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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-628.322018
Energy at 298.15K 
HF Energy-628.322018
Nuclear repulsion energy272.891790
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 3205 3205 0.32      
2 A1 3090 3090 1.22      
3 A1 1468 1468 3.28      
4 A1 1379 1379 23.20      
5 A1 1180 1180 170.99      
6 A1 1026 1026 1.81      
7 A1 695 695 11.55      
8 A1 490 490 26.67      
9 A1 275 275 2.64      
10 A2 3205 3205 0.00      
11 A2 1467 1467 0.00      
12 A2 954 954 0.00      
13 A2 293 293 0.00      
14 A2 185 185 0.00      
15 B1 3209 3209 1.97      
16 B1 1485 1485 10.22      
17 B1 1380 1380 237.88      
18 B1 1013 1013 1.85      
19 B1 366 366 0.48      
20 B1 221 221 0.52      
21 B2 3203 3203 0.64      
22 B2 3088 3088 0.09      
23 B2 1459 1459 8.50      
24 B2 1362 1362 20.83      
25 B2 964 964 75.35      
26 B2 760 760 45.33      
27 B2 453 453 37.93      

Unscaled Zero Point Vibrational Energy (zpe) 18937.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18937.4 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
0.15073 0.13989 0.13707

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 0.192
O2 -1.268 0.000 0.913
O3 1.268 0.000 0.913
C4 0.000 1.406 -0.917
C5 0.000 -1.406 -0.917
H6 0.000 2.292 -0.280
H7 0.000 -2.292 -0.280
H8 0.902 1.388 -1.530
H9 -0.902 1.388 -1.530
H10 -0.902 -1.388 -1.530
H11 0.902 -1.388 -1.530

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45841.45841.79091.79092.34022.34022.38862.38862.38862.3886
O21.45842.53512.63322.63322.87822.87823.54992.83382.83383.5499
O31.45842.53512.63322.63322.87822.87822.83383.54993.54992.8338
C41.79092.63322.63322.81271.09113.75301.09051.09052.99982.9998
C51.79092.63322.63322.81273.75301.09112.99982.99981.09051.0905
H62.34022.87822.87821.09113.75304.58441.78691.78693.99023.9902
H72.34022.87822.87823.75301.09114.58443.99023.99021.78691.7869
H82.38863.54992.83381.09052.99981.78693.99021.80333.31062.7764
H92.38862.83383.54991.09052.99981.78693.99021.80332.77643.3106
H102.38862.83383.54992.99981.09053.99021.78693.31062.77641.8033
H112.38863.54992.83382.99981.09053.99021.78692.77643.31061.8033

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 106.026 S1 C4 H8 109.575
S1 C4 H9 109.575 S1 C5 H7 106.026
S1 C5 H10 109.575 S1 C5 H11 109.575
O2 S1 O3 120.720 O2 S1 C4 107.830
O2 S1 C5 107.830 O3 S1 C4 107.830
O3 S1 C5 107.830 C4 S1 C5 103.495
H6 C4 H8 109.986 H6 C4 H9 109.986
H7 C5 H10 109.986 H7 C5 H11 109.986
H8 C4 H9 111.539 H10 C5 H11 111.539
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 1.095      
2 O -0.540      
3 O -0.540      
4 C -0.570      
5 C -0.570      
6 H 0.206      
7 H 0.206      
8 H 0.178      
9 H 0.178      
10 H 0.178      
11 H 0.178      


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 -4.691 4.691
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.786 0.000 0.000
y 0.000 -31.229 0.000
z 0.000 0.000 -38.004
Traceless
 xyz
x -8.170 0.000 0.000
y 0.000 9.166 0.000
z 0.000 0.000 -0.996
Polar
3z2-r2-1.992
x2-y2-11.558
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.247 0.000 0.000
y 0.000 6.694 0.000
z 0.000 0.000 6.259


<r2> (average value of r2) Å2
<r2> 127.773
(<r2>)1/2 11.304