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

using model chemistry: wB97X-D/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-628.489869
Energy at 298.15K 
HF Energy-628.489869
Nuclear repulsion energy276.283755
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/Def2TZVPP
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 3182 3040 0.56      
2 A1 3078 2940 1.37      
3 A1 1456 1391 3.01      
4 A1 1359 1298 32.07      
5 A1 1213 1159 164.14      
6 A1 1013 967 4.18      
7 A1 702 671 11.48      
8 A1 506 483 25.87      
9 A1 278 265 2.79      
10 A2 3186 3044 0.00      
11 A2 1455 1390 0.00      
12 A2 938 896 0.00      
13 A2 309 295 0.00      
14 A2 183 175 0.00      
15 B1 3190 3047 1.58      
16 B1 1474 1408 0.62      
17 B1 1412 1349 271.24      
18 B1 998 953 1.81      
19 B1 372 356 0.23      
20 B1 222 212 0.45      
21 B2 3181 3038 0.57      
22 B2 3076 2938 0.18      
23 B2 1446 1381 6.19      
24 B2 1344 1284 21.14      
25 B2 946 904 83.80      
26 B2 758 724 37.14      
27 B2 471 450 35.96      

Unscaled Zero Point Vibrational Energy (zpe) 18874.5 cm-1
Scaled (by 0.9552) Zero Point Vibrational Energy (zpe) 18028.9 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/Def2TZVPP
ABC
0.15523 0.14347 0.13957

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.243 0.000 0.903
O3 1.243 0.000 0.903
C4 0.000 1.396 -0.907
C5 0.000 -1.396 -0.907
H6 0.000 2.274 -0.264
H7 0.000 -2.274 -0.264
H8 0.899 1.380 -1.517
H9 -0.899 1.380 -1.517
H10 -0.899 -1.380 -1.517
H11 0.899 -1.380 -1.517

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.43351.43351.77411.77412.31902.31902.37112.37112.37112.3711
O21.43352.48522.60152.60152.84262.84263.51442.80712.80713.5144
O31.43352.48522.60152.60152.84262.84262.80713.51443.51442.8071
C41.77412.60152.60152.79121.08843.72571.08721.08722.98052.9805
C51.77412.60152.60152.79123.72571.08842.98052.98051.08721.0872
H62.31902.84262.84261.08843.72574.54871.78301.78303.96603.9660
H72.31902.84262.84263.72571.08844.54873.96603.96601.78301.7830
H82.37113.51442.80711.08722.98051.78303.96601.79903.29382.7591
H92.37112.80713.51441.08722.98051.78303.96601.79902.75913.2938
H102.37112.80713.51442.98051.08723.96601.78303.29382.75911.7990
H112.37113.51442.80712.98051.08723.96601.78302.75913.29381.7990

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 105.717 S1 C4 H8 109.576
S1 C4 H9 109.576 S1 C5 H7 105.717
S1 C5 H10 109.576 S1 C5 H11 109.576
O2 S1 O3 120.184 O2 S1 C4 107.928
O2 S1 C5 107.928 O3 S1 C4 107.928
O3 S1 C5 107.928 C4 S1 C5 103.751
H6 C4 H8 110.076 H6 C4 H9 110.076
H7 C5 H10 110.076 H7 C5 H11 110.076
H8 C4 H9 111.647 H10 C5 H11 111.647
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.768      
2 O -0.475      
3 O -0.475      
4 C -0.269      
5 C -0.269      
6 H 0.127      
7 H 0.127      
8 H 0.117      
9 H 0.117      
10 H 0.117      
11 H 0.117      


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 -4.518 4.518
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.693 0.000 0.000
y 0.000 -31.424 0.000
z 0.000 0.000 -37.990
Traceless
 xyz
x -7.986 0.000 0.000
y 0.000 8.918 0.000
z 0.000 0.000 -0.932
Polar
3z2-r2-1.863
x2-y2-11.269
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.030 0.000 0.000
y 0.000 7.644 0.000
z 0.000 0.000 7.085


<r2> (average value of r2) Å2
<r2> 125.451
(<r2>)1/2 11.200