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

using model chemistry: QCISD(T)/aug-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 QCISD(T)/aug-cc-pVTZ
 hartrees
Energy at 0K-627.665033
Energy at 298.15K 
HF Energy-626.548085
Nuclear repulsion energy273.182417
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 QCISD(T)/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(T)/aug-cc-pVTZ
ABC
0.15084 0.14055 0.13744

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.266 0.000 0.915
O3 1.266 0.000 0.915
C4 0.000 1.404 -0.918
C5 0.000 -1.404 -0.918
H6 0.000 2.283 -0.273
H7 0.000 -2.283 -0.273
H8 0.904 1.375 -1.526
H9 -0.904 1.375 -1.526
H10 -0.904 -1.375 -1.526
H11 0.904 -1.375 -1.526

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45921.45921.78741.78742.32912.32912.37692.37692.37692.3769
O21.45922.53102.63292.63292.86782.86783.54372.82562.82563.5437
O31.45922.53102.63292.63292.86782.86782.82563.54373.54372.8256
C41.78742.63292.63292.80731.09063.74261.08961.08962.98502.9850
C51.78742.63292.63292.80733.74261.09062.98502.98501.08961.0896
H62.32912.86782.86781.09063.74264.56581.79201.79203.97143.9714
H72.32912.86782.86783.74261.09064.56583.97143.97141.79201.7920
H82.37693.54372.82561.08962.98501.79203.97141.80713.29142.7510
H92.37692.82563.54371.08962.98501.79203.97141.80712.75103.2914
H102.37692.82563.54372.98501.08963.97141.79203.29142.75101.8071
H112.37693.54372.82562.98501.08963.97141.79202.75103.29141.8071

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 105.472 S1 C4 H8 108.987
S1 C4 H9 108.987 S1 C5 H7 105.472
S1 C5 H10 108.987 S1 C5 H11 108.987
O2 S1 O3 120.282 O2 S1 C4 107.954
O2 S1 C5 107.954 O3 S1 C4 107.954
O3 S1 C5 107.954 C4 S1 C5 103.494
H6 C4 H8 110.559 H6 C4 H9 110.559
H7 C5 H10 110.559 H7 C5 H11 110.559
H8 C4 H9 112.040 H10 C5 H11 112.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability