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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-552.809351
Energy at 298.15K-552.816042
HF Energy-552.809351
Nuclear repulsion energy180.598741
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 PBEPBE/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' 3109 3065 3.90 110.73 0.70 0.82
2 A' 3099 3055 11.80 104.95 0.75 0.86
3 A' 2995 2952 6.19 221.13 0.00 0.00
4 A' 1458 1437 21.45 2.73 0.74 0.85
5 A' 1434 1413 3.41 27.40 0.72 0.84
6 A' 1313 1294 9.16 1.35 0.39 0.56
7 A' 1090 1074 106.09 8.05 0.35 0.52
8 A' 999 985 23.06 7.01 0.65 0.79
9 A' 936 923 8.41 8.95 0.72 0.84
10 A' 610 601 12.60 22.40 0.12 0.22
11 A' 350 345 5.62 1.60 0.27 0.43
12 A' 275 272 0.56 1.80 0.71 0.83
13 A' 223 220 0.39 0.08 0.51 0.68
14 A" 3109 3064 2.66 39.27 0.75 0.86
15 A" 3096 3052 0.05 8.50 0.75 0.86
16 A" 2993 2950 3.65 0.19 0.75 0.86
17 A" 1438 1418 0.30 33.62 0.75 0.86
18 A" 1420 1399 10.61 3.49 0.75 0.86
19 A" 1289 1270 1.92 2.28 0.75 0.86
20 A" 905 893 6.22 6.56 0.75 0.86
21 A" 868 856 2.92 1.23 0.75 0.86
22 A" 635 626 22.94 13.54 0.75 0.86
23 A" 284 280 5.21 3.51 0.75 0.86
24 A" 172 169 0.00 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17050.1 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 16806.3 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 PBEPBE/6-31G*
ABC
0.22497 0.21954 0.13373

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.258 0.436 0.000
O2 -1.096 1.127 0.000
C3 0.258 -0.812 1.362
C4 0.258 -0.812 -1.362
H5 1.185 -1.408 1.326
H6 1.185 -1.408 -1.326
H7 0.212 -0.253 2.309
H8 0.212 -0.253 -2.309
H9 -0.630 -1.459 1.272
H10 -0.630 -1.459 -1.272

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.52061.84751.84752.45272.45272.40992.40992.44822.4482
O21.52062.72982.72983.65903.65902.99132.99132.91892.9189
C31.84752.72982.72491.10242.90521.10073.71431.10222.8539
C41.84752.72982.72492.90521.10243.71431.10072.85391.1022
H52.45273.65901.10242.90522.65131.80243.93611.81663.1691
H62.45273.65902.90521.10242.65133.93611.80243.16911.8166
H72.40992.99131.10073.71431.80243.93614.61831.80003.8711
H82.40992.99133.71431.10073.93611.80244.61833.87111.8000
H92.44822.91891.10222.85391.81663.16911.80003.87112.5432
H102.44822.91892.85391.10223.16911.81663.87111.80002.5432

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 109.902 S1 C3 H7 106.910
S1 C3 H9 109.584 S1 C4 H6 109.902
S1 C4 H8 106.910 S1 C4 H10 109.584
O2 S1 C3 107.891 O2 S1 C4 107.891
C3 S1 C4 95.029 H5 C3 H7 109.792
H5 C3 H9 110.970 H6 C4 H8 109.792
H6 C4 H10 110.970 H7 C3 H9 109.594
H8 C4 H10 109.594
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.702      
2 O -0.571      
3 C -0.667      
4 C -0.667      
5 H 0.186      
6 H 0.186      
7 H 0.211      
8 H 0.211      
9 H 0.205      
10 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.199 -2.964 0.000 3.690
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.477 2.033 0.000
y 2.033 -33.770 0.000
z 0.000 0.000 -28.610
Traceless
 xyz
x -3.287 2.033 0.000
y 2.033 -2.227 0.000
z 0.000 0.000 5.514
Polar
3z2-r211.028
x2-y2-0.707
xy2.033
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.794 -0.902 0.000
y -0.902 6.572 0.000
z 0.000 0.000 7.165


<r2> (average value of r2) Å2
<r2> 104.488
(<r2>)1/2 10.222