tickner, A.W.; Lossing, F.P., The Measurement of Low Vapor Pressures by Means of A Mass Spectrometer, J. Phys. Colloid Chem., 1951, 55, 733-40. [all data]

Ruehrwein and Powell, 1946
Ruehrwein, R.A.; Powell, T.M., The heat capacity, vapor pressure, heats of fusion and vaporization of cyclopropane. Entropy and density of the gas, J. Am. Chem. Soc., 1946, 68, 1063-6. [all data]

Daubert, 1996
Daubert, T.E., Vapor-Liquid Critical Properties of Elements and Compounds. 5. Branched Alkanes and Cycloalkanes, J. Chem. Eng. Data, 1996, 41, 365-372. [all data]

Lin, Silberberg, et al., 1970
Lin, D.C.K.; Silberberg, I.H.; McKetta, J.J., Volumetric Behavior, Vapor Pressure and Critical Properties of Cyclopropane, J. Chem. Eng. Data, 1970, 15, 483. [all data]

Booth and Morris, 1958
Booth, H.S.; Morris, W.C., The Critical Constants and Vapor Pressure of Cyclopropane, J. Phys. Chem., 1958, 62, 875. [all data]

Horneg, 1941
Horneg, A.G., Personal Communication, A. G. Horneg, Ohio Chem. & Mfg. Co., Phys. Constants of the Principal Hydrocarbons, 1941. [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]

Lin, Silberberg, et al., 1970, 2
Lin, David C.K.; Silberberg, I. Harold; McKetta, John J., Volumetric behavior, vapor pressures, and critical properties of cyclopropane, J. Chem. Eng. Data, 1970, 15, 4, 483-492, https://doi.org/10.1021/je60047a016 . [all data]

Ruehrwein and Powell, 1946, 2
Ruehrwein, R.A.; Powell, T.M., The heat capacity, vapor pressure, heats of fusion and vaporization of cyclopropane. Entropy and density of the gas, J. Am. Chem. Soc., 1946, 68, 1063-1068. [all data]

Calado, Filipe, et al., 1997
Calado, Jorge C.G.; Filipe, Eduardo J.M.; Lopes, José N.C., The vapour pressure of liquid cyclopropane, The Journal of Chemical Thermodynamics, 1997, 29, 12, 1435-1438, https://doi.org/10.1006/jcht.1997.0256 . [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]

Ruehrwein and Powell, 1946, 3
Ruehrwein, R.A.; Powell, T.M., The Heat Capacity, Vapor Pressure, Heats of Fusion and Vaporization of Cyclopropane. Entropy and Density of the Gas ¹, J. Am. Chem. Soc., 1946, 68, 6, 1063-1066, https://doi.org/10.1021/ja01210a044 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Bondi, 1963
Bondi, A., Heat of Siblimation of Molecular Crystals: A Catalog of Molecular Structure Increments., J. Chem. Eng. Data, 1963, 8, 3, 371-381, https://doi.org/10.1021/je60018a027 . [all data]

Tickner and Lossing, 1951, 2
Tickner, A.W.; Lossing, F.P., The Measurement of Low Vapor Pressures by Means of a Mass Spectrometer., J. Phys. Chem., 1951, 55, 5, 733-740, https://doi.org/10.1021/j150488a013 . [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]

Lacher, Kianpour, et al., 1957
Lacher, J.R.; Kianpour, A.; Park, J.D., Reaction heats of organic halogen compounds. X. Vapor phase heats of hydrobromination of cyclopropane and propylene, J. Phys. Chem., 1957, 61, 1124-1125. [all data]

Benson and Amano, 1962
Benson, S.W.; Amano, A., Thermodynamics of iodine addition to ethylene, propylene, and cyclopropane, J. Chem. Phys., 1962, 36, 3464-3471. [all data]

Notes

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

• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  Pc	Critical pressure
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  Vc	Critical volume
  ΔcH°gas	Enthalpy of combustion of gas at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔsubH	Enthalpy of sublimation
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ΔvapS	Entropy of vaporization
  ρc	Critical density

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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