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

using model chemistry: PBEPBE/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 PBEPBE/6-311G*
 hartrees
Energy at 0K-628.040410
Energy at 298.15K 
HF Energy-628.040410
Nuclear repulsion energy269.562122
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/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 3105 3073 1.82      
2 A1 3001 2970 2.67      
3 A1 1427 1412 4.50      
4 A1 1317 1303 17.37      
5 A1 1092 1081 169.00      
6 A1 980 970 0.01      
7 A1 630 624 13.37      
8 A1 450 446 20.13      
9 A1 259 256 2.33      
10 A2 3108 3075 0.00      
11 A2 1412 1398 0.00      
12 A2 906 897 0.00      
13 A2 273 271 0.00      
14 A2 179 177 0.00      
15 B1 3112 3079 4.82      
16 B1 1430 1415 15.57      
17 B1 1278 1264 209.36      
18 B1 964 954 1.21      
19 B1 339 336 0.40      
20 B1 209 207 0.62      
21 B2 3104 3072 0.18      
22 B2 2999 2967 0.14      
23 B2 1416 1402 9.05      
24 B2 1296 1283 18.93      
25 B2 919 909 59.67      
26 B2 695 688 56.13      
27 B2 422 418 27.61      

Unscaled Zero Point Vibrational Energy (zpe) 18160.3 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 17971.5 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/6-311G*
ABC
0.14679 0.13634 0.13381

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.197
O2 -1.286 0.000 0.923
O3 1.286 0.000 0.923
C4 0.000 1.424 -0.931
C5 0.000 -1.424 -0.931
H6 0.000 2.310 -0.283
H7 0.000 -2.310 -0.283
H8 0.908 1.409 -1.546
H9 -0.908 1.409 -1.546
H10 -0.908 -1.409 -1.546
H11 0.908 -1.409 -1.546

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.47671.47671.81631.81632.35892.35892.41852.41852.41852.4185
O21.47672.57242.66762.66762.90542.90543.59102.86752.86753.5910
O31.47672.57242.66762.66762.90542.90542.86753.59103.59102.8675
C41.81632.66762.66762.84711.09773.78891.09711.09713.03783.0378
C51.81632.66762.66762.84713.78891.09773.03783.03781.09711.0971
H62.35892.90542.90541.09773.78894.61911.79741.79744.03114.0311
H72.35892.90542.90543.78891.09774.61914.03114.03111.79741.7974
H82.41853.59102.86751.09713.03781.79744.03111.81673.35332.8185
H92.41852.86753.59101.09713.03781.79744.03111.81672.81853.3533
H102.41852.86753.59103.03781.09714.03111.79743.35332.81851.8167
H112.41853.59102.86753.03781.09714.03111.79742.81853.35331.8167

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 105.426 S1 C4 H8 109.753
S1 C4 H9 109.753 S1 C5 H7 105.426
S1 C5 H10 109.753 S1 C5 H11 109.753
O2 S1 O3 121.149 O2 S1 C4 107.765
O2 S1 C5 107.765 O3 S1 C4 107.765
O3 S1 C5 107.765 C4 S1 C5 103.215
H6 C4 H8 109.965 H6 C4 H9 109.965
H7 C5 H10 109.965 H7 C5 H11 109.965
H8 C4 H9 111.784 H10 C5 H11 111.784
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.880      
2 O -0.444      
3 O -0.444      
4 C -0.812      
5 C -0.812      
6 H 0.291      
7 H 0.291      
8 H 0.263      
9 H 0.263      
10 H 0.263      
11 H 0.263      


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 -4.670 4.670
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.556 0.000 0.000
y 0.000 -32.274 0.000
z 0.000 0.000 -39.058
Traceless
 xyz
x -7.890 0.000 0.000
y 0.000 9.033 0.000
z 0.000 0.000 -1.143
Polar
3z2-r2-2.285
x2-y2-11.282
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.884 0.000 0.000
y 0.000 7.643 0.000
z 0.000 0.000 7.089


<r2> (average value of r2) Å2
<r2> 130.977
(<r2>)1/2 11.445