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

using model chemistry: wB97X-D/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-56.975711
Energy at 298.15K 
HF Energy-56.975711
Nuclear repulsion energy108.397002
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/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3184 3184 4.34      
2 A1 3077 3077 4.82      
3 A1 1466 1466 3.81      
4 A1 1377 1377 19.03      
5 A1 1149 1149 179.89      
6 A1 1015 1015 0.15      
7 A1 680 680 10.68      
8 A1 463 463 28.32      
9 A1 263 263 2.38      
10 A2 3186 3186 0.00      
11 A2 1468 1468 0.00      
12 A2 945 945 0.00      
13 A2 287 287 0.00      
14 A2 184 184 0.00      
15 B1 3190 3190 10.18      
16 B1 1484 1484 12.90      
17 B1 1335 1335 265.33      
18 B1 1002 1002 0.27      
19 B1 350 350 0.93      
20 B1 224 224 0.68      
21 B2 3182 3182 0.11      
22 B2 3074 3074 1.70      
23 B2 1457 1457 8.43      
24 B2 1358 1358 14.88      
25 B2 950 950 63.87      
26 B2 745 745 45.05      
27 B2 438 438 41.68      

Unscaled Zero Point Vibrational Energy (zpe) 18765.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18765.9 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 wB97X-D/CEP-121G*
ABC
0.14818 0.13699 0.13431

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.191
O2 -1.279 0.000 0.922
O3 1.279 0.000 0.922
C4 0.000 1.425 -0.925
C5 0.000 -1.425 -0.925
H6 0.000 2.307 -0.280
H7 0.000 -2.307 -0.280
H8 0.905 1.406 -1.537
H9 -0.905 1.406 -1.537
H10 -0.905 -1.406 -1.537
H11 0.905 -1.406 -1.537

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.47311.47311.81011.81012.35462.35462.40482.40482.40482.4048
O21.47312.55872.66032.66032.89872.89873.57672.85702.85703.5767
O31.47312.55872.66032.66032.89872.89872.85703.57673.57672.8570
C41.81012.66032.66032.84921.09303.78691.09251.09253.03383.0338
C51.81012.66032.66032.84923.78691.09303.03383.03381.09251.0925
H62.35462.89872.89871.09303.78694.61381.79211.79214.02274.0227
H72.35462.89872.89873.78691.09304.61384.02274.02271.79211.7921
H82.40483.57672.85701.09253.03381.79214.02271.80953.34342.8113
H92.40482.85703.57671.09253.03381.79214.02271.80952.81133.3434
H102.40482.85703.57673.03381.09254.02271.79213.34342.81131.8095
H112.40483.57672.85703.03381.09254.02271.79212.81133.34341.8095

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 105.733 S1 C4 H8 109.388
S1 C4 H9 109.388 S1 C5 H7 105.733
S1 C5 H10 109.388 S1 C5 H11 109.388
O2 S1 O3 120.564 O2 S1 C4 107.807
O2 S1 C5 107.807 O3 S1 C4 107.807
O3 S1 C5 107.807 C4 S1 C5 103.819
H6 C4 H8 110.162 H6 C4 H9 110.162
H7 C5 H10 110.162 H7 C5 H11 110.162
H8 C4 H9 111.821 H10 C5 H11 111.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.845      
2 O -0.450      
3 O -0.450      
4 C -0.646      
5 C -0.646      
6 H 0.246      
7 H 0.246      
8 H 0.214      
9 H 0.214      
10 H 0.214      
11 H 0.214      


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 -4.888 4.888
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.732 0.000 0.000
y 0.000 -30.636 0.000
z 0.000 0.000 -37.699
Traceless
 xyz
x -8.564 0.000 0.000
y 0.000 9.579 0.000
z 0.000 0.000 -1.015
Polar
3z2-r2-2.030
x2-y2-12.096
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.893 0.000 0.000
y 0.000 7.456 0.000
z 0.000 0.000 6.923


<r2> (average value of r2) Å2
<r2> 107.694
(<r2>)1/2 10.378