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cyc-C7H6


Vibrational and/or electronic energy levels

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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 by: Marilyn E. Jacox

State:   ?


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 25600 T Ar McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a 1 3048 w m Ar IR Matzinger and Bally, 2000
2 3041 m s Ar IR Matzinger and Bally, 2000
3 3021 w Ar IR Matzinger and Bally, 2000
4 1527 w Ar IR Matzinger and Bally, 2000
5 1422 w Ar IR West, Chapman, et al., 1982
Matzinger and Bally, 2000
6 1364 w m Ar IR West, Chapman, et al., 1982
Matzinger and Bally, 2000
7 1211 w Ar IR Matzinger and Bally, 2000
8 1104 w Ar IR Matzinger and Bally, 2000
9 1012 w Ar IR Matzinger and Bally, 2000
10 966 w m Ar IR West, Chapman, et al., 1982
Matzinger and Bally, 2000
11 913 w m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000
12 826 w Ar IR Matzinger and Bally, 2000
13 798 w Ar IR Matzinger and Bally, 2000
14 689 m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Chapman and Abelt, 1987
Matzinger and Bally, 2000
15 581 m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000
16 404 m Ar IR West, Chapman, et al., 1982
Matzinger and Bally, 2000
17 302 w m Ar IR Matzinger and Bally, 2000
b 18 3038 vs Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000
20 3013 w m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000
21 1823 w m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Chapman and Abelt, 1987
Matzinger and Bally, 2000
22 1579 w Ar IR Matzinger and Bally, 2000
23 1380 w m Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Chapman and Abelt, 1987
Matzinger and Bally, 2000
24 1285 w Ar IR Matzinger and Bally, 2000
25 1189 w Ar IR West, Chapman, et al., 1982
Matzinger and Bally, 2000
26 1019 w Ar IR Matzinger and Bally, 2000
27 952 w Ar IR Matzinger and Bally, 2000
28 874 w m Ar IR Matzinger and Bally, 2000
29 772 s Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Chapman and Abelt, 1987
Matzinger and Bally, 2000
30 679 vs Ar IR West, Chapman, et al., 1982
McMahon, Abelt, et al., 1987
Matzinger and Bally, 2000
31 482 w Ar IR Matzinger and Bally, 2000
32 362 w m Ar IR Matzinger and Bally, 2000
33 298 w Ar IR Matzinger and Bally, 2000

Additional references: Jacox, 1994, page 391; Jacox, 2003, page 371

Notes

wWeak
mMedium
sStrong
vsVery strong
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.

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.

McMahon, Abelt, et al., 1987
McMahon, R.J.; Abelt, C.J.; Chapman, O.L.; Johnson, J.W.; Kreil, C.L.; LeRoux, J.-P.; Mooring, A.M.; West, P.R., 1,2,4,6-Cycloheptatetraene: the key intermediate in arylcarbene interconversions and related C7H6 rearrangements, J. Am. Chem. Soc., 1987, 109, 8, 2456, https://doi.org/10.1021/ja00242a034 . [all data]

Matzinger and Bally, 2000
Matzinger, S.; Bally, T., Spectroscopic Characterization of Matrix-Isolated Phenylcarbene and Cycloheptatetraene, J. Phys. Chem. A, 2000, 104, 16, 3544, https://doi.org/10.1021/jp993496j . [all data]

West, Chapman, et al., 1982
West, P.R.; Chapman, O.L.; LeRoux, J.-P., 1,2,4,6-Cycloheptatetraene, J. Am. Chem. Soc., 1982, 104, 6, 1779, https://doi.org/10.1021/ja00370a074 . [all data]

Chapman and Abelt, 1987
Chapman, O.L.; Abelt, C.J., Synthesis and photochemistry of 1-diazo-2-cyclopentene and 2-diazobicyclo[3.2.0]hepta-3,6-diene, J. Org. Chem., 1987, 52, 7, 1218, https://doi.org/10.1021/jo00383a008 . [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, 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]


Notes

Go To: Top, Vibrational and/or electronic energy levels, References