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

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-553.195434
Energy at 298.15K-553.202247
HF Energy-553.195434
Nuclear repulsion energy182.039182
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 mPW1PW91/aug-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 A' 3192 3059 2.47 87.18 0.70 0.82
2 A' 3181 3048 8.27 92.05 0.75 0.86
3 A' 3063 2935 8.06 321.01 0.00 0.00
4 A' 1447 1387 18.42 0.70 0.69 0.82
5 A' 1424 1365 4.31 8.30 0.70 0.82
6 A' 1308 1253 8.19 3.02 0.05 0.10
7 A' 1059 1015 125.68 10.76 0.41 0.59
8 A' 1014 971 14.51 0.32 0.65 0.79
9 A' 942 903 9.00 1.38 0.73 0.84
10 A' 658 630 6.77 30.35 0.12 0.21
11 A' 354 339 6.67 1.76 0.23 0.37
12 A' 276 265 0.57 3.30 0.72 0.84
13 A' 218 209 0.33 0.10 0.68 0.81
14 A" 3192 3059 0.77 35.85 0.75 0.86
15 A" 3178 3045 0.06 11.48 0.75 0.86
16 A" 3061 2933 3.97 1.74 0.75 0.86
17 A" 1426 1367 0.00 8.84 0.75 0.86
18 A" 1410 1351 9.19 0.55 0.75 0.86
19 A" 1284 1230 1.19 0.60 0.75 0.86
20 A" 918 879 6.63 0.62 0.75 0.86
21 A" 877 841 2.20 0.11 0.75 0.86
22 A" 685 657 12.38 15.28 0.75 0.86
23 A" 307 294 8.93 3.91 0.75 0.86
24 A" 166 159 0.00 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17318.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 16596.3 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 mPW1PW91/aug-cc-pVDZ
ABC
0.22785 0.22448 0.13728

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.265 0.426 0.000
O2 -1.125 1.067 0.000
C3 0.265 -0.781 1.363
C4 0.265 -0.781 -1.363
H5 1.196 -1.361 1.340
H6 1.196 -1.361 -1.340
H7 0.205 -0.201 2.289
H8 0.205 -0.201 -2.289
H9 -0.614 -1.427 1.262
H10 -0.614 -1.427 -1.262

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.53041.82041.82042.41962.41962.37372.37372.40842.4084
O21.53042.68402.68403.61583.61582.93462.93462.84142.8414
C31.82042.68402.72521.09652.91691.09433.69741.09572.8428
C41.82042.68402.72522.91691.09653.69741.09432.84281.0957
H52.41963.61581.09652.91692.68091.79603.93651.81323.1712
H62.41963.61582.91691.09652.68093.93651.79603.17121.8132
H72.37372.93461.09433.69741.79603.93654.57711.79613.8448
H82.37372.93463.69741.09433.93651.79604.57713.84481.7961
H92.40842.84141.09572.84281.81323.17121.79613.84482.5249
H102.40842.84142.84281.09573.17121.81323.84481.79612.5249

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 109.587 S1 C3 H7 106.369
S1 C3 H9 108.805 S1 C4 H6 109.587
S1 C4 H8 106.369 S1 C4 H10 108.805
O2 S1 C3 106.128 O2 S1 C4 106.128
C3 S1 C4 96.922 H5 C3 H7 110.132
H5 C3 H9 111.604 H6 C4 H8 110.132
H6 C4 H10 111.604 H7 C3 H9 110.196
H8 C4 H10 110.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.901      
2 O -0.906      
3 C 0.217      
4 C 0.217      
5 H -0.067      
6 H -0.067      
7 H -0.082      
8 H -0.082      
9 H -0.066      
10 H -0.066      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.738 -3.339 0.000 4.318
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.859 2.371 0.000
y 2.371 -34.274 0.000
z 0.000 0.000 -28.418
Traceless
 xyz
x -4.513 2.371 0.000
y 2.371 -2.136 0.000
z 0.000 0.000 6.649
Polar
3z2-r213.297
x2-y2-1.584
xy2.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.319 -0.780 0.000
y -0.780 7.960 0.000
z 0.000 0.000 8.680


<r2> (average value of r2) Å2
<r2> 103.028
(<r2>)1/2 10.150