Vibrational Frequencies calculated at MP2=FULL/STO-3G
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 |
1969 |
1750 |
142.71 |
5.37 |
0.20 |
0.34 |
2 |
Σ |
563 |
500 |
121.94 |
10.63 |
0.33 |
0.49 |
3 |
Π |
206 |
183 |
0.31 |
1.19 |
0.75 |
0.86 |
3 |
Π |
206 |
183 |
0.31 |
1.19 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1471.5 cm
-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 1308.0 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.