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

using model chemistry: MP2/daug-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 MP2/daug-cc-pVDZ
 hartrees
Energy at 0K-552.244438
Energy at 298.15K-552.251306
HF Energy-551.581342
Nuclear repulsion energy181.420965
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 MP2/daug-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' 3193 3193 2.03 85.30 0.70 0.82
2 A' 3181 3181 7.13 87.25 0.74 0.85
3 A' 3058 3058 8.87 315.55 0.00 0.00
4 A' 1464 1464 16.44 0.83 0.64 0.78
5 A' 1438 1438 3.83 8.09 0.71 0.83
6 A' 1317 1317 7.02 5.02 0.03 0.05
7 A' 1053 1053 142.04 8.25 0.35 0.52
8 A' 1020 1020 14.58 0.43 0.58 0.73
9 A' 950 950 10.60 0.91 0.74 0.85
10 A' 668 668 7.44 36.86 0.10 0.17
11 A' 351 351 6.69 1.97 0.21 0.34
12 A' 280 280 0.56 3.12 0.75 0.86
13 A' 233 233 0.33 0.08 0.52 0.69
14 A" 3193 3193 0.92 31.99 0.75 0.86
15 A" 3178 3178 0.01 9.21 0.75 0.86
16 A" 3057 3057 3.75 1.27 0.75 0.86
17 A" 1443 1443 0.01 8.50 0.75 0.86
18 A" 1424 1424 8.28 0.73 0.75 0.86
19 A" 1293 1293 0.49 0.99 0.75 0.86
20 A" 924 924 4.59 0.57 0.75 0.86
21 A" 888 888 1.78 0.27 0.75 0.86
22 A" 693 693 12.45 17.23 0.75 0.86
23 A" 302 302 8.48 4.13 0.75 0.86
24 A" 175 175 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17387.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17387.5 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 MP2/daug-cc-pVDZ
ABC
0.22540 0.22410 0.13717

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.269 0.435 0.000
O2 -1.140 1.066 0.000
C3 0.269 -0.788 1.354
C4 0.269 -0.788 -1.354
H5 1.201 -1.373 1.324
H6 1.201 -1.373 -1.324
H7 0.207 -0.219 2.292
H8 0.207 -0.219 -2.292
H9 -0.618 -1.427 1.236
H10 -0.618 -1.427 -1.236

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.54381.82471.82472.42712.42712.38482.38482.40482.4048
O21.54382.69352.69353.63053.63052.95282.95282.83082.8308
C31.82472.69352.70881.10082.89551.09843.69131.10022.8120
C41.82472.69352.70882.89551.10083.69131.09842.81201.1002
H52.42713.63051.10082.89552.64771.80513.92391.82203.1409
H62.42713.63052.89551.10082.64773.92391.80513.14091.8220
H72.38482.95281.09843.69131.80513.92394.58471.80393.8195
H82.38482.95283.69131.09843.92391.80514.58473.81951.8039
H92.40482.83081.10022.81201.82203.14091.80393.81952.4723
H102.40482.83082.81201.10023.14091.82203.81951.80392.4723

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 109.629 S1 C3 H7 106.686
S1 C3 H9 108.035 S1 C4 H6 109.629
S1 C4 H8 106.686 S1 C4 H10 108.035
O2 S1 C3 105.886 O2 S1 C4 105.886
C3 S1 C4 95.850 H5 C3 H7 110.324
H5 C3 H9 111.746 H6 C4 H8 110.324
H6 C4 H10 111.746 H7 C3 H9 110.263
H8 C4 H10 110.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability