H2C=(cyc-C3H2)+


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:   F


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Tx = 80300 ± 1000 gas Staley and Norden, 1989

State:   E


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Tx = 62500 ± 1000 gas Staley and Norden, 1989

State:   D


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Tx = 49600 ± 1000 gas Staley and Norden, 1989

State:   B,C


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Tx = 39900 ± 1000 gas Staley and Norden, 1989

State:   A


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Tx = 22600 ± 500 gas Staley and Norden, 1989

State:   X


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

a1 1590 ± 20 gas PE Staley and Norden, 1989

Additional references: Jacox, 1994, page 377

Notes

xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Staley and Norden, 1989
Staley, S.W.; Norden, T.D., Structure and energetics of C4H4+ in the gas phase. Photoelectron spectrum of methylenecyclopropene, J. Am. Chem. Soc., 1989, 111, 445. [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]


Notes

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