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

using model chemistry: HSEh1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/6-311G*
 hartrees
Energy at 0K-628.109030
Energy at 298.15K 
HF Energy-628.109030
Nuclear repulsion energy273.252814
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 HSEh1PBE/6-311G*
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 3190 3061 1.02      
2 A1 3084 2960 2.12      
3 A1 1472 1413 5.13      
4 A1 1376 1320 24.12      
5 A1 1153 1107 189.78      
6 A1 1024 982 0.54      
7 A1 685 658 10.88      
8 A1 480 461 27.73      
9 A1 271 260 2.55      
10 A2 3195 3066 0.00      
11 A2 1458 1399 0.00      
12 A2 947 909 0.00      
13 A2 291 279 0.00      
14 A2 189 181 0.00      
15 B1 3199 3070 3.26      
16 B1 1477 1417 15.16      
17 B1 1345 1290 247.27      
18 B1 1009 969 1.75      
19 B1 357 343 0.60      
20 B1 220 212 0.70      
21 B2 3189 3060 0.41      
22 B2 3082 2957 0.00      
23 B2 1462 1403 8.15      
24 B2 1355 1301 25.51      
25 B2 961 922 72.78      
26 B2 750 720 46.58      
27 B2 452 433 38.88      

Unscaled Zero Point Vibrational Energy (zpe) 18835.9 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 18074.9 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 HSEh1PBE/6-311G*
ABC
0.15134 0.14008 0.13739

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.191
O2 -1.266 0.000 0.911
O3 1.266 0.000 0.911
C4 0.000 1.406 -0.915
C5 0.000 -1.406 -0.915
H6 0.000 2.286 -0.271
H7 0.000 -2.286 -0.271
H8 0.902 1.395 -1.526
H9 -0.902 1.395 -1.526
H10 -0.902 -1.395 -1.526
H11 0.902 -1.395 -1.526

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45611.45611.78881.78882.33192.33192.38902.38902.38902.3890
O21.45612.53112.62922.62922.86762.86763.54722.83162.83163.5472
O31.45612.53112.62922.62922.86762.86762.83163.54723.54722.8316
C41.78882.62922.62922.81221.09023.74761.08931.08933.00573.0057
C51.78882.62922.62922.81223.74761.09023.00573.00571.08931.0893
H62.33192.86762.86761.09023.74764.57151.78361.78363.99233.9923
H72.33192.86762.86763.74761.09024.57153.99233.99231.78361.7836
H82.38903.54722.83161.08933.00571.78363.99231.80343.32262.7906
H92.38902.83163.54721.08933.00571.78363.99231.80342.79063.3226
H102.38902.83163.54723.00571.08933.99231.78363.32262.79061.8034
H112.38903.54722.83163.00571.08933.99231.78362.79063.32261.8034

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 105.610 S1 C4 H8 109.813
S1 C4 H9 109.813 S1 C5 H7 105.610
S1 C5 H10 109.813 S1 C5 H11 109.813
O2 S1 O3 120.724 O2 S1 C4 107.800
O2 S1 C5 107.800 O3 S1 C4 107.800
O3 S1 C5 107.800 C4 S1 C5 103.637
H6 C4 H8 109.840 H6 C4 H9 109.840
H7 C5 H10 109.840 H7 C5 H11 109.840
H8 C4 H9 111.742 H10 C5 H11 111.742
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.994      
2 O -0.499      
3 O -0.499      
4 C -0.846      
5 C -0.846      
6 H 0.302      
7 H 0.302      
8 H 0.273      
9 H 0.273      
10 H 0.273      
11 H 0.273      


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 -4.900 4.900
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.693 0.000 0.000
y 0.000 -31.763 0.000
z 0.000 0.000 -38.870
Traceless
 xyz
x -8.377 0.000 0.000
y 0.000 9.519 0.000
z 0.000 0.000 -1.142
Polar
3z2-r2-2.284
x2-y2-11.930
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.502 0.000 0.000
y 0.000 7.102 0.000
z 0.000 0.000 6.629


<r2> (average value of r2) Å2
<r2> 128.009
(<r2>)1/2 11.314