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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-628.317762
Energy at 298.15K 
HF Energy-628.317762
Nuclear repulsion energy266.886297
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 BLYP/6-31G**
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 3106 3083 2.17      
2 A1 3002 2979 2.28      
3 A1 1438 1427 1.77      
4 A1 1317 1306 6.80      
5 A1 1077 1069 141.71      
6 A1 973 965 0.82      
7 A1 603 598 14.85      
8 A1 446 443 16.27      
9 A1 251 249 2.20      
10 A2 3104 3080 0.00      
11 A2 1428 1417 0.00      
12 A2 908 901 0.00      
13 A2 261 259 0.00      
14 A2 180 179 0.00      
15 B1 3108 3084 6.32      
16 B1 1443 1432 9.45      
17 B1 1260 1250 179.14      
18 B1 960 952 0.48      
19 B1 334 331 0.34      
20 B1 205 203 0.41      
21 B2 3105 3081 0.03      
22 B2 2999 2976 0.10      
23 B2 1429 1418 7.27      
24 B2 1297 1287 3.79      
25 B2 917 910 50.00      
26 B2 675 670 60.77      
27 B2 405 402 23.55      

Unscaled Zero Point Vibrational Energy (zpe) 18114.5 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 17975.1 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 BLYP/6-31G**
ABC
0.14376 0.13354 0.13070

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.201
O2 -1.298 0.000 0.933
O3 1.298 0.000 0.933
C4 0.000 1.442 -0.943
C5 0.000 -1.442 -0.943
H6 0.000 2.331 -0.299
H7 0.000 -2.331 -0.299
H8 0.908 1.419 -1.559
H9 -0.908 1.419 -1.559
H10 -0.908 -1.419 -1.559
H11 0.908 -1.419 -1.559

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.49061.49061.84091.84092.38412.38412.43692.43692.43692.4369
O21.49062.59682.69932.69932.93912.93913.61902.89482.89483.6190
O31.49062.59682.69932.69932.93912.93912.89483.61903.61902.8948
C41.84092.69932.69932.88401.09803.82771.09781.09783.06463.0646
C51.84092.69932.69932.88403.82771.09803.06463.06461.09781.0978
H62.38412.93912.93911.09803.82774.66221.80141.80144.05944.0594
H72.38412.93912.93913.82771.09804.66224.05944.05941.80141.8014
H82.43693.61902.89481.09783.06461.80144.05941.81653.37012.8386
H92.43692.89483.61901.09783.06461.80144.05941.81652.83863.3701
H102.43692.89483.61903.06461.09784.05941.80143.37012.83861.8165
H112.43693.61902.89483.06461.09784.05941.80142.83863.37011.8165

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 105.637 S1 C4 H8 109.432
S1 C4 H9 109.432 S1 C5 H7 105.637
S1 C5 H10 109.432 S1 C5 H11 109.432
O2 S1 O3 121.165 O2 S1 C4 107.777
O2 S1 C5 107.777 O3 S1 C4 107.777
O3 S1 C5 107.777 C4 S1 C5 103.131
H6 C4 H8 110.249 H6 C4 H9 110.249
H7 C5 H10 110.249 H7 C5 H11 110.249
H8 C4 H9 111.661 H10 C5 H11 111.661
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.977      
2 O -0.488      
3 O -0.488      
4 C -0.457      
5 C -0.457      
6 H 0.168      
7 H 0.168      
8 H 0.144      
9 H 0.144      
10 H 0.144      
11 H 0.144      


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 -4.400 4.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.662 0.000 0.000
y 0.000 -31.775 0.000
z 0.000 0.000 -38.174
Traceless
 xyz
x -7.687 0.000 0.000
y 0.000 8.643 0.000
z 0.000 0.000 -0.956
Polar
3z2-r2-1.912
x2-y2-10.887
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.653 0.000 0.000
y 0.000 7.306 0.000
z 0.000 0.000 6.736


<r2> (average value of r2) Å2
<r2> 132.761
(<r2>)1/2 11.522