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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/6-31G*
 hartrees
Energy at 0K-552.856333
Energy at 298.15K 
HF Energy-552.655724
Nuclear repulsion energy182.421759
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 B2PLYP=FULLultrafine/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' 3202 3038 4.01 104.13 0.70 0.83
2 A' 3193 3029 11.95 100.50 0.75 0.86
3 A' 3091 2933 6.92 196.91 0.00 0.01
4 A' 1527 1448 21.00 2.84 0.74 0.85
5 A' 1503 1426 3.09 25.87 0.72 0.84
6 A' 1397 1325 7.70 0.60 0.70 0.82
7 A' 1112 1055 107.16 6.86 0.39 0.56
8 A' 1058 1003 21.78 6.91 0.61 0.76
9 A' 988 937 14.38 9.22 0.71 0.83
10 A' 662 628 10.11 27.82 0.11 0.20
11 A' 367 348 7.93 1.47 0.27 0.43
12 A' 291 276 0.72 1.60 0.73 0.84
13 A' 235 223 0.54 0.07 0.52 0.68
14 A" 3201 3037 2.64 38.10 0.75 0.86
15 A" 3189 3026 0.02 7.36 0.75 0.86
16 A" 3089 2931 4.04 0.18 0.75 0.86
17 A" 1508 1431 0.59 31.92 0.75 0.86
18 A" 1490 1413 9.69 4.06 0.75 0.86
19 A" 1374 1303 1.37 1.26 0.75 0.86
20 A" 963 913 5.84 6.27 0.75 0.86
21 A" 924 877 2.08 0.87 0.75 0.86
22 A" 693 657 20.52 16.14 0.75 0.86
23 A" 299 284 7.56 3.52 0.75 0.86
24 A" 182 172 0.00 0.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17768.3 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 16856.8 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 B2PLYP=FULLultrafine/6-31G*
ABC
0.22822 0.22560 0.13676

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.258 0.428 0.000
O2 -1.094 1.104 0.000
C3 0.258 -0.796 1.352
C4 0.258 -0.796 -1.352
H5 1.173 -1.392 1.319
H6 1.173 -1.392 -1.319
H7 0.214 -0.240 2.290
H8 0.214 -0.240 -2.290
H9 -0.625 -1.432 1.266
H10 -0.625 -1.432 -1.266

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.51201.82371.82372.42652.42652.38552.38552.41712.4171
O21.51202.69562.69563.62063.62062.95992.95992.87282.8728
C31.82372.69562.70491.09252.88581.09083.68481.09232.8359
C41.82372.69562.70492.88581.09253.68481.09082.83591.0923
H52.42653.62061.09252.88582.63761.78603.90761.79953.1491
H62.42653.62062.88581.09252.63763.90761.78603.14911.7995
H72.38552.95991.09083.68481.78603.90764.57971.78193.8433
H82.38552.95993.68481.09083.90761.78604.57973.84331.7819
H92.41712.87281.09232.83591.79953.14911.78193.84332.5321
H102.41712.87282.83591.09233.14911.79953.84331.78192.5321

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 110.084 S1 C3 H7 107.179
S1 C3 H9 109.398 S1 C4 H6 110.084
S1 C4 H8 107.179 S1 C4 H10 109.398
O2 S1 C3 107.454 O2 S1 C4 107.454
C3 S1 C4 95.736 H5 C3 H7 109.777
H5 C3 H9 110.903 H6 C4 H8 109.777
H6 C4 H10 110.903 H7 C3 H9 109.421
H8 C4 H10 109.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.776      
2 O -0.639      
3 C -0.648      
4 C -0.648      
5 H 0.178      
6 H 0.178      
7 H 0.198      
8 H 0.204      
9 H 0.198      
10 H 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.462 -3.108 0.000 3.965
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.009 2.292 -0.008
y 2.292 -34.118 0.014
z -0.008 0.014 -28.714
Traceless
 xyz
x -3.593 2.292 -0.008
y 2.292 -2.256 0.014
z -0.008 0.014 5.850
Polar
3z2-r211.699
x2-y2-0.891
xy2.292
xz-0.008
yz0.014


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.622 -0.868 0.001
y -0.868 6.236 0.001
z 0.001 0.001 6.810


<r2> (average value of r2) Å2
<r2> 102.924
(<r2>)1/2 10.145