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

using model chemistry: B2PLYP=FULL/TZVP

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=FULL/TZVP
 hartrees
Energy at 0K-552.981000
Energy at 298.15K-552.987845
HF Energy-552.738285
Nuclear repulsion energy181.851180
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=FULL/TZVP
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' 3185 3039 3.53 92.66 0.70 0.82
2 A' 3175 3030 11.39 101.12 0.75 0.86
3 A' 3070 2930 9.62 269.63 0.00 0.00
4 A' 1488 1420 21.44 2.97 0.74 0.85
5 A' 1468 1401 5.46 15.97 0.71 0.83
6 A' 1364 1302 7.35 1.97 0.10 0.18
7 A' 1060 1012 118.68 7.05 0.45 0.63
8 A' 1036 988 13.78 4.52 0.56 0.72
9 A' 963 919 21.31 7.27 0.70 0.83
10 A' 643 613 9.67 33.07 0.11 0.20
11 A' 366 350 9.12 2.21 0.35 0.52
12 A' 280 267 0.47 2.66 0.73 0.84
13 A' 225 215 0.70 0.09 0.52 0.69
14 A" 3184 3038 1.66 40.37 0.75 0.86
15 A" 3172 3027 0.09 10.20 0.75 0.86
16 A" 3068 2928 5.33 0.52 0.75 0.86
17 A" 1470 1403 0.17 17.16 0.75 0.86
18 A" 1454 1387 10.52 2.76 0.75 0.86
19 A" 1340 1278 1.12 0.26 0.75 0.86
20 A" 937 894 4.44 5.22 0.75 0.86
21 A" 906 865 0.98 0.31 0.75 0.86
22 A" 670 640 18.37 19.98 0.75 0.86
23 A" 312 298 10.35 4.46 0.75 0.86
24 A" 158 151 0.01 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17497.4 cm-1
Scaled (by 0.9542) Zero Point Vibrational Energy (zpe) 16696.0 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=FULL/TZVP
ABC
0.22579 0.22453 0.13660

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.264 0.434 0.000
O2 -1.118 1.076 0.000
C3 0.264 -0.791 1.362
C4 0.264 -0.791 -1.362
H5 1.188 -1.367 1.348
H6 1.188 -1.367 -1.348
H7 0.191 -0.226 2.288
H8 0.191 -0.226 -2.288
H9 -0.606 -1.434 1.250
H10 -0.606 -1.434 -1.250

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.52481.83201.83202.43182.43182.38192.38192.41032.4103
O21.52482.69352.69353.62043.62042.93972.93972.85062.8506
C31.83202.69352.72491.08882.92121.08673.69421.08802.8281
C41.83202.69352.72492.92121.08883.69421.08672.82811.0880
H52.43183.62041.08882.92122.69651.78323.93911.79873.1589
H62.43183.62042.92121.08882.69653.93911.78323.15891.7987
H72.38192.93971.08673.69421.78323.93914.57511.78043.8225
H82.38192.93973.69421.08673.93911.78324.57513.82251.7804
H92.41032.85061.08802.82811.79873.15891.78043.82252.5008
H102.41032.85062.82811.08803.15891.79873.82251.78042.5008

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 110.107 S1 C3 H7 106.581
S1 C3 H9 108.567 S1 C4 H6 110.107
S1 C4 H8 106.581 S1 C4 H10 108.567
O2 S1 C3 106.359 O2 S1 C4 106.359
C3 S1 C4 96.089 H5 C3 H7 110.104
H5 C3 H9 111.438 H6 C4 H8 110.104
H6 C4 H10 111.438 H7 C3 H9 109.913
H8 C4 H10 109.913
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability