return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-553.093718
Energy at 298.15K 
HF Energy-552.770117
Nuclear repulsion energy184.489004
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 B2PLYP=FULL/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311+G(3df,2p)
ABC
0.23362 0.23044 0.14042

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.257 0.425 0.000
O2 -1.088 1.066 0.000
C3 0.257 -0.779 1.346
C4 0.257 -0.779 -1.346
H5 1.175 -1.362 1.318
H6 1.175 -1.362 -1.318
H7 0.205 -0.214 2.272
H8 0.205 -0.214 -2.272
H9 -0.619 -1.416 1.248
H10 -0.619 -1.416 -1.248

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.48971.80581.80582.40252.40252.36052.36052.39062.3906
O21.48972.64992.64993.57073.57072.91042.91042.81702.8170
C31.80582.64992.69201.08812.87701.08583.66201.08772.8113
C41.80582.64992.69202.87701.08813.66201.08582.81131.0877
H52.40253.57071.08812.87702.63511.78033.89131.79643.1313
H62.40253.57072.87701.08812.63513.89131.78033.13131.7964
H72.36052.91041.08583.66201.78033.89134.54371.78113.8099
H82.36052.91043.66201.08583.89131.78034.54373.80991.7811
H92.39062.81701.08772.81131.79643.13131.78113.80992.4964
H102.39062.81702.81131.08773.13131.79643.80991.78112.4964

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 109.740 S1 C3 H7 106.782
S1 C3 H9 108.880 S1 C4 H6 109.740
S1 C4 H8 106.782 S1 C4 H10 108.880
O2 S1 C3 106.651 O2 S1 C4 106.651
C3 S1 C4 96.383 H5 C3 H7 109.962
H5 C3 H9 111.305 H6 C4 H8 109.962
H6 C4 H10 111.305 H7 C3 H9 110.059
H8 C4 H10 110.059
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability