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

using model chemistry: PBEPBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-627.967760
Energy at 298.15K 
HF Energy-627.967760
Nuclear repulsion energy267.075419
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 PBEPBE/cc-pVDZ
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 3119 3101 0.27      
2 A1 2996 2979 2.15      
3 A1 1376 1368 2.91      
4 A1 1252 1245 12.59      
5 A1 1069 1063 138.65      
6 A1 946 941 0.22      
7 A1 618 614 14.15      
8 A1 432 430 19.07      
9 A1 249 247 2.08      
10 A2 3119 3101 0.00      
11 A2 1365 1357 0.00      
12 A2 861 856 0.00      
13 A2 259 258 0.00      
14 A2 166 165 0.00      
15 B1 3123 3105 1.54      
16 B1 1382 1374 7.21      
17 B1 1257 1249 181.12      
18 B1 919 914 0.62      
19 B1 320 318 0.56      
20 B1 196 195 0.58      
21 B2 3118 3100 1.11      
22 B2 2994 2976 0.04      
23 B2 1365 1357 7.86      
24 B2 1233 1226 7.92      
25 B2 881 876 58.71      
26 B2 673 669 57.86      
27 B2 405 402 27.32      

Unscaled Zero Point Vibrational Energy (zpe) 17846.2 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 17742.7 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 PBEPBE/cc-pVDZ
ABC
0.14346 0.13395 0.13253

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.197
O2 -1.308 0.000 0.930
O3 1.308 0.000 0.930
C4 0.000 1.428 -0.938
C5 0.000 -1.428 -0.938
H6 0.000 2.316 -0.278
H7 0.000 -2.316 -0.278
H8 0.917 1.408 -1.555
H9 -0.917 1.408 -1.555
H10 -0.917 -1.408 -1.555
H11 0.917 -1.408 -1.555

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.49861.49861.82471.82472.36412.36412.42742.42742.42742.4274
O21.49862.61502.69032.69032.92072.92073.61972.88182.88183.6197
O31.49862.61502.69032.69032.92072.92072.88183.61973.61972.8818
C41.82472.69032.69032.85701.10593.80201.10541.10543.04393.0439
C51.82472.69032.69032.85703.80201.10593.04393.04391.10541.1054
H62.36412.92072.92071.10593.80204.63161.81551.81554.04184.0418
H72.36412.92072.92073.80201.10594.63164.04184.04181.81551.8155
H82.42743.61972.88181.10543.04391.81554.04181.83453.36032.8154
H92.42742.88183.61971.10543.04391.81554.04181.83452.81543.3603
H102.42742.88183.61973.04391.10544.04181.81553.36032.81541.8345
H112.42743.61972.88183.04391.10544.04181.81552.81543.36031.8345

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 104.878 S1 C4 H8 109.410
S1 C4 H9 109.410 S1 C5 H7 104.878
S1 C5 H10 109.410 S1 C5 H11 109.410
O2 S1 O3 121.498 O2 S1 C4 107.699
O2 S1 C5 107.699 O3 S1 C4 107.699
O3 S1 C5 107.699 C4 S1 C5 103.049
H6 C4 H8 110.366 H6 C4 H9 110.366
H7 C5 H10 110.366 H7 C5 H11 110.366
H8 C4 H9 112.150 H10 C5 H11 112.150
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.667      
2 O -0.417      
3 O -0.417      
4 C -0.162      
5 C -0.162      
6 H 0.095      
7 H 0.095      
8 H 0.075      
9 H 0.075      
10 H 0.075      
11 H 0.075      


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 -4.185 4.185
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.352 0.000 0.000
y 0.000 -32.047 0.000
z 0.000 0.000 -38.032
Traceless
 xyz
x -7.313 0.000 0.000
y 0.000 8.145 0.000
z 0.000 0.000 -0.832
Polar
3z2-r2-1.665
x2-y2-10.305
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.840 0.000 0.000
y 0.000 7.639 0.000
z 0.000 0.000 6.873


<r2> (average value of r2) Å2
<r2> 132.094
(<r2>)1/2 11.493