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

Compare vibrational frequencies in CCCBDB for CH3CCl3 (Ethane, 1,1,1-trichloro-)

CCSD(T)/6-31G*

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 2966 15 A1 2951  
2 A1 1405 19 A1 1386  
3 A1 1079 4 A1 1075  
4 A1 517 -9 A1 526  
5 A1 344 0 A1 344  
6 A2 308 94 A2 214  
7 E 3056 42 E 3014  
8 E 1464 7 E 1457  
9 E 1097 9 E 1088  
10 E 727 3 E 724  
11 E 341 -10 E 351  
12 E 241 2 E 239  
The calculated vibrational frequencies were scaled by 0.9621

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.