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

using model chemistry: MP2/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-552.454589
Energy at 298.15K-552.461553
HF Energy-551.653632
Nuclear repulsion energy184.174913
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/daug-cc-pVTZ
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' 3195 3195 1.12 83.68 0.71 0.83
2 A' 3185 3185 4.25 82.15 0.74 0.85
3 A' 3068 3068 6.15 312.54 0.00 0.00
4 A' 1495 1495 17.31 0.86 0.70 0.82
5 A' 1471 1471 4.52 7.53 0.70 0.82
6 A' 1341 1341 10.98 4.47 0.03 0.06
7 A' 1112 1112 148.53 12.33 0.34 0.50
8 A' 1036 1036 13.54 0.46 0.69 0.81
9 A' 965 965 6.35 0.75 0.70 0.83
10 A' 685 685 7.88 31.49 0.10 0.18
11 A' 369 369 6.83 1.84 0.20 0.34
12 A' 288 288 0.36 2.86 0.74 0.85
13 A' 246 246 0.33 0.08 0.55 0.71
14 A" 3194 3194 0.29 30.98 0.75 0.86
15 A" 3181 3181 0.01 8.32 0.75 0.86
16 A" 3068 3068 2.17 0.93 0.75 0.86
17 A" 1474 1474 0.05 7.77 0.75 0.86
18 A" 1456 1456 8.93 0.86 0.75 0.86
19 A" 1320 1320 1.87 0.92 0.75 0.86
20 A" 938 938 6.60 0.52 0.75 0.86
21 A" 903 903 2.23 0.32 0.75 0.86
22 A" 707 707 14.19 14.26 0.75 0.86
23 A" 316 316 8.32 3.74 0.75 0.86
24 A" 188 188 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17600.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17600.4 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/daug-cc-pVTZ
ABC
0.23176 0.23120 0.14085

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.261 0.430 0.000
O2 -1.106 1.059 0.000
C3 0.261 -0.780 1.338
C4 0.261 -0.780 -1.338
H5 1.178 -1.367 1.302
H6 1.178 -1.367 -1.302
H7 0.208 -0.220 2.268
H8 0.208 -0.220 -2.268
H9 -0.621 -1.409 1.225
H10 -0.621 -1.409 -1.225

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50501.80421.80422.40102.40102.36002.36002.37932.3793
O21.50502.65382.65383.57753.57752.91682.91682.79742.7974
C31.80422.65382.67541.08922.85491.08723.64931.08922.7824
C41.80422.65382.67542.85491.08923.64931.08722.78241.0892
H52.40103.57751.08922.85492.60311.78623.87271.80173.1023
H62.40103.57752.85491.08922.60313.87271.78623.10231.8017
H72.36002.91681.08723.64931.78623.87274.53601.78543.7818
H82.36002.91683.64931.08723.87271.78624.53603.78181.7854
H92.37932.79741.08922.78241.80173.10231.78543.78182.4503
H102.37932.79742.78241.08923.10231.80173.78181.78542.4503

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 109.678 S1 C3 H7 106.779
S1 C3 H9 108.082 S1 C4 H6 109.678
S1 C4 H8 106.779 S1 C4 H10 108.082
O2 S1 C3 106.283 O2 S1 C4 106.283
C3 S1 C4 95.710 H5 C3 H7 110.308
H5 C3 H9 111.608 H6 C4 H8 110.308
H6 C4 H10 111.608 H7 C3 H9 110.241
H8 C4 H10 110.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability