C6H6+
- Formula: C6H6+
- Molecular weight: 78.1113
- CAS Registry Number: 34504-50-2
- Information on this page:
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Vibrational and/or electronic energy levels
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 compiled by: Marilyn E. Jacox
State: G
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Txx = 61320 ± 10 | gas | Asbrink, Lindholm, et al., 1970 | |||||
Kimura, et al., 1981 | |||||||
Baltzer, Karlsson, et al., 1997 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1g | 1 | CH stretch | 2790 ± 100 | gas | PE | Asbrink, Lindholm, et al., 1970 | |
2 | Ring stretch | 960 ± 10 | gas | PE | Asbrink, Lindholm, et al., 1970 Baltzer, Karlsson, et al., 1997 | ||
State: F
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Txx = 50265 ± 10 | gas | Asbrink, Lindholm, et al., 1970 | |||||
Kimura, et al., 1981 | |||||||
Baltzer, Karlsson, et al., 1997 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1g | 1 | CH stretch | 1694 ± 8 | gas | PE | Baltzer, Karlsson, et al., 1997 | |
State: E
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Txx = 44700 ± 100 | gas | Kimura, et al., 1981 | |||||
Baltzer, Karlsson, et al., 1997 | |||||||
State: D
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Txx = 38220 ± 100 | gas | Kimura, et al., 1981 | |||||
Baltzer, Karlsson, et al., 1997 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
e2g | 18 | Ring deform. | 508 | T | gas | PE | Baltzer, Karlsson, et al., 1997 |
State: C
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Txx = 25310 ± 100 | gas | Kimura, et al., 1981 | |||||
Baltzer, Karlsson, et al., 1997 | |||||||
Tx = 24000 | T | Ne | Bondybey, Miller, et al., 1980 | ||||
State: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 18117 | gas | B-X | 510 | 550 | Walter, Weinkauf, et al., 1989 | ||
Taylor, Goode, et al., 1995 | |||||||
Goode, Hofstein, et al., 1997 | |||||||
Baltzer, Karlsson, et al., 1997 | |||||||
Johnson, 2002 | |||||||
Kwon, Kim, et al., 2003 | |||||||
Tx = 18100 | T | Ar | B,C-X | 420 | 547 | Miller and Andrews, 1980 | |
Miller, Andrews, et al., 1980 | |||||||
State: X
Additional references: Jacox, 1994, page 388; Jacox, 1998, page 347; Jacox, 2003, page 368; Chewter, Sander, et al., 1987; Tsuchiya, Fujii, et al., 1989; Lindner, Sekiya, et al., 1993, 2; Neuhauser, Siglow, et al., 1997; Rennie, Johnson, et al., 1998; Ford, Lindner, et al., 2003
Notes
w | Weak |
m | Medium |
vs | Very strong |
I | Component of an inversion doublet |
T | Tentative assignment or approximate value |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
x | Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state. |
xx | Energy separation between the band maxima of both the excited state and the ground state of a molecular cation, derived from a photoelectron spectrum. |
b | Broad |
A | 0~1 cm-1 uncertainty |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Asbrink, Lindholm, et al., 1970
Asbrink, L.; Lindholm, E.; Edqvist, O.,
Jahn-Teller effect in the vibrational structure of the photoelectron spectrum of benzene,
Chem. Phys. Lett., 1970, 5, 609. [all data]
Kimura, et al., 1981
Kimura, K., et al.,
Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, 1981, Halsted Press, New York. [all data]
Baltzer, Karlsson, et al., 1997
Baltzer, P.; Karlsson, L.; Wannberg, B.; Ohrwall, G.; Holland, D.M.P.; MacDonald, M.A.; Hayes, M.A.; von Niessen, W.,
An experimental and theoretical study of the valence shell photoelectron spectrum of the benzene molecule,
Chem. Phys., 1997, 224, 1, 95, https://doi.org/10.1016/S0301-0104(97)00244-9
. [all data]
Bondybey, Miller, et al., 1980
Bondybey, V.E.; Miller, T.A.; English, J.H.,
Electronic absorption spectra of molecular cations,
J. Chem. Phys., 1980, 72, 3, 2193, https://doi.org/10.1063/1.439316
. [all data]
Walter, Weinkauf, et al., 1989
Walter, K.; Weinkauf, R.; Boesl, U.; Schlag, E.W.,
Spectroscopy of the benzene cation: Resonance-enhanced multiphoton dissociation spectra of the B(E2g)←X(E1g) transition,
Chem. Phys. Lett., 1989, 155, 1, 8, https://doi.org/10.1016/S0009-2614(89)87351-8
. [all data]
Taylor, Goode, et al., 1995
Taylor, D.P.; Goode, J.G.; LeClaire, J.E.; Johnson, P.M.,
Photoinduced Rydberg ionization spectroscopy,
J. Chem. Phys., 1995, 103, 14, 6293, https://doi.org/10.1063/1.470409
. [all data]
Goode, Hofstein, et al., 1997
Goode, J.G.; Hofstein, J.D.; Johnson, P.M.,
The observation of strong pseudo-Jahn--Teller activity in the benzene cation B [sup 2]E[sub 2g] state,
J. Chem. Phys., 1997, 107, 6, 1703, https://doi.org/10.1063/1.474526
. [all data]
Johnson, 2002
Johnson, P.M.,
The Jahn--Teller effect in the lower electronic states of benzene cation. II. Vibrational analysis and coupling constants of the B [sup 2]E[sub 2g] state,
J. Chem. Phys., 2002, 117, 22, 10001, https://doi.org/10.1063/1.1519007
. [all data]
Kwon, Kim, et al., 2003
Kwon, C.H.; Kim, H.L.; Kim, M.S.,
Vacuum ultraviolet mass-analyzed threshold ionization spectroscopy of benzene: Vibrational analysis of C[sub 6]H[sub 6][sup +] and C[sub 6]D[sub 6][sup +] in the B [sup 2]E[sub 2g] state,
J. Chem. Phys., 2003, 119, 8, 4305, https://doi.org/10.1063/1.1592512
. [all data]
Miller and Andrews, 1980
Miller, J.H.; Andrews, L.,
Fluorescence spectrum of the benzene radical cation in solid argon,
Chem. Phys. Lett., 1980, 72, 1, 90, https://doi.org/10.1016/0009-2614(80)80248-X
. [all data]
Miller, Andrews, et al., 1980
Miller, J.H.; Andrews, L.; Lund, P.A.; Schatz, P.N.,
Argon matrix photolysis and photoionization studies of benzene. Absorption spectrum of benzene cation and benzene dimer cation,
J. Chem. Phys., 1980, 73, 10, 4932, https://doi.org/10.1063/1.440023
. [all data]
Kwon, Kim, et al., 2003, 2
Kwon, C.H.; Kim, H.L.; Kim, M.S.,
Vacuum ultraviolet mass-analyzed threshold ionization spectroscopy of benzene: Vibrational analysis of C[sub 6]H[sub 6][sup +] and C[sub 6]D[sub 6][sup +] in the X [sup 2]E[sub 1g] state,
J. Chem. Phys., 2003, 119, 1, 215, https://doi.org/10.1063/1.1577317
. [all data]
Long, Meek, et al., 1983
Long, S.R.; Meek, J.T.; Reilly, J.P.,
The laser photoelectron spectrum of gas phase benzene,
J. Chem. Phys., 1983, 79, 7, 3206, https://doi.org/10.1063/1.446229
. [all data]
Muller, Fan, et al., 1989
Muller, G.; Fan, J.Y.; Lyman, J.L.; Schmid, W.E.; Kompa, K.L.,
Two-laser resonance-enhanced photoionization spectrum of benzene,
J. Chem. Phys., 1989, 90, 7, 3490, https://doi.org/10.1063/1.455859
. [all data]
Burrill, Zhou, et al., 2003
Burrill, A.B.; Zhou, J.T.; Johnson, P.M.,
Mass-Analyzed Threshold Ionization Spectra of C,
J. Phys. Chem. A, 2003, 107, 23, 4601, https://doi.org/10.1021/jp027643g
. [all data]
Burrill, Xhung, et al., 2004
Burrill, A.B.; Xhung, Y.K.; Mann, H.A.; Johnson, P.M.,
The Jahn--Teller effect in the lower electronic states of benzene cation. III. The ground-state vibrations of C[sub 6]H[sub 6][sup +] and C[sub 6]D[sub 6][sup +],
J. Chem. Phys., 2004, 120, 18, 8587, https://doi.org/10.1063/1.1691818
. [all data]
Bakker, Satink, et al., 2002
Bakker, J.M.; Satink, R.G.; von Helden, G.; Meijer, G.,
Infrared photodissociation spectroscopy of benzene???Ne,Ar complex cations,
Phys. Chem. Chem. Phys., 2002, 4, 1, 24, https://doi.org/10.1039/b108221c
. [all data]
Satink, Piest, et al., 1999
Satink, R.G.; Piest, H.; von Helden, G.; Meijer, G.,
The infrared spectrum of the benzene--Ar cation,
J. Chem. Phys., 1999, 111, 24, 10750, https://doi.org/10.1063/1.480438
. [all data]
Dopfer, Olkhov, et al., 1999
Dopfer, O.; Olkhov, R.V.; Maier, J.P.,
Infrared photodissociation spectra of the C--H stretch vibrations of C[sub 6]H[sub 6][sup +]--Ar, C[sub 6]H[sub 6][sup +]--N[sub 2], and C[sub 6]H[sub 6][sup +]--(CH[sub 4])[sub 1--4],
J. Chem. Phys., 1999, 111, 24, 10754, https://doi.org/10.1063/1.480492
. [all data]
Lindner, Sekiya, et al., 1993
Lindner, R.; Sekiya, H.; Muller-Dethlefs, K.,
Dynamischer Jahn-Teller-Effekt im Benzol-Kation: Rotationsaufgelöste ZEKE Photoelektronenspektren derv6(e2g)-Mode,
Angew. Chem., 1993, 105, 9, 1384, https://doi.org/10.1002/ange.19931050923
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Chewter, Sander, et al., 1987
Chewter, L.A.; Sander, M.; Muller-Dethlefs, K.; Schalg, E.W.,
High resolution zero kinetic energy photoelectron spectroscopy of benzene and determination of the ionization potential,
J. Chem. Phys., 1987, 86, 4737. [all data]
Tsuchiya, Fujii, et al., 1989
Tsuchiya, Y.; Fujii, M.; Ito, M.,
Electronic spectra of isolated cations in supersonic jets by mass-selected ion-dip spectroscopy. Cations of benzene, p-difluorobenzene, and 1,3,5-trifluorobenzene,
J. Chem. Phys., 1989, 90, 12, 6965, https://doi.org/10.1063/1.456272
. [all data]
Lindner, Sekiya, et al., 1993, 2
Lindner, R.; Sekiya, H.; Beyl, B.; Muller-Dethlefs, K.,
Struktur und Symmetrie des Benzol-Kations,
Angew. Chem., 1993, 105, 4, 631, https://doi.org/10.1002/ange.19931050439
. [all data]
Neuhauser, Siglow, et al., 1997
Neuhauser, R.G.; Siglow, K.; Neusser, H.J.,
High n Rydberg spectroscopy of benzene: Dynamics, ionization energy and rotational constants of the cation,
J. Chem. Phys., 1997, 106, 3, 896, https://doi.org/10.1063/1.473170
. [all data]
Rennie, Johnson, et al., 1998
Rennie, E.E.; Johnson, C.A.F.; Parker, J.E.; Holland, D.M.P.; Shaw, D.A.; Hayes, M.A.,
A photoabsorption, photodissociation and photoelectron spectroscopy study of C6H6 and C6D6,
Chem. Phys., 1998, 229, 1, 107, https://doi.org/10.1016/S0301-0104(97)00373-X
. [all data]
Ford, Lindner, et al., 2003
Ford, M.; Lindner, R.; Muller-Dethlefs, K.,
Fully rotationally resolved ZEKE photoelectron spectroscopy of C,
Mol. Phys., 2003, 101, 4-5, 705, https://doi.org/10.1080/0026897021000054916
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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