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

Diphenylacetylene

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:
L - Sharon G. Lias

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

View reactions leading to C14H10+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)7.94 ± 0.03eVN/AN/AL

Electron affinity determinations

EA (eV) Method Reference Comment
<0.321 ± 0.074ECDWojnarovits and Foldiak, 1981G3MP2B3 calculations indicate an EA of ca. 0.2 eV; B

Ionization energy determinations

IE (eV) Method Reference Comment
7.95 ± 0.08PEElbel, Lienert, et al., 1981LLK
7.90 ± 0.02PEMaier and Turner, 1973LLK
8.0 ± 0.05PEEland, 1972LLK
7.91PERowland, 1971Unpublished result of J.H.D. Eland; LLK
23.4 ± 0.1EINatalis and Franklin, 1965RDSH
8.85 ± 0.05EINatalis and Franklin, 1965RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6H5+20.7 ± 0.1?EINatalis and Franklin, 1965RDSH
C8H6+17.8 ± 0.1?EINatalis and Franklin, 1965RDSH
C9H5+21.3 ± 0.2?EINatalis and Franklin, 1965RDSH
C9H7+17.5 ± 0.1?EINatalis and Franklin, 1965RDSH
C10H6+18.2 ± 0.12C2H2EINatalis and Franklin, 1965RDSH
C11H7+17.5 ± 0.1?EINatalis and Franklin, 1965RDSH
C12H7+17.46 ± 0.06?EINatalis and Franklin, 1965RDSH
C12H8+15.58 ± 0.05?EINatalis and Franklin, 1965RDSH
C12H82+20.5 ± 0.1?EINatalis and Franklin, 1965RDSH
C14H8+16.66 ± 0.05H2EINatalis and Franklin, 1965RDSH
C14H9+15.1 ± 0.1HEINatalis and Franklin, 1965RDSH

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.

Wojnarovits and Foldiak, 1981
Wojnarovits, L.; Foldiak, G., Electron capture detection of aromatic hydrocarbons, J. Chromatogr. Sci., 1981, 206, 511. [all data]

Elbel, Lienert, et al., 1981
Elbel, S.; Lienert, K.; Krebs, A.; tom Dieck, H., Phenylethin - mustersonde fur substituenteneffekte, Liebigs Ann. Chem., 1981, 1785. [all data]

Maier and Turner, 1973
Maier, J.P.; Turner, D.W., Steric inhibition of resonance studied by molecular photoelectron spectroscopy. Part 2. Phenylethylenes, J. Chem. Soc. Faraday Trans. 2, 1973, 69, 196. [all data]

Eland, 1972
Eland, J.H.D., Photoelectron spectra and ionization potentials of aromatic hydrocarbons, Int. J. Mass Spectrom. Ion Phys., 1972, 9, 214. [all data]

Rowland, 1971
Rowland, C.G., Kinetic energy distributions of C12H8 fragment ions in the mass spectra of anthracene, phenanthrene and diphenylacetylene, Intern. J. Mass Spectrom. Ion Phys., 1971, 7, 79. [all data]

Natalis and Franklin, 1965
Natalis, P.; Franklin, J.L., Ionization and dissociation of diphenyl and condensed ring aromatics by electron impact. I. Biphenyl, diphenylacetylene, and phenanthrene, J. Phys. Chem., 1965, 69, 2935. [all data]


Notes

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