2-Propenenitrile

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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

View reactions leading to C3H3N+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.91 ± 0.01eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)187.5kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity180.1kcal/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.006505EFDSuess, Liu, et al., 2003Possibly dipole-stabilized anion; G3MP2B3 indicate valence anion is unbound by ca. 0.15 eV; B
0.006895EFDDesfrancois, Abdoul-Carime, et al., 1994EA: 6.9 meV. Dipole-bound state.; B

Ionization energy determinations

IE (eV) Method Reference Comment
10.91PEOhno, Matumoto, et al., 1984LBLHLM
10.91PEKimura, Katsumata, et al., 1981LLK
10.91PELake and Thompson, 1970RDSH
10.91 ± 0.01PIWatanabe, Nakayama, et al., 1962RDSH
11.1PEBieri, Asbrink, et al., 1982Vertical value; LBLHLM
10.92 ± 0.05PEHouk and Munchausen, 1976Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C2H2+13.13 ± 0.10HCNEIMomigny, Urbain, et al., 1965RDSH
C3HN+16.4 ± 0.1?EIChelobov, Dubov, et al., 1969RDSH
C3H2N+13.82 ± 0.08HEIMomigny, Urbain, et al., 1965RDSH
C3N+21.6 ± 0.1?EIChelobov, Dubov, et al., 1969RDSH

De-protonation reactions

C3H2N- + Hydrogen cation = 2-Propenenitrile

By formula: C3H2N- + H+ = C3H3N

Quantity Value Units Method Reference Comment
Δr371.1 ± 2.2kcal/molG+TSBartmess, 1980gas phase; value altered from reference due to change in acidity scale; B
Δr364.3 ± 4.6kcal/molEIAEHeni and Illenberger, 1986gas phase; From CH2=CHCN. G3MP2B3 calculations indicate a dHacdi ca. 374 kcal/mol; B
Quantity Value Units Method Reference Comment
Δr365.3 ± 2.0kcal/molIMREBartmess, 1980gas phase; value altered from reference due to change in acidity scale; 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]

Suess, Liu, et al., 2003
Suess, L.; Liu, Y.; Parthasarathy, R.; Dunning, F.B., Dipole-bound negative ions: Collisional destruction and blackbody-radiation-induced photodetachment, J. Chem. Phys., 2003, 119, 24, 12890-12894, https://doi.org/10.1063/1.1628215 . [all data]

Desfrancois, Abdoul-Carime, et al., 1994
Desfrancois, C.; Abdoul-Carime, H.; Khelifa, N.; Schermann, J.P., Fork 1/r to 1/r2 Potentials: Electron Exchange between Rydberg Atoms and Polar Molecules, Phys. Rev. Lett., 1994, 73, 18, 2436, https://doi.org/10.1103/PhysRevLett.73.2436 . [all data]

Ohno, Matumoto, et al., 1984
Ohno, K.; Matumoto, S.; Imai, K.; Haraa, Y., Penning ionization electron spectroscopy of nitriles, J. Phys. Chem., 1984, 88, 206. [all data]

Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., The photoelectron spectra of some molecules containing the C N group, Proc. Roy. Soc. (London), 1970, A317, 187. [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]

Bieri, Asbrink, et al., 1982
Bieri, G.; Asbrink, L.; Von Niessen, W., 30.4-nm He(II) photoelectron spectra of organic molecules, J. Electron Spectrosc. Relat. Phenom., 1982, 27, 129. [all data]

Houk and Munchausen, 1976
Houk, K.N.; Munchausen, L.L., Ionization potentials, electron affinities, reactivities of cyanoalkenes related electron-deficient alkenes. A frontier molecular orbital treatment of cyanoalkene reactivities in cycloaddition, electrophilic, nucleophilic, and radical reactions., J. Am. Chem. Soc., 1976, 98, 937. [all data]

Momigny, Urbain, et al., 1965
Momigny, J.; Urbain, J.; Wankenne, H., Les effets de l'impact electronique sur la pyridine et les diazines isomeres, Bull. Soc. Roy. Sci. Liege, 1965, 34, 337. [all data]

Chelobov, Dubov, et al., 1969
Chelobov, F.N.; Dubov, S.S.; Tikhomirov, M.V.; Dobrovitskii, M.I.; Gitel', P.O.; Rozenshtein, S.M., Processes in fluoroacrylonitriles under electron impact, Zh. Fiz. Khim., 1969, 43, 33, In original 15. [all data]

Bartmess, 1980
Bartmess, J.E., Solvent effects on ion-molecule reactions. Vinyl anions vs. conjugate addition, J. Am. Chem. Soc., 1980, 102, 2483. [all data]

Heni and Illenberger, 1986
Heni, M.; Illenberger, E., Electron attachment by saturated nitriles. Acrylonitrile (CH2H3CN), and benzonitrile (C6H5CN), Int. J. Mass Spectrom. Ion Phys., 1986, 73, 127. [all data]


Notes

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