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

using model chemistry: MP2=FULL/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=FULL/cc-pVDZ
 hartrees
Energy at 0K-552.189962
Energy at 298.15K-552.196828
HF Energy-551.555028
Nuclear repulsion energy182.369909
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=FULL/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' 3222 3062 2.94 104.69 0.72 0.84
2 A' 3216 3056 6.44 98.41 0.73 0.85
3 A' 3086 2933 8.11 230.73 0.00 0.01
4 A' 1479 1405 16.71 2.28 0.75 0.85
5 A' 1453 1381 4.69 19.37 0.72 0.84
6 A' 1330 1264 9.50 0.98 0.10 0.19
7 A' 1107 1052 121.78 5.30 0.58 0.73
8 A' 1022 971 16.04 3.12 0.44 0.61
9 A' 954 906 5.60 4.03 0.75 0.86
10 A' 673 640 11.53 29.73 0.10 0.18
11 A' 361 343 6.95 1.76 0.42 0.59
12 A' 284 270 0.75 2.48 0.75 0.86
13 A' 234 222 1.22 0.05 0.25 0.40
14 A" 3221 3061 0.83 42.17 0.75 0.86
15 A" 3213 3054 0.01 6.90 0.75 0.86
16 A" 3086 2933 5.15 0.56 0.75 0.86
17 A" 1459 1387 0.10 25.01 0.75 0.86
18 A" 1438 1367 8.09 3.16 0.75 0.86
19 A" 1305 1240 1.16 0.08 0.75 0.86
20 A" 917 871 5.47 3.01 0.75 0.86
21 A" 887 843 2.45 0.12 0.75 0.86
22 A" 695 661 22.46 16.25 0.75 0.86
23 A" 298 283 8.77 4.15 0.75 0.86
24 A" 168 160 0.00 0.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17553.1 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 16682.5 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=FULL/cc-pVDZ
ABC
0.22797 0.22616 0.13849

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.266 0.437 0.000
O2 -1.121 1.065 0.000
C3 0.266 -0.788 1.345
C4 0.266 -0.788 -1.345
H5 1.185 -1.395 1.324
H6 1.185 -1.395 -1.324
H7 0.207 -0.223 2.287
H8 0.207 -0.223 -2.287
H9 -0.634 -1.413 1.234
H10 -0.634 -1.413 -1.234

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.52311.81971.81972.44002.44002.38092.38092.39892.3989
O21.52312.67772.67773.62273.62272.94162.94162.81062.8106
C31.81972.67772.69041.10112.88721.09953.67601.10112.8019
C41.81972.67772.69042.88721.10113.67601.09952.80191.1011
H52.44003.62271.10112.88722.64771.80453.91981.82093.1383
H62.44003.62272.88721.10112.64773.91981.80453.13831.8209
H72.38092.94161.09953.67601.80453.91984.57331.79723.8098
H82.38092.94163.67601.09953.91981.80454.57333.80981.7972
H92.39892.81061.10112.80191.82093.13831.79723.80982.4675
H102.39892.81062.80191.10113.13831.82093.80981.79722.4675

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 110.905 S1 C3 H7 106.672
S1 C3 H9 107.885 S1 C4 H6 110.905
S1 C4 H8 106.672 S1 C4 H10 107.885
O2 S1 C3 106.118 O2 S1 C4 106.118
C3 S1 C4 95.329 H5 C3 H7 110.168
H5 C3 H9 111.555 H6 C4 H8 110.168
H6 C4 H10 111.555 H7 C3 H9 109.507
H8 C4 H10 109.507
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability