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

using model chemistry: QCISD/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/aug-cc-pVTZ
 hartrees
Energy at 0K-627.619121
Energy at 298.15K 
HF Energy-626.549468
Nuclear repulsion energy274.194823
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/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
0.15220 0.14160 0.13818

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.187
O2 -1.258 0.000 0.913
O3 1.258 0.000 0.913
C4 0.000 1.400 -0.914
C5 0.000 -1.400 -0.914
H6 0.000 2.279 -0.271
H7 0.000 -2.279 -0.271
H8 0.901 1.374 -1.522
H9 -0.901 1.374 -1.522
H10 -0.901 -1.374 -1.522
H11 0.901 -1.374 -1.522

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45241.45241.78141.78142.32472.32472.37112.37112.37112.3711
O21.45242.51612.62312.62312.86002.86003.53282.81872.81873.5328
O31.45242.51612.62312.62312.86002.86002.81873.53283.53282.8187
C41.78142.62312.62312.80071.08853.73511.08771.08772.97992.9799
C51.78142.62312.62312.80073.73511.08852.97992.97991.08771.0877
H62.32472.86002.86001.08853.73514.55811.78771.78773.96513.9651
H72.32472.86002.86003.73511.08854.55813.96513.96511.78771.7877
H82.37113.53282.81871.08772.97991.78773.96511.80263.28652.7480
H92.37112.81873.53281.08772.97991.78773.96511.80262.74803.2865
H102.37112.81873.53282.97991.08773.96511.78773.28652.74801.8026
H112.37113.53282.81872.97991.08773.96511.78772.74803.28651.8026

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 105.652 S1 C4 H8 109.065
S1 C4 H9 109.065 S1 C5 H7 105.652
S1 C5 H10 109.065 S1 C5 H11 109.065
O2 S1 O3 120.041 O2 S1 C4 107.990
O2 S1 C5 107.990 O3 S1 C4 107.990
O3 S1 C5 107.990 C4 S1 C5 103.648
H6 C4 H8 110.465 H6 C4 H9 110.465
H7 C5 H10 110.465 H7 C5 H11 110.465
H8 C4 H9 111.917 H10 C5 H11 111.917
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability