Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

2-Propenenitrile

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase ion energetics data

Go To: Top, 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 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
Deltar371.1 ± 2.2kcal/molG+TSBartmess, 1980gas phase; value altered from reference due to change in acidity scale; B
Deltar364.3 ± 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
Deltar365.3 ± 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

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