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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-627.220855
Energy at 298.15K 
HF Energy-626.405422
Nuclear repulsion energy272.077296
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 MP2/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2/6-31+G**
ABC
0.14937 0.13881 0.13762

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.188
O2 -1.283 0.000 0.913
O3 1.283 0.000 0.913
C4 0.000 1.404 -0.914
C5 0.000 -1.404 -0.914
H6 0.000 2.285 -0.277
H7 0.000 -2.285 -0.277
H8 0.900 1.383 -1.524
H9 -0.900 1.383 -1.524
H10 -0.900 -1.383 -1.524
H11 0.900 -1.383 -1.524

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.47361.47361.78511.78512.33222.33222.37792.37792.37792.3779
O21.47362.56552.63772.63772.87842.87843.55232.82882.82883.5523
O31.47362.56552.63772.63772.87842.87842.82883.55233.55232.8288
C41.78512.63772.63772.80781.08793.74391.08721.08722.99122.9912
C51.78512.63772.63772.80783.74391.08792.99122.99121.08721.0872
H62.33222.87842.87841.08793.74394.57081.78341.78343.97763.9776
H72.33222.87842.87843.74391.08794.57083.97763.97761.78341.7834
H82.37793.55232.82881.08722.99121.78343.97761.79943.29942.7656
H92.37792.82883.55231.08722.99121.78343.97761.79942.76563.2994
H102.37792.82883.55232.99121.08723.97761.78343.29942.76561.7994
H112.37793.55232.82882.99121.08723.97761.78342.76563.29941.7994

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 105.982 S1 C4 H8 109.348
S1 C4 H9 109.348 S1 C5 H7 105.982
S1 C5 H10 109.348 S1 C5 H11 109.348
O2 S1 O3 121.028 O2 S1 C4 107.699
O2 S1 C5 107.699 O3 S1 C4 107.699
O3 S1 C5 107.699 C4 S1 C5 103.713
H6 C4 H8 110.153 H6 C4 H9 110.153
H7 C5 H10 110.153 H7 C5 H11 110.153
H8 C4 H9 111.688 H10 C5 H11 111.688
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability