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All results from a given calculation for CH3SOCH3 (Dimethyl sulfoxide)

using model chemistry: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-553.195632
Energy at 298.15K-553.202425
HF Energy-553.195632
Nuclear repulsion energy181.658415
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 TPSSh/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 A' 3173 3045 5.90 115.51 0.69 0.82
2 A' 3163 3035 18.11 111.79 0.75 0.86
3 A' 3063 2938 9.43 221.27 0.00 0.00
4 A' 1519 1457 19.16 2.50 0.74 0.85
5 A' 1496 1435 2.59 26.67 0.72 0.84
6 A' 1375 1319 5.45 0.66 0.50 0.67
7 A' 1103 1058 111.02 6.86 0.39 0.56
8 A' 1040 998 22.02 7.17 0.64 0.78
9 A' 971 931 12.29 8.99 0.72 0.84
10 A' 634 608 9.74 26.65 0.12 0.21
11 A' 353 339 7.01 1.53 0.28 0.43
12 A' 276 265 0.54 1.73 0.71 0.83
13 A' 227 218 0.43 0.07 0.54 0.70
14 A" 3173 3044 4.69 41.24 0.75 0.86
15 A" 3160 3032 0.10 8.60 0.75 0.86
16 A" 3061 2937 6.44 0.15 0.75 0.86
17 A" 1500 1439 0.31 32.49 0.75 0.86
18 A" 1482 1422 8.93 3.52 0.75 0.86
19 A" 1350 1295 0.30 1.42 0.75 0.86
20 A" 943 904 5.50 6.73 0.75 0.86
21 A" 902 865 1.96 0.97 0.75 0.86
22 A" 662 635 19.83 15.79 0.75 0.86
23 A" 289 277 6.42 3.55 0.75 0.86
24 A" 177 170 0.00 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17544.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 16832.1 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 TPSSh/6-31G*
ABC
0.22681 0.22281 0.13534

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.258 0.432 0.000
O2 -1.093 1.115 0.000
C3 0.258 -0.805 1.358
C4 0.258 -0.805 -1.358
H5 1.177 -1.396 1.321
H6 1.177 -1.396 -1.321
H7 0.212 -0.248 2.296
H8 0.212 -0.248 -2.296
H9 -0.624 -1.445 1.267
H10 -0.624 -1.445 -1.267

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.51351.83651.83652.43612.43612.39542.39542.43072.4307
O21.51352.71182.71183.63443.63442.97232.97232.89532.8953
C31.83652.71182.71511.09442.89311.09253.69641.09402.8420
C41.83652.71182.71512.89311.09443.69641.09252.84201.0940
H52.43613.63441.09442.89312.64171.78973.91611.80343.1538
H62.43613.63442.89311.09442.64173.91611.78973.15381.8034
H72.39542.97231.09253.69641.78973.91614.59271.78693.8511
H82.39542.97233.69641.09253.91611.78974.59273.85111.7869
H92.43072.89531.09402.84201.80343.15381.78693.85112.5340
H102.43072.89532.84201.09403.15381.80343.85111.78692.5340

picture of Dimethyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 H5 109.836 S1 C3 H7 106.977
S1 C3 H9 109.465 S1 C4 H6 109.836
S1 C4 H8 106.977 S1 C4 H10 109.465
O2 S1 C3 107.702 O2 S1 C4 107.702
C3 S1 C4 95.329 H5 C3 H7 109.853
H5 C3 H9 110.996 H6 C4 H8 109.853
H6 C4 H10 110.996 H7 C3 H9 109.627
H8 C4 H10 109.627
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.749      
2 O -0.621      
3 C -0.669      
4 C -0.669      
5 H 0.186      
6 H 0.186      
7 H 0.212      
8 H 0.212      
9 H 0.206      
10 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.351 -3.082 0.000 3.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.683 -0.876 0.000
y -0.876 6.389 0.000
z 0.000 0.000 6.998


<r2> (average value of r2) Å2
<r2> 103.486
(<r2>)1/2 10.173