Propene

• Formula: C₃H₆
• Molecular weight: 42.0797
• IUPAC Standard InChI: InChI=1S/C3H6/c1-3-2/h3H,1H2,2H3 Copy

  
• IUPAC Standard InChIKey: QQONPFPTGQHPMA-UHFFFAOYSA-N Copy
• CAS Registry Number: 115-07-1
• 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.
• Isotopologues:
  • Propene-d6
• Other names: Propylene; 1-Propene; Methylethylene; 1-Propylene; CH3CH=CH2; Methylethene; NCI-C50077; UN 1077; R 1270
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Henry's Law data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • Fluid Properties
• Data at other public NIST sites:
  • Microwave spectra (on physics lab web site)
  • Electron-Impact Ionization Cross Sections (on physics web site)
  • Gas Phase Kinetics Database
• Options:
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• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics 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 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

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics 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: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Henry's Law data, Gas phase ion energetics 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

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 fusion

Entropy of fusion

Temperature of phase transition

Henry's Law data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Henry's Law data, References, Notes

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C₃H₆⁺ (ion structure unspecified)

Ionization energy determinations

Appearance energy determinations

De-protonation reactions

C₃H₅^- +  =

By formula: C₃H₅^- + H⁺ = C₃H₆

C₃H₅^- +  =

By formula: C₃H₅^- + H⁺ = C₃H₆

C₃H₅^- +  =

By formula: C₃H₅^- + H⁺ = C₃H₆

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics data, Notes

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

Furuyama, Golden, et al., 1969
Furuyama, S.; Golden, D.M.; Benson, S.W., Thermochemistry of the gas phase equilibria i-C₃H₇I = C₃H₆ + HI, n-C₃H₇I = i-C₃H₇I, and C₃H₆ + 2HI = C₃H₈ + I₂, J. Chem. Thermodyn., 1969, 1, 363-375. [all data]

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]

Wiberg and Fenoglio, 1968
Wiberg, K.B.; Fenoglio, R.A., Heats of formation of C₄H₆ hydrocarbons, J. Am. Chem. Soc., 1968, 90, 3395-3397. [all data]

Rossini and Knowlton, 1937
Rossini, F.d.; Knowlton, J.W., Calorimetric determination of the heats of combustion of ethylene and propylene, J. Res. NBS, 1937, 19, 249-262. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Crawford B.L., 1939
Crawford B.L., Jr., The entropy and heat capacity of propylene, J. Am. Chem. Soc., 1939, 61, 2980-2981. [all data]

Kilpatrick J.E., 1946
Kilpatrick J.E., Heat content, free energy function, entropy, and heat capacity of ethylene, propylene, and the four butenes to 1500 K, J. Res. Nat. Bur. Stand, 1946, 37, 163-171. [all data]

Kilpatrick J.E., 1947
Kilpatrick J.E., Normal coordinate analysis of the vibrational frequencies of ethylene, propylene, cis-2-butene, trans-2-butene, and isobutene, J. Res. Nat. Bur. Stand., 1947, 38, 191-209. [all data]

Chao J., 1975
Chao J., Ideal gas thermodynamic properties of ethylene and propylene, J. Phys. Chem. Ref. Data, 1975, 4, 251-261. [all data]

East A.L.L., 1997
East A.L.L., Ab initio statistical thermodynamical models for the computation of third-law entropies, J. Chem. Phys., 1997, 106, 6655-6674. [all data]

Bier K., 1974
Bier K., Thermodynamic properties of propylene from calorimetric measurements, J. Chem. Thermodyn., 1974, 6, 1039-1052. [all data]

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

Kistiakowsky G.B., 1940, 2
Kistiakowsky G.B., Gaseous heat capacities. II, J. Chem. Phys., 1940, 8, 610-618. [all data]

Telfair D., 1942
Telfair D., Supersonic measurement of the heat capacity of propylene, J. Chem. Phys., 1942, 10, 167-171. [all data]

Chao, Hall, et al., 1983
Chao, J.; Hall, K.R.; Yao, J.M., Thermodynamic properties of simple alkenes, Thermochim. Acta, 1983, 64(3), 285-303. [all data]

Auerbach, Sage, et al., 1950
Auerbach, C.E.; Sage, B.H.; Lacey, W.N., Isobaric heat capacities at bubble point, Ind. Eng. Chem., 1950, 42, 110-113. [all data]

Powell and Giauque, 1939
Powell, T.M.; Giauque, W.F., Propylene. The heat capacity, vapor pressure, heats of fusion and vaporization. The third law of thermodynamics and orientation equilibrium in the solid, J. Am. Chem. Soc., 1939, 61, 2366-2370. [all data]

Huffman, Parks, et al., 1931
Huffman, H.M.; Parks, G.S.; Barmore, M., Thermal data on organic compounds. X. Further studies on the heat capacities, entropies and free energies of hydrocarbons, J. Am. Chem. Soc., 1931, 53, 3876-3888. [all data]

Streng, 1971
Streng, A.G., Miscibility and Compatibility of Some Liquid and Solidified Gases at Low Temperature, J. Chem. Eng. Data, 1971, 16, 357. [all data]

Haselden and Snowden, 1962
Haselden, G.G.; Snowden, P., Equilibrium Properties of the Carbon Dioxide+ Propylene and Carbon Dioxide + Cyclopropane Systems at Low Temperatures, Trans. Faraday Soc., 1962, 58, 1515-28. [all data]

Parks and Huffman, 1931
Parks, G.S.; Huffman, H.M., Some fusion and transition data for hydrocarbons, Ind. Eng. Chem., 1931, 23, 1138-9. [all data]

Coffin and Maass, 1927
Coffin, C.C.; Maass, O., The Prepartion and Physical Properties of Isobutylene, Trans. R. Soc. Can., Sect. 3, 1927, 21, 33. [all data]

Angus, Armstrong, et al., 1980
Angus, S.; Armstrong, B.; de Reuck, K.M., International Thermodynamic Tables of the Fluid State - 7 Propylene(Propene), Pergamon, New York, 1980. [all data]

Tsonopoulos and Ambrose, 1996
Tsonopoulos, C.; Ambrose, D., Vapor-Liquid Critical Properties of Elements and Compounds. 6. Unsaturated Aliphatic Hydrocarbons, J. Chem. Eng. Data, 1996, 41, 645-656. [all data]

Ohgaki, Umezono, et al., 1990
Ohgaki, K.; Umezono, S.; Katayama, T., Pressure-density-temperature (p-ρ-T) relations of fluoroform, nitrous oxide, and propene in the critical region, J. Supercrit. Fluids, 1990, 3, 78-84. [all data]

Marchman, Prengle, et al., 1949
Marchman, H.; Prengle, H.W.; Motard, R.L., Compressibility and Critical Constants of Propylene Vapor, Ind. Eng. Chem., 1949, 41, 2658. [all data]

Seibert and Burrell, 1915
Seibert, F.M.; Burrell, G.A., The Critical Constants of Normal Butane, Iso-butane and Propylene and Their Vapor Pressures at Temperatures Bewtween 0 deg.C and 120 deg.C, J. Am. Chem. Soc., 1915, 37, 2683-91. [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]

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]

Michels, Wassenaar, et al., 1953
Michels, A.; Wassenaar, T.; Louwerse, P.; Lunbeck, R.J.; Wolkers, G.J., Isotherms and thermodynamical functions of propene at temperatures between 25° and 150°c and at densities up to 340 amagat (pressures up to 2800 atm), Physica, 1953, 19, 1-12, 287-297, https://doi.org/10.1016/S0031-8914(53)80030-3 . [all data]

Maass and Wright, 1921
Maass, O.; Wright, C.H., SOME PHYSICAL PROPERTIES OF HYDROCARBONS CONTAINING TWO AND THREE CARBON ATOMS., J. Am. Chem. Soc., 1921, 43, 5, 1098-1111, https://doi.org/10.1021/ja01438a013 . [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]

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]

Takeda, Oguni, et al., 1990
Takeda, K.; Oguni, M.; Suga, H., A DTA apparatus for vapour-deposited samples. Characterisation of some vapour-deposited hydrocarbons, Thermochim. Acta, 1990, 158(1), 195-203. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Traeger, 1984
Traeger, J.C., A study of the allyl cation thermochemistry by photoionization mass spectrometry, Int. J. Mass Spectrom. Ion Processes, 1984, 58, 259. [all data]

Selim, 1980
Selim, E.T.M., Ionization dissociation of propylene by electron impact, Indian J. Pure Appl. Phys., 1980, 18, 31. [all data]

Wood and Taylor, 1979
Wood, K.V.; Taylor, J.W., A photoionization mass spectrometric study of autoionization in ethylene and trans-2-butene, Int. J. Mass Spectrom. Ion Phys., 1979, 30, 307. [all data]

Bieri, Burger, et al., 1977
Bieri, G.; Burger, F.; Heilbronner, E.; Maier, J.P., Valence ionization enrgies of hydrocarbons, Helv. Chim. Acta, 1977, 60, 2213. [all data]

Krassig, Reinke, et al., 1974
Krassig, R.; Reinke, D.; Baumgartel, H., Photo-reaktionen kleiner organischer molekule II. Die photoionenspektren der Isomeren propylen-cyclopropan und acetaldehyd-athylenoxyd, Ber. Bunsen-Ges. Phys. Chem., 1974, 78, 425. [all data]

Masclet, Grosjean, et al., 1973
Masclet, P.; Grosjean, D.; Mouvier, G., Alkene ionization potentials. Part I. Quantitative determination of alkyl group structural effects, J. Electron Spectrosc. Relat. Phenom., 1973, 2, 225. [all data]

Katrib and Rabalais, 1973
Katrib, A.; Rabalais, J.W., Electronic interaction between the vinyl group and its substituents, J. Phys. Chem., 1973, 77, 2358. [all data]

Lossing, 1972
Lossing, F.P., Free radicals by mass spectrometry. XLV. Ionization potentials and heats of formation of C₃H₃, C₃H₅, and C₄H₇ radicals and ions, Can. J. Chem., 1972, 50, 3973. [all data]

Frost and Sandhu, 1971
Frost, D.C.; Sandhu, J.S., Ionization potentials of ethylene and some methyl-substituted ethylenes as determined by photoelectron spectroscopy, Indian J. Chem., 1971, 9, 1105. [all data]

Person and Nicole, 1970
Person, J.C.; Nicole, P.P., Isotope effects in the photoionization yields and the absorption cross sections for acetylene, propyne, and propene, J. Chem. Phys., 1970, 53, 1767. [all data]

Dewar and Worley, 1969
Dewar, M.J.S.; Worley, S.D., Photoelectron spectra of molecules. I. Ionization potentials of some organic molecules and their interpretation, J. Chem. Phys., 1969, 50, 654. [all data]

Cermak, 1968
Cermak, V., Penning ionization electron spectroscopy. I. Determination of ionization potentials of polyatomic molecules, Collection Czech. Chem. Commun., 1968, 33, 2739. [all data]

Nicholson, 1965
Nicholson, A.J.C., Photoionization-efficiency curves. II. False and genuine structure, J. Chem. Phys., 1965, 43, 1171. [all data]

Samson, Marmo, et al., 1962
Samson, J.A.R.; Marmo, F.F.; Watanabe, K., Absorption and photoionization coefficients of propylene and butene-1 in the vacuum ultraviolet, J. Chem. Phys., 1962, 36, 783. [all data]

Steiner, Giese, et al., 1961
Steiner, B.; Giese, C.F.; Inghram, M.G., Photoionization of alkanes. Dissociation of excited molecular ions, J. Chem. Phys., 1961, 34, 189. [all data]

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Bralsford, R.; Harris, P.V.; Price, W.C., The effect of fluorine on the electronic spectra and ionization potentials of molecules, Proc. Roy. Soc. (London), 1960, A258, 459. [all data]

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Watanabe, K., Ionization potentials of some molecules, J. Chem. Phys., 1957, 26, 542. [all data]

Krause, Taylor, et al., 1978
Krause, D.A.; Taylor, J.W.; Fenske, R.F., An analysis of the effects of alkyl substituents on the ionization potentials of n-alkenes, J. Am. Chem. Soc., 1978, 100, 718. [all data]

Kobayashi, 1978
Kobayashi, T., A simple general tendency in photoelectron angular distributions of some monosubstituted benzenes, Phys. Lett., 1978, 69, 105. [all data]

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White, Carlson, et al., 1974
White, R.M.; Carlson, T.A.; Spears, D.P., Angular distribution of the photoelectron spectra for ethylene, propylene, butene and butadiene, J. Electron Spectrosc. Relat. Phenom., 1974, 3, 59. [all data]

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Hentrich, G.; Gunkel, E.; Klessinger, M., Photoelektronenspektren organischer verbindungen. 4. Photoelektronenspektren ungesattigter carbonylverbindungen, J. Mol. Struct., 1974, 21, 231. [all data]

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Weidner, U.; Schweig, A., Theory and application of photoelectron spectroscopy. V. The nature of bonding in vinyl- and allylsilanes: the effects of σ-π (hyperconjugation) p_π-d_π conjugation in these compounds, J. Organomet. Chem., 1972, 39, 261. [all data]

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Peers, A.M.; Vigny, P., Reactions molecule-ion dans le propylene, J. Chim. Phys., 1968, 65, 805. [all data]

Haney and Franklin, 1968
Haney, M.A.; Franklin, J.L., Correlation of excess energies of electron-impact dissociations with the translational energies of the products, J.Chem. Phys., 1968, 48, 4093. [all data]

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Omura, I., Study on unimolecular decomposition of excited olefin ions, Bull. Chem. Soc. Japan, 1962, 35, 1845. [all data]

Omura, 1961
Omura, I., Mass spectra at low ionizing voltage and bond dissociation energies of molecular ions from hydrocarbons, Bull. Chem. Soc. Japan, 1961, 34, 1227. [all data]

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Buttrill, S.E., Jr.; Williamson, A.D.; LeBreton, P., Photoionization measurement of the heat of formation of allyl cations, J. Chem. Phys., 1975, 62, 1586. [all data]

Lossing, 1971
Lossing, F.P., Free radicals by mass spectrometry. XLIII. Ionization potentials and ionic heats of formation for vinyl, allyl, and benzyl radicals, Can. J. Chem., 1971, 49, 357. [all data]

Ellison, Davico, et al., 1996
Ellison, G.B.; Davico, G.E.; Bierbaum, V.M.; DePuy, C.H., Thermochemistry of theb Benzyl and Allyl Radicals and Ions, Int. J. Mass Spectrom. Ion Proc., 1996, 156, 1-2, 109-131, https://doi.org/10.1016/S0168-1176(96)04383-2 . [all data]

Wenthold, Polak, et al., 1996
Wenthold, P.G.; Polak, M.L.; Lineberger, W.C., Photoelectron Spectroscopy of the Allyl and 2-Methylallyl Anions, J. Phys. Chem., 1996, 100, 17, 6920, https://doi.org/10.1021/jp953401n . [all data]

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Mackay, Lien, et al., 1978
Mackay, G.I.; Lien, M.H.; Hopkinson, A.C.; Bohme, D.K., Experimental and theoretical studies of proton removal from propene, Can. J. Chem., 1978, 56, 131. [all data]

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Froelicher, Freiser, et al., 1986
Froelicher, S.W.; Freiser, B.S.; Squires, R.R., The C₃H₅^- isomers. Experimental and theoretical studies of the tautomeric propenyl ions and the cyclopropyl anion in the gas phase, J. Am. Chem. Soc., 1986, 108, 2853. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  AE	Appearance energy
  Cp,gas	Constant pressure heat capacity of gas
  Cp,liquid	Constant pressure heat capacity of liquid
  IE (evaluated)	Recommended ionization energy
  Pc	Critical pressure
  Ptriple	Triple point pressure
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  Ttrs	Temperature of phase transition
  Vc	Critical volume
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  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
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ΔvapS	Entropy of vaporization
  ρc	Critical density

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