Vibrational Frequencies calculated at MP4/6-311G**
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
Ag |
1743 |
1690 |
|
|
|
|
| 2 |
Ag |
1208 |
1171 |
|
|
|
|
| 3 |
Ag |
635 |
616 |
|
|
|
|
| 4 |
Ag |
428 |
415 |
|
|
|
|
| 5 |
Ag |
293 |
284 |
|
|
|
|
| 6 |
Au |
363 |
352 |
|
|
|
|
| 7 |
Au |
134 |
130 |
|
|
|
|
| 8 |
Bg |
523 |
507 |
|
|
|
|
| 9 |
Bu |
1232 |
1194 |
|
|
|
|
| 10 |
Bu |
894 |
867 |
|
|
|
|
| 11 |
Bu |
429 |
416 |
|
|
|
|
| 12 |
Bu |
179 |
173 |
|
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4029.2 cm
-1
Scaled (by 0.9697) Zero Point Vibrational Energy (zpe) 3907.1 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.