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

using model chemistry: TPSSh/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 TPSSh/6-311G*
 hartrees
Energy at 0K-553.256441
Energy at 298.15K-553.263227
HF Energy-553.256441
Nuclear repulsion energy182.091043
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/6-311G*
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' 3152 3036 7.92 108.85 0.70 0.83
2 A' 3144 3029 22.08 111.11 0.75 0.86
3 A' 3042 2931 12.52 246.03 0.00 0.00
4 A' 1505 1449 22.30 1.33 0.69 0.82
5 A' 1481 1426 4.24 19.90 0.70 0.82
6 A' 1361 1311 9.28 1.15 0.13 0.23
7 A' 1071 1031 122.16 5.87 0.38 0.55
8 A' 1033 995 17.90 2.87 0.61 0.75
9 A' 964 928 16.71 5.54 0.69 0.82
10 A' 625 602 10.39 26.13 0.13 0.23
11 A' 352 339 7.67 2.48 0.45 0.62
12 A' 273 263 0.27 2.79 0.71 0.83
13 A' 225 217 0.52 0.13 0.54 0.70
14 A" 3151 3035 5.71 44.55 0.75 0.86
15 A" 3140 3024 0.05 9.48 0.75 0.86
16 A" 3040 2928 8.95 0.54 0.75 0.86
17 A" 1485 1431 0.02 24.12 0.75 0.86
18 A" 1467 1413 9.85 1.77 0.75 0.86
19 A" 1334 1285 1.62 0.36 0.75 0.86
20 A" 935 901 5.81 4.25 0.75 0.86
21 A" 895 862 1.85 0.53 0.75 0.86
22 A" 650 626 19.94 16.61 0.75 0.86
23 A" 295 285 8.44 4.31 0.75 0.86
24 A" 172 166 0.01 0.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17396.1 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 16755.9 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/6-311G*
ABC
0.22578 0.22559 0.13669

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.261 0.436 0.000
O2 -1.104 1.085 0.000
C3 0.261 -0.796 1.359
C4 0.261 -0.796 -1.359
H5 1.169 -1.402 1.320
H6 1.169 -1.402 -1.320
H7 0.228 -0.234 2.292
H8 0.228 -0.234 -2.292
H9 -0.634 -1.415 1.269
H10 -0.634 -1.415 -1.269

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.51141.83451.83452.43822.43822.38802.38802.41582.4158
O21.51142.69242.69243.61843.61842.96072.96072.84212.8421
C31.83452.69242.71701.09192.89211.08993.69341.09142.8434
C41.83452.69242.71702.89211.09193.69341.08992.84341.0914
H52.43823.61841.09192.89212.63961.78703.91051.80373.1545
H62.43823.61842.89211.09192.63963.91051.78703.15451.8037
H72.38802.96071.08993.69341.78703.91054.58331.78393.8485
H82.38802.96073.69341.08993.91051.78704.58333.84851.7839
H92.41582.84211.09142.84341.80373.15451.78393.84852.5372
H102.41582.84212.84341.09143.15451.80373.84851.78392.5372

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 110.261 S1 C3 H7 106.704
S1 C3 H9 108.635 S1 C4 H6 110.261
S1 C4 H8 106.704 S1 C4 H10 108.635
O2 S1 C3 106.760 O2 S1 C4 106.760
C3 S1 C4 95.557 H5 C3 H7 109.982
H5 C3 H9 111.409 H6 C4 H8 109.982
H6 C4 H10 111.409 H7 C3 H9 109.727
H8 C4 H10 109.727
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.664      
2 O -0.577      
3 C -0.777      
4 C -0.777      
5 H 0.232      
6 H 0.232      
7 H 0.256      
8 H 0.256      
9 H 0.245      
10 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.630 -3.151 0.000 4.104
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 5.983 -0.803 0.000
y -0.803 6.882 0.000
z 0.000 0.000 7.519


<r2> (average value of r2) Å2
<r2> 103.295
(<r2>)1/2 10.163