Vibrational Frequencies calculated at MP2/CEP-31G
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 |
3081 |
2977 |
145.21 |
143.41 |
0.28 |
0.44 |
2 |
A1 |
1657 |
1601 |
4.21 |
18.96 |
0.11 |
0.20 |
3 |
A1 |
1419 |
1371 |
2.38 |
7.55 |
0.26 |
0.41 |
4 |
A1 |
1003 |
969 |
101.35 |
6.00 |
0.36 |
0.53 |
5 |
A1 |
475 |
459 |
0.16 |
17.60 |
0.35 |
0.52 |
6 |
A1 |
240 |
232 |
14.23 |
0.55 |
0.56 |
0.72 |
7 |
A2 |
946 |
914 |
0.00 |
0.61 |
0.75 |
0.86 |
8 |
A2 |
150 |
145 |
0.00 |
0.74 |
0.75 |
0.86 |
9 |
B1 |
948 |
916 |
2.38 |
0.60 |
0.75 |
0.86 |
10 |
B1 |
117 |
113 |
2.16 |
0.05 |
0.75 |
0.86 |
11 |
B2 |
3064 |
2961 |
0.10 |
2.45 |
0.75 |
0.86 |
12 |
B2 |
1581 |
1528 |
505.06 |
1.86 |
0.75 |
0.86 |
13 |
B2 |
1377 |
1330 |
15.00 |
16.66 |
0.75 |
0.86 |
14 |
B2 |
956 |
923 |
803.11 |
3.49 |
0.75 |
0.86 |
15 |
B2 |
636 |
614 |
45.72 |
0.04 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8824.6 cm
-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 8527.2 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.