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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-553.085045
Energy at 298.15K-553.091350
HF Energy-553.085045
Nuclear repulsion energy172.782845
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' 3218 3096 2.82 104.99 0.70 0.82
2 A' 3206 3085 12.17 109.52 0.75 0.86
3 A' 3082 2966 10.62 226.91 0.00 0.01
4 A' 1524 1467 27.62 3.16 0.69 0.81
5 A' 1505 1448 6.03 27.16 0.73 0.84
6 A' 1373 1321 2.30 0.24 0.35 0.52
7 A' 1038 999 21.46 10.57 0.68 0.81
8 A' 1003 965 13.01 7.12 0.72 0.84
9 A' 804 773 33.23 8.11 0.63 0.77
10 A' 565 544 8.42 44.52 0.10 0.18
11 A' 287 276 5.03 3.15 0.39 0.56
12 A' 233 225 1.88 3.33 0.75 0.86
13 A' 172 166 0.73 0.07 0.35 0.52
14 A" 3217 3095 2.21 39.01 0.75 0.86
15 A" 3204 3083 0.03 8.92 0.75 0.86
16 A" 3082 2965 6.26 0.75 0.75 0.86
17 A" 1510 1453 1.70 34.33 0.75 0.86
18 A" 1492 1436 12.45 3.74 0.75 0.86
19 A" 1348 1297 0.01 0.26 0.75 0.86
20 A" 955 919 0.30 10.23 0.75 0.86
21 A" 924 889 0.99 1.37 0.75 0.86
22 A" 595 573 10.45 27.74 0.75 0.86
23 A" 221 213 6.09 7.10 0.75 0.86
24 A" 131 126 0.04 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17345.1 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 16687.7 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
0.20614 0.19914 0.12359

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 0.294 0.450 0.000
O2 -1.244 1.128 0.000
C3 0.294 -0.831 1.421
C4 0.294 -0.831 -1.421
H5 1.208 -1.423 1.356
H6 1.208 -1.423 -1.356
H7 0.261 -0.256 2.346
H8 0.261 -0.256 -2.346
H9 -0.603 -1.443 1.317
H10 -0.603 -1.443 -1.317

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.68041.91301.91302.48632.48632.44962.44962.47412.4741
O21.68042.86732.86733.78923.78923.11143.11142.95942.9594
C31.91302.86732.84231.09122.98301.08913.81051.09062.9456
C41.91302.86732.84232.98301.09123.81051.08912.94561.0906
H52.48633.78921.09122.98302.71191.79973.99511.81113.2286
H62.48633.78922.98301.09122.71193.99511.79973.22861.8111
H72.44963.11141.08913.81051.79973.99514.69111.79243.9459
H82.44963.11143.81051.08913.99511.79974.69113.94591.7924
H92.47412.95941.09062.94561.81113.22861.79243.94592.6342
H102.47412.95942.94561.09063.22861.81113.94591.79242.6342

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 108.601 S1 C3 H7 106.095
S1 C3 H9 107.754 S1 C4 H6 108.601
S1 C4 H8 106.095 S1 C4 H10 107.754
O2 S1 C3 105.686 O2 S1 C4 105.686
C3 S1 C4 95.959 H5 C3 H7 111.263
H5 C3 H9 112.222 H6 C4 H8 111.263
H6 C4 H10 112.222 H7 C3 H9 110.633
H8 C4 H10 110.633
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 0.754      
2 O -0.654      
3 C -0.665      
4 C -0.665      
5 H 0.185      
6 H 0.185      
7 H 0.217      
8 H 0.217      
9 H 0.213      
10 H 0.213      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.155 -3.668 0.000 4.838
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 6.098 -1.359 0.000
y -1.359 6.622 0.000
z 0.000 0.000 7.344


<r2> (average value of r2) Å2
<r2> 111.640
(<r2>)1/2 10.566