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

Compare vibrational frequencies in CCCBDB for CH2CHOH (ethenol)

AM1

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1   -3634 A' 3634  
2   -3122 A' 3122  
3     A'    
4     A'    
5   -1663 A' 1663  
6   -1412 A' 1412  
7   -1300 A' 1300  
8   -1260 A' 1260  
9   -1118 A' 1118  
10   -948 A' 948  
11   -486 A' 486  
12   -960 A" 960  
13   -817 A" 817  
14   -699 A" 699  
15   -388 A" 388  
The calculated vibrational frequencies were scaled by 0.9535

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.