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

using model chemistry: M06-2X/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 M06-2X/6-31G
 hartrees
Energy at 0K-628.027496
Energy at 298.15K 
HF Energy-628.027496
Nuclear repulsion energy256.054591
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 M06-2X/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 3250 3250 2.54      
2 A1 3124 3124 0.45      
3 A1 1493 1493 8.17      
4 A1 1409 1409 6.81      
5 A1 1091 1091 43.61      
6 A1 833 833 32.08      
7 A1 628 628 2.05      
8 A1 363 363 27.49      
9 A1 229 229 4.17      
10 A2 3251 3251 0.00      
11 A2 1499 1499 0.00      
12 A2 995 995 0.00      
13 A2 218 218 0.00      
14 A2 166 166 0.00      
15 B1 3253 3253 1.18      
16 B1 1511 1511 40.82      
17 B1 1103 1103 47.68      
18 B1 934 934 11.75      
19 B1 281 281 0.97      
20 B1 191 191 0.66      
21 B2 3249 3249 5.34      
22 B2 3124 3124 1.67      
23 B2 1482 1482 18.16      
24 B2 1383 1383 3.10      
25 B2 997 997 18.88      
26 B2 721 721 23.29      
27 B2 324 324 46.37      

Unscaled Zero Point Vibrational Energy (zpe) 18550.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18550.2 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 M06-2X/6-31G
ABC
0.12893 0.12612 0.12237

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.170
O2 -1.416 0.000 0.980
O3 1.416 0.000 0.980
C4 0.000 1.461 -0.961
C5 0.000 -1.461 -0.961
H6 0.000 2.334 -0.312
H7 0.000 -2.334 -0.312
H8 0.907 1.420 -1.561
H9 -0.907 1.420 -1.561
H10 -0.907 -1.420 -1.561
H11 0.907 -1.420 -1.561

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.63071.63071.84771.84772.38362.38362.41582.41582.41582.4158
O21.63072.83122.81162.81163.02003.02003.72362.95482.95483.7236
O31.63072.83122.81162.81163.02003.02002.95483.72363.72362.9548
C41.84772.81162.81162.92191.08853.85051.08811.08813.07943.0794
C51.84772.81162.81162.92193.85051.08853.07943.07941.08811.0881
H62.38363.02003.02001.08853.85054.66881.79431.79434.05954.0595
H72.38363.02003.02003.85051.08854.66884.05954.05951.79431.7943
H82.41583.72362.95481.08813.07941.79434.05951.81363.36982.8402
H92.41582.95483.72361.08813.07941.79434.05951.81362.84023.3698
H102.41582.95483.72363.07941.08814.05951.79433.36982.84021.8136
H112.41583.72362.95483.07941.08814.05951.79432.84023.36981.8136

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 105.614 S1 C4 H8 107.933
S1 C4 H9 107.933 S1 C5 H7 105.614
S1 C5 H10 107.933 S1 C5 H11 107.933
O2 S1 O3 120.474 O2 S1 C4 107.694
O2 S1 C5 107.694 O3 S1 C4 107.694
O3 S1 C5 107.694 C4 S1 C5 104.495
H6 C4 H8 111.048 H6 C4 H9 111.048
H7 C5 H10 111.048 H7 C5 H11 111.048
H8 C4 H9 112.899 H10 C5 H11 112.899
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.160      
2 O -0.624      
3 O -0.624      
4 C -0.670      
5 C -0.670      
6 H 0.262      
7 H 0.262      
8 H 0.226      
9 H 0.226      
10 H 0.226      
11 H 0.226      


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 -6.402 6.402
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.133 0.000 0.000
y 0.000 -31.045 0.000
z 0.000 0.000 -40.229
Traceless
 xyz
x -11.496 0.000 0.000
y 0.000 12.636 0.000
z 0.000 0.000 -1.140
Polar
3z2-r2-2.280
x2-y2-16.088
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.221 0.000 0.000
y 0.000 7.070 0.000
z 0.000 0.000 6.811


<r2> (average value of r2) Å2
<r2> 141.427
(<r2>)1/2 11.892