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

using model chemistry: wB97X-D/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/3-21G
 hartrees
Energy at 0K-550.259836
Energy at 298.15K-550.266329
HF Energy-550.259836
Nuclear repulsion energy174.987075
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 wB97X-D/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3226 3226 0.91 104.05 0.72 0.84
2 A' 3220 3220 3.31 87.46 0.73 0.84
3 A' 3107 3107 3.78 172.86 0.00 0.01
4 A' 1542 1542 39.12 2.75 0.71 0.83
5 A' 1517 1517 7.21 28.17 0.73 0.84
6 A' 1397 1397 11.85 0.90 0.28 0.44
7 A' 1046 1046 28.32 9.38 0.68 0.81
8 A' 1020 1020 17.02 5.67 0.63 0.77
9 A' 876 876 33.52 8.10 0.69 0.81
10 A' 597 597 8.83 43.35 0.10 0.18
11 A' 315 315 5.03 2.23 0.47 0.64
12 A' 266 266 2.03 2.77 0.75 0.86
13 A' 182 182 1.18 0.23 0.62 0.77
14 A" 3225 3225 0.46 29.10 0.75 0.86
15 A" 3218 3218 0.04 7.62 0.75 0.86
16 A" 3106 3106 1.88 0.82 0.75 0.86
17 A" 1524 1524 2.37 37.01 0.75 0.86
18 A" 1502 1502 17.80 4.59 0.75 0.86
19 A" 1370 1370 3.36 0.13 0.75 0.86
20 A" 960 960 1.98 7.51 0.75 0.86
21 A" 928 928 1.48 1.84 0.75 0.86
22 A" 622 622 16.06 25.66 0.75 0.86
23 A" 241 241 4.77 5.83 0.75 0.86
24 A" 125 125 0.01 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17565.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17565.2 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 wB97X-D/3-21G
ABC
0.21601 0.20080 0.12565

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.277 0.446 0.000
O2 -1.177 1.176 0.000
C3 0.277 -0.846 1.390
C4 0.277 -0.846 -1.390
H5 1.186 -1.441 1.297
H6 1.186 -1.441 -1.297
H7 0.264 -0.298 2.332
H8 0.264 -0.298 -2.332
H9 -0.622 -1.457 1.295
H10 -0.622 -1.457 -1.295

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.62711.89781.89782.46342.46342.44782.44782.47092.4709
O21.62712.85222.85223.75693.75693.11223.11222.98622.9862
C31.89782.85222.78071.09062.89851.08973.76261.09112.8967
C41.89782.85222.78072.89851.09063.76261.08972.89671.0911
H52.46343.75691.09062.89852.59361.79713.91491.80783.1598
H62.46343.75692.89851.09062.59363.91491.79713.15981.8078
H72.44783.11221.08973.76261.79713.91494.66421.78993.9091
H82.44783.11223.76261.08973.91491.79714.66423.90911.7899
H92.47092.98621.09112.89671.80783.15981.78993.90912.5895
H102.47092.98622.89671.09113.15981.80783.90911.78992.5895

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 107.976 S1 C3 H7 106.906
S1 C3 H9 108.490 S1 C4 H6 107.976
S1 C4 H8 106.906 S1 C4 H10 108.490
O2 S1 C3 107.779 O2 S1 C4 107.779
C3 S1 C4 94.209 H5 C3 H7 111.033
H5 C3 H9 111.924 H6 C4 H8 111.033
H6 C4 H10 111.924 H7 C3 H9 110.321
H8 C4 H10 110.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.907      
2 O -0.618      
3 C -0.915      
4 C -0.915      
5 H 0.240      
6 H 0.240      
7 H 0.268      
8 H 0.268      
9 H 0.262      
10 H 0.262      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.632 -3.301 0.000 4.222
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.270 2.688 0.000
y 2.688 -34.738 0.000
z 0.000 0.000 -28.915
Traceless
 xyz
x -3.443 2.688 0.000
y 2.688 -2.646 0.000
z 0.000 0.000 6.089
Polar
3z2-r212.177
x2-y2-0.531
xy2.688
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.372 -1.223 0.000
y -1.223 6.210 0.000
z 0.000 0.000 6.857


<r2> (average value of r2) Å2
<r2> 109.749
(<r2>)1/2 10.476