Biphenyl

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:
MM - Michael M. Meot-Ner (Mautner)
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 C12H10+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)8.16 ± 0.13eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)813.6kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity782.9kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
<0.130 ± 0.035ECDWojnarovits and Foldiak, 1981EA is an upper limit: Chen and Wentworth, 1989. G3MP2B3 calculations indicate an EA of ca. -0.02 eV, anion unbound.; B

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
808.8Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
780.7Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Ionization energy determinations

IE (eV) Method Reference Comment
8.80 ± 0.05EILoudon and Mazengo, 1974LLK
8.9EIKoppel, Schwarz, et al., 1974LLK
7.95 ± 0.02PEMaier and Turner, 1972LLK
8.23 ± 0.01PEDewar, Haselbach, et al., 1970RDSH
8.20 ± 0.05PEEland and Danby, 1968RDSH
8.46CTSSlifkin and Allison, 1967RDSH
8.22 ± 0.15EIEland, Shepherd, et al., 1966RDSH
8.27 ± 0.01PIWatanabe, Nakayama, et al., 1962RDSH
8.64CTSKinoshita, 1962RDSH
8.35CTSBriegleb, Czekalla, et al., 1961RDSH
8.4CTSBriegleb and Czekalla, 1959RDSH
8.39PEAkiyama, Li, et al., 1979Vertical value; LLK
8.34PERuscic, Kovac, et al., 1978Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6H4+18.1 ± 0.3?EINatalis and Franklin, 1965RDSH
C6H5+18.2 ± 0.5?EINatalis and Franklin, 1965RDSH
C7H5+20.9 ± 0.2?EINatalis and Franklin, 1965RDSH
C8H6+18.10 ± 0.05?EINatalis and Franklin, 1965RDSH
C9H7+16.08 ± 0.05?EINatalis and Franklin, 1965RDSH
C10H8+14.81 ± 0.05?EINatalis and Franklin, 1965RDSH
C11H7+14.8 ± 0.2CH3EILoudon and Mazengo, 1974LLK
C12H8+16.89 ± 0.08?EINatalis and Franklin, 1965RDSH
C12H9+13.6 ± 0.2HEILoudon and Mazengo, 1974LLK
C12H9+14.36HEINatalis and Franklin, 1965RDSH
C12H82+22.0 ± 1.0?EINatalis 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.

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]

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

Chen and Wentworth, 1989
Chen, E.C.M.; Wentworth, W.E., Experimental Determination of Electron Affinities of Organic Molecules, Mol. Cryst. Liq. Cryst., 1989, 171, 271. [all data]

Aue, Guidoni, et al., 2000
Aue, D.H.; Guidoni, M.; Betowski, L.D., Ab initio calculated gas-phase basicities of polynuclear aromatic hydrocarbons, Int. J. Mass Spectrom., 2000, 201, 283. [all data]

Loudon and Mazengo, 1974
Loudon, A.G.; Mazengo, R.Z., Steric strain and electron-impact. The behaviour of some n, n'-dimethyl- 1,1-binaphthyls, some n, n'-dimethylbiphenyls and model compounds, Org. Mass Spectrom., 1974, 8, 179. [all data]

Koppel, Schwarz, et al., 1974
Koppel, C.; Schwarz, H.; Bohlmann, F., Elektronenstossinduzierte fragmentierung von acetylenverbindungen, Org. Mass Spectrom., 1974, 9, 324. [all data]

Maier and Turner, 1972
Maier, J.P.; Turner, D.W., Steric inhibition of resonance studied by molecular photoelectron spectroscopy. Part I. Biphenyls, Faraday Discuss. Chem. Soc., 1972, 54, 149. [all data]

Dewar, Haselbach, et al., 1970
Dewar, M.J.S.; Haselbach, E.; Worley, S.D., Calculated and observed ionization potentials of unsaturated polycyclic hydrocarbons; calculated heats of formation by several semiempirical s.c.f. m.o. methods, Proc. Roy. Soc. (London), 1970, A315, 431. [all data]

Eland and Danby, 1968
Eland, J.H.D.; Danby, C.J., Inner ionization potentials of aromatic compounds, Z. Naturforsch., 1968, 23a, 355. [all data]

Slifkin and Allison, 1967
Slifkin, M.A.; Allison, A.C., Measurement of ionization potentials from contact charge transfer spectra, Nature, 1967, 215, 949. [all data]

Eland, Shepherd, et al., 1966
Eland, J.H.D.; Shepherd, P.J.; Danby, C.J., Ionization potentials of aromatic molecules determined by analytical interpretation of electron impact data, Z. Naturforsch., 1966, 21a, 1580. [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]

Kinoshita, 1962
Kinoshita, M., The absorption spectra of the molecular complexes of aromatic compounds with p-bromanil, Bull. Chem. Soc. Japan, 1962, 35, 1609. [all data]

Briegleb, Czekalla, et al., 1961
Briegleb, G.; Czekalla, J.; Reuss, G., Mesomeriemomente und Elektronenuberfuhrungsbanden von Elektronen-donator-akzeptor-komplexen des Chloranils und Tetracyanathylens mit aromatischen Kohlenwasserstoffen, Z. Phys. Chem. (Neue Folge), 1961, 30, 333. [all data]

Briegleb and Czekalla, 1959
Briegleb, G.; Czekalla, J., Die Bestimmung von lonisierungsenergien aus den Spektren von Elektronenubergangskomplexen, Z.Elektrochem., 1959, 63, 6. [all data]

Akiyama, Li, et al., 1979
Akiyama, I.; Li, K.C.; LeBreton, P.R.; Fu, P.P.; Harvey, R.G., Ultraviolet photoelectron studies of polycyclic aromatic hydrocarbons. The ground-state electronic structure of aryloxiranes and metabolites of benzo[a]pyrene, J. Phys. Chem., 1979, 83, 2997. [all data]

Ruscic, Kovac, et al., 1978
Ruscic, B.; Kovac, B.; Klasinc, L.; Gusten, H., Photoelectron spectroscopy of J. Heterocycl. Chem.. Fluorene analogues, Z. Naturforsch. A:, 1978, 33, 1006. [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