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All results from a given calculation for C2H6O2S (Dimethyl sulfone)

using model chemistry: MP4/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4/cc-pVTZ
 hartrees
Energy at 0K-627.643663
Energy at 298.15K 
HF Energy-626.542859
Nuclear repulsion energy273.065192
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 MP4/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP4/cc-pVTZ
ABC
0.15025 0.14063 0.13748

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.193
O2 -1.268 0.000 0.915
O3 1.268 0.000 0.915
C4 0.000 1.400 -0.921
C5 0.000 -1.400 -0.921
H6 0.000 2.283 -0.282
H7 0.000 -2.283 -0.282
H8 0.902 1.373 -1.530
H9 -0.902 1.373 -1.530
H10 -0.902 -1.373 -1.530
H11 0.902 -1.373 -1.530

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45941.45941.78891.78892.33202.33202.38122.38122.38122.3812
O21.45942.53632.63422.63422.87322.87323.54642.82882.82883.5464
O31.45942.53632.63422.63422.87322.87322.82883.54643.54642.8288
C41.78892.63422.63422.79981.08983.73791.08901.08902.97942.9794
C51.78892.63422.63422.79983.73791.08982.97942.97941.08901.0890
H62.33202.87322.87321.08983.73794.56621.78851.78853.96763.9676
H72.33202.87322.87323.73791.08984.56623.96763.96761.78851.7885
H82.38123.54642.82881.08902.97941.78853.96761.80383.28622.7469
H92.38122.82883.54641.08902.97941.78853.96761.80382.74693.2862
H102.38122.82883.54642.97941.08903.96761.78853.28622.74691.8038
H112.38123.54642.82882.97941.08903.96761.78852.74693.28621.8038

picture of Dimethyl sulfone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H6 105.635 S1 C4 H8 109.245
S1 C4 H9 109.245 S1 C5 H7 105.635
S1 C5 H10 109.245 S1 C5 H11 109.245
O2 S1 O3 120.669 O2 S1 C4 107.947
O2 S1 C5 107.947 O3 S1 C4 107.947
O3 S1 C5 107.947 C4 S1 C5 102.990
H6 C4 H8 110.344 H6 C4 H9 110.344
H7 C5 H10 110.344 H7 C5 H11 110.344
H8 C4 H9 111.829 H10 C5 H11 111.829
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability