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1-Propanol

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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 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
LL - Sharon G. Lias and Joel F. Liebman

View reactions leading to C3H8O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.22 ± 0.06eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)786.5kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity756.1kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
10.22 ± 0.07EIBowen and Maccoll, 1984LBLHLM
10.0EIMcLafferty, Bente, et al., 1973LLK
10.15 ± 0.025PEJohnstone and Mellon, 1972LLK
10.16 ± 0.03EIJohnstone and Mellon, 1972LLK
10.32 ± 0.02PECocksey, Eland, et al., 1971LLK
10.25PEDewar and Worley, 1969RDSH
10.22 ± 0.04PIRefaey and Chupka, 1968RDSH
10.20PIWatanabe, Nakayama, et al., 1962RDSH
10.51PEBenoit and Harrison, 1977Vertical value; LLK
10.52 ± 0.03PEPeel and Willett, 1975Vertical value; LLK
10.51PERobin and Kuebler, 1973Vertical value; LLK
10.49PEKatsumata, Iwai, et al., 1973Vertical value; LLK
10.48PEBaker, Betteridge, et al., 1971Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH3O+11.20C2H5EIHolmes, Lossing, et al., 1988LL
CH3O+12.3 ± 0.9C2H5EIBowen and Maccoll, 1984LBLHLM
CH3O+11.50 ± 0.08C2H3EISelim and Helal, 1981LLK
CH3O+11.16 ± 0.03C2H5EIJohnstone and Mellon, 1972LLK
CH3O+~11.3C2H5PIRefaey and Chupka, 1968RDSH
CH3O+~11.11C2H5PIChupka, 1959RDSH
C2H3+14.7?EIFriedman, Long, et al., 1957RDSH
C2H4+~11.9?PIRefaey and Chupka, 1968RDSH
C2H5+12.3CH2OHPIRefaey and Chupka, 1968RDSH
C2H5O+11.35 ± 0.04CH3EISolka and Russell, 1974LLK
C2H5O+11.1 ± 0.1CH3PIRefaey and Chupka, 1968RDSH
C2H5O+11.1CH3EIFriedman, Long, et al., 1957RDSH
C3H3+15.6?EIFriedman, Long, et al., 1957RDSH
C3H5+12.6?PIRefaey and Chupka, 1968RDSH
C3H6+10.56 ± 0.05H2OEIHolmes, Mommers, et al., 1984LBLHLM
C3H6+10.65 ± 0.09H2OEIBowen and Maccoll, 1984LBLHLM
C3H6+10.3H2OEIMcLafferty, Bente, et al., 1973LLK
C3H6+10.33 ± 0.03H2OEIJohnstone and Mellon, 1972LLK
C3H6+10.65 ± 0.03H2OPIRefaey and Chupka, 1968RDSH
C3H6+10.50H2OPIChupka, 1959RDSH
C3H7+11.6 ± 0.1OHPIRefaey and Chupka, 1968RDSH
C3H7O+10.72 ± 0.09HEIBowen and Maccoll, 1984LBLHLM
C3H7O+10.2HEIMcLafferty, Bente, et al., 1973LLK
C3H7O+10.48 ± 0.03HEIJohnstone and Mellon, 1972LLK
C3H7O+10.72HPIRefaey and Chupka, 1968RDSH
C3H7O+10.69HEILambdin, Tuffly, et al., 1959RDSH

De-protonation reactions

C3H7O- + Hydrogen cation = 1-Propanol

By formula: C3H7O- + H+ = C3H8O

Quantity Value Units Method Reference Comment
Deltar1572. ± 5.4kJ/molD-EAEllison, Engleking, et al., 1982gas phase; B
Deltar1573. ± 8.8kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Deltar1574. ± 8.4kJ/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Quantity Value Units Method Reference Comment
Deltar1545. ± 5.9kJ/molH-TSEllison, Engleking, et al., 1982gas phase; B
Deltar1546. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Deltar1546. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B

References

Go To: Top, 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.

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]

Bowen and Maccoll, 1984
Bowen, R.D.; Maccoll, A., Low energy, low temperature mass spectra, Org. Mass Spectrom., 1984, 19, 379. [all data]

McLafferty, Bente, et al., 1973
McLafferty, F.W.; Bente, P.F., III; Kornfeld, R.; Tsai, S.-C.; Howe, I., Collisional activation spectra of organic ions, J. Am. Chem. Soc., 1973, 95, 2120. [all data]

Johnstone and Mellon, 1972
Johnstone, R.A.W.; Mellon, F.A., Electron-impact ionization and appearance potentials, J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1209. [all data]

Cocksey, Eland, et al., 1971
Cocksey, B.J.; Eland, J.H.D.; Danby, C.J., The effect of alkyl substitution on ionisation potential, J. Chem. Soc., 1971, (B), 790. [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]

Refaey and Chupka, 1968
Refaey, K.M.A.; Chupka, W.A., Photoionization of the lower aliphatic alcohols with mass analysis, J. Chem. Phys., 1968, 48, 5205. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Benoit and Harrison, 1977
Benoit, F.M.; Harrison, A.G., Predictive value of proton affinity. Ionization energy correlations involving oxygenated molecules, J. Am. Chem. Soc., 1977, 99, 3980. [all data]

Peel and Willett, 1975
Peel, J.B.; Willett, G.D., Photoelectron spectroscopic studies of the higher alcohols, Aust. J. Chem., 1975, 28, 2357. [all data]

Robin and Kuebler, 1973
Robin, M.B.; Kuebler, N.A., Excited electronic states of the simple alcohols, J. Electron Spectrosc. Relat. Phenom., 1973, 1, 13. [all data]

Katsumata, Iwai, et al., 1973
Katsumata, S.; Iwai, T.; Kimura, K., Photoelectron spectra and sum rule consideration. Higher alkyl amines and alcohols, Bull. Chem. Soc. Jpn., 1973, 46, 3391. [all data]

Baker, Betteridge, et al., 1971
Baker, A.D.; Betteridge, D.; Kemp, N.R.; Kirby, R.E., Application of photoelectron spectrometry to pesticide analysis. II.Photoelectron spectra of hydroxy-, and halo-alkanes and halohydrins, Anal. Chem., 1971, 43, 375. [all data]

Holmes, Lossing, et al., 1988
Holmes, J.L.; Lossing, F.P.; Maccoll, A., Heats of formation of alkyl radicals from appearance energies, J. Am. Chem. Soc., 1988, 110, 7339. [all data]

Selim and Helal, 1981
Selim, E.T.M.; Helal, A.I., Heat of formation of CH2=OH+ fragment ion, Indian J. Pure Appl. Phys., 1981, 19, 977. [all data]

Chupka, 1959
Chupka, W.A., Effect of unimolecular decay kinetics on the interpretation of appearance potentials, J. Chem. Phys., 1959, 30, 191. [all data]

Friedman, Long, et al., 1957
Friedman, L.; Long, F.A.; Wolfsberg, M., Study of the mass spectra of the lower aliphatic alcohols, J. Chem. Phys., 1957, 27, 613. [all data]

Solka and Russell, 1974
Solka, B.H.; Russell, M.E., Energetics of formation of some structural isomers of gaseous C2H5O+ C2H6N+ ions, J. Phys. Chem., 1974, 78, 1268. [all data]

Holmes, Mommers, et al., 1984
Holmes, J.L.; Mommers, A.A.; Szulejko, J.E.; Terlouw, J.K., Two new stable [C3H8O]+ isomers: The radical cations [C3H6OH2]+, J. Chem. Soc., Chem. Commun., 1984, 165. [all data]

Lambdin, Tuffly, et al., 1959
Lambdin, W.J.; Tuffly, B.L.; Yarborough, V.A., Appearance potentials as obtained with an analytical mass spectrometer, Appl. Spectry., 1959, 13, 71. [all data]

Ellison, Engleking, et al., 1982
Ellison, G.B.; Engleking, P.C.; Lineberger, W.C., Photoelectron spectroscopy of alkoxide and enolate negative ions, J. Phys. Chem., 1982, 86, 4873. [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Haas and Harrison, 1993
Haas, M.J.; Harrison, A.G., The Fragmentation of Proton-Bound Cluster Ions and the Gas-Phase Acidities of Alcohols, Int. J. Mass Spectrom. Ion Proc., 1993, 124, 2, 115, https://doi.org/10.1016/0168-1176(93)80003-W . [all data]


Notes

Go To: Top, Gas phase ion energetics data, References