Vibrational Frequencies calculated at MP2/3-21G
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
A1 |
3155 |
3011 |
10.74 |
88.92 |
0.02 |
0.04 |
2 |
A1 |
1427 |
1362 |
15.57 |
0.38 |
0.72 |
0.84 |
3 |
A1 |
643 |
614 |
24.90 |
25.41 |
0.34 |
0.51 |
4 |
E |
3271 |
3122 |
2.70 |
48.86 |
0.75 |
0.86 |
4 |
E |
3271 |
3122 |
2.70 |
48.86 |
0.75 |
0.86 |
5 |
E |
1575 |
1503 |
8.07 |
19.00 |
0.75 |
0.86 |
5 |
E |
1575 |
1503 |
8.07 |
19.00 |
0.75 |
0.86 |
6 |
E |
1030 |
983 |
4.23 |
11.51 |
0.75 |
0.86 |
6 |
E |
1030 |
983 |
4.23 |
11.51 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8487.5 cm
-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 8101.4 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.