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

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-627.162560
Energy at 298.15K 
HF Energy-626.462540
Nuclear repulsion energy276.010854
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 CID/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3281 3048 0.76      
2 A1 3179 2953 1.78      
3 A1 1541 1432 5.52      
4 A1 1469 1365 26.72      
5 A1 1220 1133 220.46      
6 A1 1086 1009 0.17      
7 A1 746 693 9.20      
8 A1 518 481 40.15      
9 A1 289 269 2.54      
10 A2 3287 3054 0.00      
11 A2 1529 1420 0.00      
12 A2 1010 938 0.00      
13 A2 316 294 0.00      
14 A2 199 185 0.00      
15 B1 3292 3058 2.81      
16 B1 1546 1436 14.70      
17 B1 1418 1317 294.37      
18 B1 1075 999 1.37      
19 B1 384 356 1.33      
20 B1 232 216 0.72      
21 B2 3279 3047 0.32      
22 B2 3175 2950 0.00      
23 B2 1532 1423 6.52      
24 B2 1451 1348 26.40      
25 B2 1026 953 79.14      
26 B2 814 756 41.58      
27 B2 489 454 56.27      

Unscaled Zero Point Vibrational Energy (zpe) 19690.7 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 18294.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CID/6-311G*
ABC
0.15496 0.14275 0.13979

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.188
O2 -1.249 0.000 0.902
O3 1.249 0.000 0.902
C4 0.000 1.396 -0.904
C5 0.000 -1.396 -0.904
H6 0.000 2.275 -0.268
H7 0.000 -2.275 -0.268
H8 0.896 1.385 -1.513
H9 -0.896 1.385 -1.513
H10 -0.896 -1.385 -1.513
H11 0.896 -1.385 -1.513

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.43851.43851.77231.77232.31992.31992.36892.36892.36892.3689
O21.43852.49802.60162.60162.84642.84643.51372.80532.80533.5137
O31.43852.49802.60162.60162.84642.84642.80533.51373.51372.8053
C41.77232.60162.60162.79261.08433.72561.08331.08332.98452.9845
C51.77232.60162.60162.79263.72561.08432.98452.98451.08331.0833
H62.31992.84642.84641.08433.72564.54941.77301.77303.96783.9678
H72.31992.84642.84643.72561.08434.54943.96783.96781.77301.7730
H82.36893.51372.80531.08332.98451.77303.96781.79193.29862.7695
H92.36892.80533.51371.08332.98451.77303.96781.79192.76953.2986
H102.36892.80533.51372.98451.08333.96781.77303.29862.76951.7919
H112.36893.51372.80532.98451.08333.96781.77302.76953.29861.7919

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 106.087 S1 C4 H8 109.739
S1 C4 H9 109.739 S1 C5 H7 106.087
S1 C5 H10 109.739 S1 C5 H11 109.739
O2 S1 O3 120.511 O2 S1 C4 107.792
O2 S1 C5 107.792 O3 S1 C4 107.792
O3 S1 C5 107.792 C4 S1 C5 103.966
H6 C4 H8 109.764 H6 C4 H9 109.764
H7 C5 H10 109.764 H7 C5 H11 109.764
H8 C4 H9 111.597 H10 C5 H11 111.597
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability