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

using model chemistry: B2PLYP=FULLultrafine/3-21G*

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=FULLultrafine/3-21G*
 hartrees
Energy at 0K-550.116062
Energy at 298.15K 
HF Energy-549.960874
Nuclear repulsion energy181.767583
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=FULLultrafine/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3174 3174 6.19 106.03 0.73 0.85
2 A' 3168 3168 9.93 93.48 0.72 0.83
3 A' 3076 3076 6.05 180.81 0.00 0.01
4 A' 1563 1563 27.01 3.34 0.75 0.85
5 A' 1540 1540 4.06 31.68 0.72 0.84
6 A' 1427 1427 14.34 1.87 0.46 0.63
7 A' 1116 1116 76.84 5.76 0.36 0.53
8 A' 1072 1072 25.84 8.02 0.61 0.76
9 A' 990 990 17.36 10.51 0.70 0.82
10 A' 632 632 15.61 26.59 0.10 0.19
11 A' 369 369 6.30 1.71 0.31 0.47
12 A' 303 303 0.81 1.47 0.75 0.86
13 A' 231 231 0.66 0.15 0.60 0.75
14 A" 3172 3172 3.76 30.75 0.75 0.86
15 A" 3164 3164 0.20 8.95 0.75 0.86
16 A" 3074 3074 4.02 0.17 0.75 0.86
17 A" 1545 1545 1.11 41.09 0.75 0.86
18 A" 1525 1525 13.51 5.21 0.75 0.86
19 A" 1407 1407 6.65 2.71 0.75 0.86
20 A" 972 972 5.06 7.26 0.75 0.86
21 A" 942 942 3.34 0.93 0.75 0.86
22 A" 658 658 30.30 14.74 0.75 0.86
23 A" 294 294 4.59 3.69 0.75 0.86
24 A" 182 182 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17797.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17797.3 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 B2PLYP=FULLultrafine/3-21G*
ABC
0.23188 0.21919 0.13501

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.254 0.431 0.000
O2 -1.079 1.151 0.000
C3 0.254 -0.817 1.342
C4 0.254 -0.817 -1.342
H5 1.167 -1.415 1.289
H6 1.167 -1.415 -1.289
H7 0.221 -0.280 2.292
H8 0.221 -0.280 -2.292
H9 -0.630 -1.454 1.258
H10 -0.630 -1.454 -1.258

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.51491.83171.83172.42922.42922.39952.39952.43272.4327
O21.51492.72892.72893.64523.64522.99772.99772.92802.9280
C31.83172.72892.68331.09262.84801.09183.67291.09312.8192
C41.83172.72892.68332.84801.09263.67291.09182.81921.0931
H52.42923.64521.09262.84802.57801.78593.87371.79693.1172
H62.42923.64522.84801.09262.57803.87371.78593.11721.7969
H72.39952.99771.09183.67291.78593.87374.58341.78063.8349
H82.39952.99773.67291.09183.87371.78594.58343.83491.7806
H92.43272.92801.09312.81921.79693.11721.78063.83492.5169
H102.43272.92802.81921.09313.11721.79693.83491.78062.5169

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 109.741 S1 C3 H7 107.613
S1 C3 H9 109.974 S1 C4 H6 109.741
S1 C4 H8 107.613 S1 C4 H10 109.974
O2 S1 C3 108.887 O2 S1 C4 108.887
C3 S1 C4 94.182 H5 C3 H7 109.689
H5 C3 H9 110.593 H6 C4 H8 109.689
H6 C4 H10 110.593 H7 C3 H9 109.175
H8 C4 H10 109.175
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability