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2-Propynylidyne

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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 compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

View reactions leading to C3H+ (ion structure unspecified)

Electron affinity determinations

EA (eV) Method Reference Comment
1.9990 ± 0.0030N/ASheehan, Parsons, et al., 2008cyclic isomer, singlet anion ground state.; B
1.8440 ± 0.0030N/ASheehan, Parsons, et al., 2008Linear/bent isomer, triplet anion, doublet neutral; B
1.858 ± 0.027LPESOakes and Ellison, 1986From propene discharge; geometry unspecified. Liekly linear/bent form ( Sheehan, Parsons, et al., 2008); B

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3+17.1 ± 0.5HEIDibeler, Reese, et al., 1961RDSH

References

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

Sheehan, Parsons, et al., 2008
Sheehan, S.M.; Parsons, B.F.; Zhou, J.; Garand, E.; Yen, T.A.; Moore, D.T.; Neumark, D.M., Characterization of cyclic and linear C3H- and C3H via anion photoelectron spectroscopy, J. Chem. Phys., 2008, 128, 3, 034301, https://doi.org/10.1063/1.2812561 . [all data]

Oakes and Ellison, 1986
Oakes, J.M.; Ellison, G.B., Photoelectron spectroscopy of radical anions, Tetrahedron, 1986, 42, 6263. [all data]

Dibeler, Reese, et al., 1961
Dibeler, V.H.; Reese, R.M.; Franklin, J.L., Mass spectrometric study of cyanogen and cyanoacetylenes, J. Am. Chem. Soc., 1961, 83, 1813. [all data]


Notes

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