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All results from a given calculation for C2H6O2S (Dimethyl sulfone)

using model chemistry: wB97X-D/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/6-31G
 hartrees
Energy at 0K-628.081350
Energy at 298.15K 
HF Energy-628.081350
Nuclear repulsion energy255.156003
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/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 A1 3251 3251 0.76      
2 A1 3115 3115 1.51      
3 A1 1491 1491 9.19      
4 A1 1405 1405 6.88      
5 A1 1082 1082 45.00      
6 A1 828 828 36.29      
7 A1 613 613 3.78      
8 A1 360 360 24.61      
9 A1 228 228 4.18      
10 A2 3250 3250 0.00      
11 A2 1500 1500 0.00      
12 A2 991 991 0.00      
13 A2 218 218 0.00      
14 A2 143 143 0.00      
15 B1 3252 3252 0.04      
16 B1 1511 1511 40.86      
17 B1 1100 1100 54.45      
18 B1 926 926 15.51      
19 B1 284 284 0.74      
20 B1 170 170 0.59      
21 B2 3250 3250 2.66      
22 B2 3114 3114 0.21      
23 B2 1480 1480 18.54      
24 B2 1382 1382 4.43      
25 B2 992 992 19.54      
26 B2 703 703 29.13      
27 B2 322 322 42.46      

Unscaled Zero Point Vibrational Energy (zpe) 18479.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18479.4 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/6-31G
ABC
0.12808 0.12484 0.12147

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.175
O2 -1.418 0.000 0.983
O3 1.418 0.000 0.983
C4 0.000 1.469 -0.967
C5 0.000 -1.469 -0.967
H6 0.000 2.344 -0.319
H7 0.000 -2.344 -0.319
H8 0.907 1.426 -1.568
H9 -0.907 1.426 -1.568
H10 -0.907 -1.426 -1.568
H11 0.907 -1.426 -1.568

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.63231.63231.86111.86112.39582.39582.42722.42722.42722.4272
O21.63232.83692.82382.82383.03363.03363.73422.96602.96603.7342
O31.63232.83692.82382.82383.03363.03362.96603.73423.73422.9660
C41.86112.82382.82382.93901.08883.86861.08871.08873.09273.0927
C51.86112.82382.82382.93903.86861.08883.09273.09271.08871.0887
H62.39583.03363.03361.08883.86864.68871.79601.79604.07364.0736
H72.39583.03363.03363.86861.08884.68874.07364.07361.79601.7960
H82.42723.73422.96601.08873.09271.79604.07361.81443.37962.8512
H92.42722.96603.73421.08873.09271.79604.07361.81442.85123.3796
H102.42722.96603.73423.09271.08874.07361.79603.37962.85121.8144
H112.42723.73422.96603.09271.08874.07361.79602.85123.37961.8144

picture of Dimethyl sulfone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H6 105.613 S1 C4 H8 107.849
S1 C4 H9 107.849 S1 C5 H7 105.613
S1 C5 H10 107.849 S1 C5 H11 107.849
O2 S1 O3 120.674 O2 S1 C4 107.680
O2 S1 C5 107.680 O3 S1 C4 107.680
O3 S1 C5 107.680 C4 S1 C5 104.292
H6 C4 H8 111.137 H6 C4 H9 111.137
H7 C5 H10 111.137 H7 C5 H11 111.137
H8 C4 H9 112.879 H10 C5 H11 112.879
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.147      
2 O -0.608      
3 O -0.608      
4 C -0.692      
5 C -0.692      
6 H 0.265      
7 H 0.265      
8 H 0.230      
9 H 0.230      
10 H 0.230      
11 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -6.335 6.335
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.678 0.000 0.000
y 0.000 -30.857 0.000
z 0.000 0.000 -39.931
Traceless
 xyz
x -11.284 0.000 0.000
y 0.000 12.448 0.000
z 0.000 0.000 -1.163
Polar
3z2-r2-2.327
x2-y2-15.821
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.307 0.000 0.000
y 0.000 7.077 0.000
z 0.000 0.000 6.858


<r2> (average value of r2) Å2
<r2> 142.172
(<r2>)1/2 11.924