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

using model chemistry: MP2=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 MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-552.259078
Energy at 298.15K-552.265946
HF Energy-551.580306
Nuclear repulsion energy181.615715
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 MP2=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' 3202 3104 1.86 84.84 0.70 0.82
2 A' 3189 3091 6.55 86.10 0.75 0.86
3 A' 3066 2971 8.64 310.21 0.00 0.00
4 A' 1465 1420 17.01 0.70 0.67 0.80
5 A' 1440 1396 3.65 7.94 0.71 0.83
6 A' 1317 1276 7.36 5.28 0.03 0.05
7 A' 1058 1025 145.52 7.80 0.42 0.59
8 A' 1020 989 12.49 0.46 0.51 0.67
9 A' 948 919 9.03 0.88 0.75 0.86
10 A' 669 649 7.59 35.92 0.10 0.18
11 A' 355 344 7.07 1.82 0.22 0.36
12 A' 281 273 0.49 3.26 0.75 0.86
13 A' 234 227 0.38 0.08 0.58 0.73
14 A" 3202 3103 0.76 31.53 0.75 0.86
15 A" 3186 3088 0.01 8.98 0.75 0.86
16 A" 3065 2970 3.61 1.19 0.75 0.86
17 A" 1443 1399 0.00 8.67 0.75 0.86
18 A" 1426 1382 8.31 0.55 0.75 0.86
19 A" 1295 1255 0.64 1.03 0.75 0.86
20 A" 923 895 4.78 0.54 0.75 0.86
21 A" 888 861 1.67 0.27 0.75 0.86
22 A" 694 672 12.97 16.84 0.75 0.86
23 A" 306 296 8.79 4.22 0.75 0.86
24 A" 171 165 0.00 0.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17420.6 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 16884.1 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 MP2=FULL/aug-cc-pVDZ
ABC
0.22601 0.22455 0.13745

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.269 0.434 0.000
O2 -1.138 1.066 0.000
C3 0.269 -0.787 1.353
C4 0.269 -0.787 -1.353
H5 1.201 -1.371 1.321
H6 1.201 -1.371 -1.321
H7 0.207 -0.219 2.290
H8 0.207 -0.219 -2.290
H9 -0.618 -1.426 1.236
H10 -0.618 -1.426 -1.236

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.54241.82201.82202.42332.42332.38222.38222.40252.4025
O21.54242.69102.69103.62693.62692.95022.95022.82922.8292
C31.82202.69102.70531.10032.89111.09803.68741.09962.8097
C41.82202.69102.70532.89111.10033.68741.09802.80971.0996
H52.42333.62691.10032.89112.64201.80443.91881.82183.1381
H62.42333.62692.89111.10032.64203.91881.80443.13811.8218
H72.38222.95021.09803.68741.80443.91884.58041.80283.8170
H82.38222.95023.68741.09803.91881.80444.58043.81701.8028
H92.40252.82921.09962.80971.82183.13811.80283.81702.4712
H102.40252.82922.80971.09963.13811.82183.81701.80282.4712

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 109.548 S1 C3 H7 106.691
S1 C3 H9 108.072 S1 C4 H6 109.548
S1 C4 H8 106.691 S1 C4 H10 108.072
O2 S1 C3 105.930 O2 S1 C4 105.930
C3 S1 C4 95.872 H5 C3 H7 110.327
H5 C3 H9 111.807 H6 C4 H8 110.327
H6 C4 H10 111.807 H7 C3 H9 110.237
H8 C4 H10 110.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability