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

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-552.661374
Energy at 298.15K-552.667763
HF Energy-552.528867
Nuclear repulsion energy173.099271
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 B2PLYP/6-31G
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' 3230 3230 1.93 98.47 0.70 0.83
2 A' 3219 3219 8.68 100.51 0.75 0.85
3 A' 3098 3098 9.60 202.73 0.00 0.01
4 A' 1532 1532 28.18 3.71 0.69 0.82
5 A' 1513 1513 6.32 27.03 0.73 0.84
6 A' 1397 1397 2.90 0.41 0.24 0.39
7 A' 1057 1057 21.98 10.44 0.65 0.79
8 A' 1021 1021 12.77 7.56 0.74 0.85
9 A' 798 798 37.56 5.37 0.73 0.84
10 A' 583 583 9.02 50.54 0.10 0.17
11 A' 296 296 5.33 2.92 0.39 0.56
12 A' 241 241 2.39 3.50 0.73 0.84
13 A' 177 177 0.93 0.08 0.36 0.53
14 A" 3229 3229 1.20 38.22 0.75 0.86
15 A" 3217 3217 0.00 7.76 0.75 0.86
16 A" 3097 3097 5.35 0.72 0.75 0.86
17 A" 1518 1518 2.11 34.70 0.75 0.86
18 A" 1501 1501 12.22 4.45 0.75 0.86
19 A" 1373 1373 0.01 0.28 0.75 0.86
20 A" 975 975 0.28 10.09 0.75 0.86
21 A" 943 943 0.91 1.39 0.75 0.86
22 A" 622 622 10.63 30.18 0.75 0.86
23 A" 224 224 7.10 7.34 0.75 0.86
24 A" 135 135 0.06 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17498.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17498.0 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 B2PLYP/6-31G
ABC
0.20659 0.20057 0.12409

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.294 0.443 0.000
O2 -1.247 1.123 0.000
C3 0.294 -0.823 1.420
C4 0.294 -0.823 -1.420
H5 1.204 -1.422 1.357
H6 1.204 -1.422 -1.357
H7 0.267 -0.247 2.344
H8 0.267 -0.247 -2.344
H9 -0.605 -1.432 1.325
H10 -0.605 -1.432 -1.325

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.68491.90221.90222.47982.47982.44352.44352.46592.4659
O21.68492.85992.85993.78533.78533.10853.10852.94902.9490
C31.90222.85992.83951.09092.98321.08913.80751.09072.9517
C41.90222.85992.83952.98321.09093.80751.08912.95171.0907
H52.47983.78531.09092.98322.71501.79793.99491.80913.2351
H62.47983.78532.98321.09092.71503.99491.79793.23511.8091
H72.44353.10851.08913.80751.79793.99494.68771.78963.9525
H82.44353.10853.80751.08913.99491.79794.68773.95251.7896
H92.46592.94901.09072.95171.80913.23511.78963.95252.6493
H102.46592.94902.95171.09073.23511.80913.95251.78962.6493

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 108.857 S1 C3 H7 106.353
S1 C3 H9 107.862 S1 C4 H6 108.857
S1 C4 H8 106.353 S1 C4 H10 107.862
O2 S1 C3 105.583 O2 S1 C4 105.583
C3 S1 C4 96.557 H5 C3 H7 111.122
H5 C3 H9 112.046 H6 C4 H8 111.122
H6 C4 H10 112.046 H7 C3 H9 110.372
H8 C4 H10 110.372
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.797      
2 O -0.676      
3 C -0.633      
4 C -0.633      
5 H 0.170      
6 H 0.170      
7 H 0.203      
8 H 0.203      
9 H 0.200      
10 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.324 -3.728 0.000 4.994
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.733 3.151 -0.011
y 3.151 -35.272 0.018
z -0.011 0.018 -28.691
Traceless
 xyz
x -4.752 3.151 -0.011
y 3.151 -2.560 0.018
z -0.011 0.018 7.311
Polar
3z2-r214.623
x2-y2-1.461
xy3.151
xz-0.011
yz0.018


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.051 -1.351 0.002
y -1.351 6.504 -0.000
z 0.002 -0.000 7.233


<r2> (average value of r2) Å2
<r2> 111.605
(<r2>)1/2 10.564