Vibrational Frequencies calculated at CCSD/cc-pVTZ
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
Σ |
3501 |
3295 |
84.64 |
|
|
|
2 |
Σ |
2205 |
2075 |
27.53 |
|
|
|
3 |
Σ |
758 |
713 |
8.00 |
|
|
|
4 |
Π |
648 |
610 |
45.41 |
|
|
|
4 |
Π |
648 |
610 |
45.41 |
|
|
|
5 |
Π |
346 |
325 |
3.13 |
|
|
|
5 |
Π |
346 |
325 |
3.13 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4225.3 cm
-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 3976.9 cm
-1
See section
III.C.1 List or set vibrational scaling factors
to change the scale factors used here.
See section
III.C.2
Calculate a vibrational scaling factor for a given set of molecules
to determine the least squares best scaling factor.