Vibrational Frequencies calculated at CCSD/TZVP
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 |
3514 |
3354 |
78.62 |
|
|
|
2 |
Σ |
2209 |
2108 |
28.29 |
|
|
|
3 |
Σ |
742 |
708 |
8.69 |
|
|
|
4 |
Π |
545 |
520 |
52.35 |
|
|
|
4 |
Π |
545 |
520 |
52.35 |
|
|
|
5 |
Π |
217 |
207 |
0.00 |
|
|
|
5 |
Π |
217 |
207 |
0.00 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 3994.3 cm
-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 3812.2 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.