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IV.C.1. (XIII.D.1.)

Compare vibrational frequencies in CCCBDB for C2H6O2S (Dimethyl sulfone)

B1B95/aug-cc-pVDZ

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 3078 60 A1 3018 B1 & B2 reversed
2 A1 2960 24 A1 2936  
3 A1 1364 -87 A1 1451  
4 A1 1253 -84 A1 1337  
5 A1 1065 -56 A1 1121  
6 A1 945 -68 A1 1013  
7 A1 644 -59 A1 703  
8 A1 431 -65 A1 496  
9 A1 246 -48 A1 294  
10 A2 3079 55 A2 3024  
11 A2 1352 -53 A2 1405  
12 A2 866 -71 A2 937  
13 A2 264 -62 A2 326  
14 A2 153   A2   CH3 torsion
15 B1 3083 58 B1 3025 B1 & B2 reversed
16 B1 1370 -58 B1 1428 B1 & B2 reversed
17 B1 1229 -40 B1 1269 B1 & B2 reversed
18 B1 919 -67 B1 986 B1 & B2 reversed
19 B1 316 -80 B1 396 B1 & B2 reversed
20 B1 186 -76 B1 262 B1 & B2 reversed
21 B2 3077 60 B2 3017 B1 & B2 reversed
22 B2 2958 22 B2 2936 B1 & B2 reversed
23 B2 1353 -85 B2 1438 B1 & B2 reversed
24 B2 1235 -87 B2 1322 B1 & B2 reversed
25 B2 884 -74 B2 958 B1 & B2 reversed
26 B2 701 -70 B2 771 B1 & B2 reversed
27 B2 413 -52 B2 465 B1 & B2 reversed
The calculated vibrational frequencies were scaled by 0.9579

See section XIII.C.3 List or set vibrational scaling factors to change the scale factors used here.
See section III.B.3.c Calculate a vibrational scaling factor for a set of molecules to determine the least squares best scaling factor.
See section III.B.3.b List of vibrational scaling factors and their uncertainties for information on where the above scaling factor is from.