cyc-C5H6+

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:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 27430 Ar B-X 300 370 Truttmann, Asmis, et al., 1995
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1062 ± 15 Ar AB Truttmann, Asmis, et al., 1995

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 16570 ± 20 gas Derrick, Asbrink, et al., 1971
Derrick, Asbrink, et al., 1971, 2
Truttmann, Asmis, et al., 1995
To = 16500 T Ar A-X 450 650 Truttmann, Asmis, et al., 1995
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 807 ± 15 gas PE Derrick, Asbrink, et al., 1971, 2
Truttmann, Asmis, et al., 1995
835 ± 15 Ar AB Truttmann, Asmis, et al., 1995

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 3 2885 Ar IR Truttmann, Asmis, et al., 1995
4 1452 ± 15 gas PE Derrick, Asbrink, et al., 1971
Derrick, Asbrink, et al., 1971, 2
Truttmann, Asmis, et al., 1995
4 1456 Ar IR Truttmann, Asmis, et al., 1995
6 1325 Ar IR Truttmann, Asmis, et al., 1995
7 1113 ± 15 gas PE Derrick, Asbrink, et al., 1971
Derrick, Asbrink, et al., 1971, 2
Truttmann, Asmis, et al., 1995
9 944 Ar IR Truttmann, Asmis, et al., 1995
10 807 ± 15 gas PE Derrick, Asbrink, et al., 1971
Derrick, Asbrink, et al., 1971, 2
Truttmann, Asmis, et al., 1995
b1 15 2901 Ar IR Truttmann, Asmis, et al., 1995
17 866 Ar IR Truttmann, Asmis, et al., 1995
18 612 Ar IR Truttmann, Asmis, et al., 1995
b2 22 1423 Ar IR Truttmann, Asmis, et al., 1995
23 1313 Ar IR Truttmann, Asmis, et al., 1995
24 1266 Ar IR Truttmann, Asmis, et al., 1995
25 1071 Ar IR Truttmann, Asmis, et al., 1995
26 920 Ar IR Truttmann, Asmis, et al., 1995

Additional references: Jacox, 1998, page 345

Notes

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.

Truttmann, Asmis, et al., 1995
Truttmann, L.; Asmis, K.R.; Bally, T., Electronic and Vibrational Structure and Scaled Density Functional Force Field of Cyclopentadiene and Its Radical Cation, J. Phys. Chem., 1995, 99, 51, 17844, https://doi.org/10.1021/j100051a008 . [all data]

Derrick, Asbrink, et al., 1971
Derrick, P.J.; Asbrink, L.; Edqvist, O.; Jonsson, B.-O.; Lindholm, E., Rydberg series in small molecules. XIII. Photoelectron spectroscopy and electronic structure of cyclopentadiene, Intern. J. Mass Spectrom. Ion Phys., 1971, 6, 203. [all data]

Derrick, Asbrink, et al., 1971, 2
Derrick, P.J.; Asbrink, L.; Edqvist, O.; Lindholm, E., Photoelectron-spectroscopical study of the vibrations of furan, thiophene, pyrrole and cyclopentadiene, Spectrochim. Acta, 1971, 27A, 2525. [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]

Notes

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