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

using model chemistry: B2PLYP=FULL/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-552.926590
Energy at 298.15K-552.933377
HF Energy-552.699516
Nuclear repulsion energy181.037957
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/aug-cc-pVDZ
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' 3183 3062 2.85 88.04 0.70 0.82
2 A' 3170 3049 9.59 93.86 0.75 0.86
3 A' 3057 2940 9.80 320.52 0.00 0.00
4 A' 1458 1402 17.10 0.72 0.68 0.81
5 A' 1435 1380 3.87 8.51 0.71 0.83
6 A' 1314 1264 6.02 4.61 0.04 0.07
7 A' 1028 989 111.75 11.21 0.36 0.52
8 A' 1017 978 13.38 0.34 0.64 0.78
9 A' 939 903 18.03 2.18 0.66 0.80
10 A' 640 616 7.65 36.54 0.11 0.20
11 A' 352 339 6.81 2.10 0.21 0.35
12 A' 276 265 0.46 3.60 0.74 0.85
13 A' 219 210 0.32 0.09 0.67 0.80
14 A" 3183 3061 1.19 35.27 0.75 0.86
15 A" 3167 3046 0.04 11.22 0.75 0.86
16 A" 3055 2939 4.69 1.75 0.75 0.86
17 A" 1438 1383 0.00 9.17 0.75 0.86
18 A" 1421 1367 8.27 0.56 0.75 0.86
19 A" 1291 1242 0.30 0.93 0.75 0.86
20 A" 920 885 4.59 0.54 0.75 0.86
21 A" 884 850 1.48 0.19 0.75 0.86
22 A" 669 643 12.83 18.34 0.75 0.86
23 A" 303 291 8.60 4.45 0.75 0.86
24 A" 164 158 0.00 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17290.6 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 16630.1 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=FULL/aug-cc-pVDZ
ABC
0.22435 0.22271 0.13603

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.268 0.433 0.000
O2 -1.137 1.069 0.000
C3 0.268 -0.788 1.366
C4 0.268 -0.788 -1.366
H5 1.199 -1.369 1.339
H6 1.199 -1.369 -1.339
H7 0.206 -0.213 2.296
H8 0.206 -0.213 -2.296
H9 -0.614 -1.430 1.257
H10 -0.614 -1.430 -1.257

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.54301.83231.83232.43072.43072.38612.38612.41392.4139
O21.54302.70042.70043.63313.63312.95312.95312.84562.8456
C31.83232.70042.73291.09772.91991.09533.70831.09682.8411
C41.83232.70042.73292.91991.09773.70831.09532.84111.0968
H52.43073.63311.09772.91992.67891.79993.94251.81613.1672
H62.43073.63312.91991.09772.67893.94251.79993.16721.8161
H72.38612.95311.09533.70831.79993.94254.59271.79883.8443
H82.38612.95313.70831.09533.94251.79994.59273.84431.7988
H92.41392.84561.09682.84111.81613.16721.79883.84432.5134
H102.41392.84562.84111.09683.16721.81613.84431.79882.5134

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 109.549 S1 C3 H7 106.450
S1 C3 H9 108.372 S1 C4 H6 109.549
S1 C4 H8 106.450 S1 C4 H10 108.372
O2 S1 C3 105.949 O2 S1 C4 105.949
C3 S1 C4 96.449 H5 C3 H7 110.326
H5 C3 H9 111.700 H6 C4 H8 110.326
H6 C4 H10 111.700 H7 C3 H9 110.283
H8 C4 H10 110.283
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability