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

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-553.149714
Energy at 298.15K-553.156567
HF Energy-553.149714
Nuclear repulsion energy182.879380
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 B3PW91/6-311G**
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' 3161 3045 3.80 103.88 0.71 0.83
2 A' 3155 3039 10.39 104.31 0.74 0.85
3 A' 3048 2935 7.77 259.92 0.00 0.00
4 A' 1468 1414 25.05 1.89 0.72 0.84
5 A' 1446 1392 6.02 17.46 0.69 0.82
6 A' 1339 1289 13.12 1.23 0.12 0.21
7 A' 1089 1049 132.70 6.24 0.42 0.59
8 A' 1022 985 18.68 2.22 0.58 0.74
9 A' 959 924 11.66 4.01 0.71 0.83
10 A' 645 621 10.80 23.89 0.13 0.23
11 A' 363 349 8.30 2.32 0.47 0.64
12 A' 283 272 0.36 2.64 0.71 0.83
13 A' 226 218 0.53 0.12 0.56 0.72
14 A" 3160 3043 1.67 43.67 0.75 0.86
15 A" 3152 3035 0.03 9.17 0.75 0.86
16 A" 3046 2934 4.76 0.46 0.75 0.86
17 A" 1450 1397 0.10 21.26 0.75 0.86
18 A" 1431 1378 11.40 2.15 0.75 0.86
19 A" 1313 1265 4.02 0.31 0.75 0.86
20 A" 927 893 8.28 3.39 0.75 0.86
21 A" 888 855 2.23 0.51 0.75 0.86
22 A" 671 647 21.01 15.02 0.75 0.86
23 A" 309 297 9.45 4.01 0.75 0.86
24 A" 173 166 0.01 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17360.9 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 16720.3 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 B3PW91/6-311G**
ABC
0.22900 0.22668 0.13784

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.260 0.430 0.000
O2 -1.098 1.077 0.000
C3 0.260 -0.788 1.357
C4 0.260 -0.788 -1.357
H5 1.169 -1.391 1.324
H6 1.169 -1.391 -1.324
H7 0.224 -0.220 2.287
H8 0.224 -0.220 -2.287
H9 -0.634 -1.409 1.273
H10 -0.634 -1.409 -1.273

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50421.82321.82322.42832.42832.37752.37752.40842.4084
O21.50422.67652.67653.60393.60392.94302.94302.83172.8317
C31.82322.67652.71371.09212.89481.09043.68791.09182.8458
C41.82322.67652.71372.89481.09213.68791.09042.84581.0918
H52.42833.60391.09212.89482.64861.78643.91211.80453.1619
H62.42833.60392.89481.09212.64863.91211.78643.16191.8045
H72.37752.94301.09043.68791.78643.91214.57361.78353.8498
H82.37752.94303.68791.09043.91211.78644.57363.84981.7835
H92.40842.83171.09182.84581.80453.16191.78353.84982.5451
H102.40842.83172.84581.09183.16191.80453.84981.78352.5451

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 110.277 S1 C3 H7 106.657
S1 C3 H9 108.825 S1 C4 H6 110.277
S1 C4 H8 106.657 S1 C4 H10 108.825
O2 S1 C3 106.712 O2 S1 C4 106.712
C3 S1 C4 96.185 H5 C3 H7 109.874
H5 C3 H9 111.446 H6 C4 H8 109.874
H6 C4 H10 111.446 H7 C3 H9 109.638
H8 C4 H10 109.638
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.624      
2 O -0.585      
3 C -0.508      
4 C -0.508      
5 H 0.152      
6 H 0.152      
7 H 0.174      
8 H 0.174      
9 H 0.163      
10 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.695 -3.192 0.000 4.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.172 2.468 0.000
y 2.468 -34.426 0.000
z 0.000 0.000 -28.635
Traceless
 xyz
x -3.641 2.468 0.000
y 2.468 -2.522 0.000
z 0.000 0.000 6.163
Polar
3z2-r212.327
x2-y2-0.746
xy2.468
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.979 -0.746 0.000
y -0.746 6.830 0.000
z 0.000 0.000 7.515


<r2> (average value of r2) Å2
<r2> 102.553
(<r2>)1/2 10.127