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All results from a given calculation for CH3SOCH3 (Dimethyl sulfoxide)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-553.203142
Energy at 298.15K-553.209939
HF Energy-553.203142
Nuclear repulsion energy181.740440
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3172 3041 5.35 114.66 0.69 0.82
2 A' 3161 3030 16.94 110.03 0.75 0.86
3 A' 3056 2929 8.91 230.32 0.00 0.00
4 A' 1505 1443 18.46 2.59 0.74 0.85
5 A' 1481 1420 2.52 26.04 0.72 0.84
6 A' 1360 1304 5.56 0.70 0.42 0.59
7 A' 1102 1056 111.23 7.04 0.40 0.57
8 A' 1031 989 20.91 6.86 0.63 0.77
9 A' 964 924 11.15 8.58 0.73 0.84
10 A' 632 606 9.88 26.69 0.12 0.21
11 A' 353 338 7.00 1.51 0.28 0.43
12 A' 276 265 0.54 1.72 0.71 0.83
13 A' 227 217 0.44 0.07 0.53 0.70
14 A" 3171 3040 4.35 40.89 0.75 0.86
15 A" 3158 3027 0.13 8.54 0.75 0.86
16 A" 3054 2928 5.79 0.16 0.75 0.86
17 A" 1486 1424 0.36 31.48 0.75 0.86
18 A" 1468 1407 8.53 3.83 0.75 0.86
19 A" 1335 1280 0.29 1.38 0.75 0.86
20 A" 934 896 5.64 6.37 0.75 0.86
21 A" 893 856 1.91 0.95 0.75 0.86
22 A" 660 632 20.06 15.74 0.75 0.86
23 A" 290 278 6.50 3.54 0.75 0.86
24 A" 177 169 0.00 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17471.3 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 16749.7 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.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G**
ABC
0.22689 0.22310 0.13549

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.258 0.432 0.000
O2 -1.094 1.113 0.000
C3 0.258 -0.804 1.357
C4 0.258 -0.804 -1.357
H5 1.176 -1.395 1.318
H6 1.176 -1.395 -1.318
H7 0.214 -0.246 2.295
H8 0.214 -0.246 -2.295
H9 -0.625 -1.443 1.267
H10 -0.625 -1.443 -1.267

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.51351.83581.83582.43332.43332.39312.39312.42862.4286
O21.51352.71032.71033.63123.63122.97072.97072.89122.8912
C31.83582.71032.71501.09332.89021.09143.69471.09302.8418
C41.83582.71032.71502.89021.09333.69471.09142.84181.0930
H52.43333.63121.09332.89022.63641.78863.91131.80263.1514
H62.43333.63122.89021.09332.63643.91131.78863.15141.8026
H72.39312.97071.09143.69471.78863.91134.58921.78623.8499
H82.39312.97073.69471.09143.91131.78864.58923.84991.7862
H92.42862.89121.09302.84181.80263.15141.78623.84992.5345
H102.42862.89122.84181.09303.15141.80263.84991.78622.5345

picture of Dimethyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 H5 109.729 S1 C3 H7 106.913
S1 C3 H9 109.403 S1 C4 H6 109.729
S1 C4 H8 106.913 S1 C4 H10 109.403
O2 S1 C3 107.649 O2 S1 C4 107.649
C3 S1 C4 95.368 H5 C3 H7 109.913
H5 C3 H9 111.074 H6 C4 H8 109.913
H6 C4 H10 111.074 H7 C3 H9 109.717
H8 C4 H10 109.717
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.744      
2 O -0.622      
3 C -0.555      
4 C -0.555      
5 H 0.149      
6 H 0.149      
7 H 0.175      
8 H 0.175      
9 H 0.170      
10 H 0.170      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.354 -3.081 0.000 3.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.739 -0.873 0.000
y -0.873 6.448 0.000
z 0.000 0.000 7.083


<r2> (average value of r2) Å2
<r2> 103.380
(<r2>)1/2 10.168