Vibrational levels (cm-1)
Mode Number |
Symmetry |
Frequency |
Intensity |
Comment |
Description |
Fundamental(cm-1) |
Harmonic(cm-1) |
Reference |
(km mol-1) |
unc. |
Reference |
1 |
A1 |
2996 |
|
Shim |
|
|
|
|
|
2 |
A1 |
2817 |
|
Shim |
|
|
|
|
|
3 |
A1 |
1464 |
|
Shim |
|
|
|
|
|
4 |
A1 |
1452 |
|
Shim |
|
|
|
|
|
5 |
A1 |
1244 |
|
Shim |
|
|
|
|
|
6 |
A1 |
928 |
|
Shim |
|
|
|
|
|
7 |
A1 |
418 |
|
Shim |
|
|
|
|
|
8 |
A2 |
2952 |
|
Shim |
|
|
|
|
|
9 |
A2 |
1464 |
|
Shim |
|
|
|
|
|
10 |
A2 |
1150 |
|
Shim |
|
|
|
|
|
11 |
A2 |
203 |
|
Shim |
|
|
|
|
|
12 |
B1 |
2925 |
|
Shim |
|
|
|
|
|
13 |
B1 |
1464 |
|
Shim |
|
|
|
|
|
14 |
B1 |
1179 |
|
Shim |
|
|
|
|
|
15 |
B1 |
242 |
|
Shim |
|
|
|
|
|
16 |
B2 |
2996 |
|
Shim |
|
|
|
|
|
17 |
B2 |
2817 |
|
Shim |
|
|
|
|
|
18 |
B2 |
1464 |
|
Shim |
|
|
|
|
|
19 |
B2 |
1452 |
|
Shim |
|
|
|
|
|
20 |
B2 |
1227 |
|
Shim |
|
|
|
|
|
21 |
B2 |
1102 |
|
Shim |
|
|
|
|
|
vibrational zero-point energy: 16978.0 cm
-1 (from fundamental vibrations)
Calculated vibrational frequencies for
CH
3OCH
3 (Dimethyl ether).
Gas-phase IR spectra can be found in the NIST Chemistry Webbook
here.
Geometric Data
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