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1,3-Butadiyne

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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: Takehiko Shimanouchi

Symmetry:   Dinftyh     Symmetry Number sigma = 2


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

«sigma»g+ 1 CH str 3293  D  ia 3293 VW liq.
«sigma»g+ 2 C«equiv»C str 2184  C  ia 2184 VS gas
«sigma»g+ 3 C-C str 874  C  ia 874 W gas
«sigma»u+ 4 CH str 3329  C 3329 VS gas  ia
«sigma»u+ 5 C«equiv»C str 2020  C 2020 M gas  ia
«pi»g 6 CH bend 627  C  ia 627 M gas
«pi»g 7 CCC bend 482  C  ia 482 S gas
«pi»u 8 CH bend 630  B 630 VS gas  ia
«pi»u 9 CCC bend 231  E  ia 231 VW liq.

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
VWVery weak
iaInactive
B1~3 cm-1 uncertainty
C3~6 cm-1 uncertainty
D6~15 cm-1 uncertainty
E15~30 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.

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

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