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

using model chemistry: B2PLYP=FULL/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-553.063256
Energy at 298.15K-553.070180
HF Energy-552.772428
Nuclear repulsion energy183.506005
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/aug-cc-pVTZ
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' 3168 3039 2.49 87.79 0.70 0.82
2 A' 3159 3030 8.39 90.53 0.75 0.86
3 A' 3063 2938 7.86 320.24 0.00 0.00
4 A' 1493 1432 17.06 0.84 0.70 0.83
5 A' 1471 1411 4.45 8.03 0.70 0.82
6 A' 1346 1291 8.57 4.10 0.04 0.08
7 A' 1084 1040 131.06 14.44 0.36 0.53
8 A' 1034 992 14.99 0.42 0.75 0.86
9 A' 962 923 10.65 1.37 0.63 0.77
10 A' 653 627 8.08 32.06 0.11 0.20
11 A' 368 353 6.83 2.07 0.20 0.34
12 A' 284 272 0.33 3.20 0.72 0.84
13 A' 233 223 0.29 0.08 0.63 0.78
14 A" 3167 3038 1.00 35.08 0.75 0.86
15 A" 3154 3026 0.05 10.27 0.75 0.86
16 A" 3061 2937 3.57 1.41 0.75 0.86
17 A" 1474 1414 0.01 8.47 0.75 0.86
18 A" 1457 1398 8.70 0.66 0.75 0.86
19 A" 1325 1271 1.10 0.86 0.75 0.86
20 A" 937 899 6.52 0.47 0.75 0.86
21 A" 901 864 1.93 0.23 0.75 0.86
22 A" 681 653 14.98 15.70 0.75 0.86
23 A" 316 303 8.34 3.95 0.75 0.86
24 A" 183 175 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17486.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 16776.2 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/aug-cc-pVTZ
ABC
0.23087 0.22807 0.13920

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.261 0.429 0.000
O2 -1.104 1.064 0.000
C3 0.261 -0.782 1.352
C4 0.261 -0.782 -1.352
H5 1.177 -1.367 1.321
H6 1.177 -1.367 -1.321
H7 0.210 -0.216 2.277
H8 0.210 -0.216 -2.277
H9 -0.619 -1.413 1.249
H10 -0.619 -1.413 -1.249

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50531.81511.81512.41032.41032.36742.36742.39302.3930
O21.50532.66422.66423.58563.58562.92412.92412.81602.8160
C31.81512.66422.70441.08762.88541.08563.67371.08722.8178
C41.81512.66422.70442.88541.08763.67371.08562.81781.0872
H52.41033.58561.08762.88542.64111.78203.89931.79743.1354
H62.41033.58562.88541.08762.64113.89931.78203.13541.7974
H72.36742.92411.08563.67371.78203.89934.55461.78193.8153
H82.36742.92413.67371.08563.89931.78204.55463.81531.7819
H92.39302.81601.08722.81781.79743.13541.78193.81532.4989
H102.39302.81602.81781.08723.13541.79743.81531.78192.4989

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 109.718 S1 C3 H7 106.683
S1 C3 H9 108.464 S1 C4 H6 109.718
S1 C4 H8 106.683 S1 C4 H10 108.464
O2 S1 C3 106.336 O2 S1 C4 106.336
C3 S1 C4 96.311 H5 C3 H7 110.171
H5 C3 H9 111.484 H6 C4 H8 110.171
H6 C4 H10 111.484 H7 C3 H9 110.187
H8 C4 H10 110.187
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability