return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/daug-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/daug-cc-pVDZ
 hartrees
Energy at 0K-552.928822
Energy at 298.15K-552.935614
HF Energy-552.700793
Nuclear repulsion energy181.061326
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/daug-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' 3180 3180 3.01 88.10 0.70 0.82
2 A' 3168 3168 10.10 94.88 0.75 0.86
3 A' 3054 3054 9.92 324.91 0.00 0.00
4 A' 1459 1459 16.78 0.84 0.66 0.80
5 A' 1436 1436 4.14 8.67 0.71 0.83
6 A' 1315 1315 5.99 4.40 0.04 0.07
7 A' 1028 1028 109.07 11.97 0.31 0.47
8 A' 1015 1015 16.09 0.34 0.74 0.85
9 A' 940 940 18.62 2.11 0.64 0.78
10 A' 640 640 7.53 36.92 0.11 0.19
11 A' 351 351 6.46 2.28 0.20 0.33
12 A' 275 275 0.50 3.42 0.74 0.85
13 A' 219 219 0.30 0.09 0.59 0.74
14 A" 3181 3181 1.34 35.79 0.75 0.86
15 A" 3165 3165 0.03 11.49 0.75 0.86
16 A" 3053 3053 4.80 1.83 0.75 0.86
17 A" 1439 1439 0.01 9.03 0.75 0.86
18 A" 1422 1422 8.44 0.65 0.75 0.86
19 A" 1291 1291 0.30 0.90 0.75 0.86
20 A" 920 920 4.69 0.57 0.75 0.86
21 A" 882 882 1.55 0.19 0.75 0.86
22 A" 668 668 12.55 18.46 0.75 0.86
23 A" 302 302 8.33 4.34 0.75 0.86
24 A" 167 167 0.00 0.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17283.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17283.7 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/daug-cc-pVDZ
ABC
0.22455 0.22255 0.13604

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/daug-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 1.068 0.000
C3 0.268 -0.788 1.367
C4 0.268 -0.788 -1.367
H5 1.198 -1.370 1.342
H6 1.198 -1.370 -1.342
H7 0.205 -0.213 2.297
H8 0.205 -0.213 -2.297
H9 -0.614 -1.428 1.256
H10 -0.614 -1.428 -1.256

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.54221.83261.83262.43222.43222.38652.38652.41302.4130
O21.54222.69952.69953.63273.63272.95252.95252.84332.8433
C31.83262.69952.73411.09722.92241.09483.70901.09642.8411
C41.83262.69952.73412.92241.09723.70901.09482.84111.0964
H52.43223.63271.09722.92242.68331.79903.94481.81493.1680
H62.43223.63272.92241.09722.68333.94481.79903.16801.8149
H72.38652.95251.09483.70901.79903.94484.59331.79773.8437
H82.38652.95253.70901.09483.94481.79904.59333.84371.7977
H92.41302.84331.09642.84111.81493.16801.79773.84372.5128
H102.41302.84332.84111.09643.16801.81493.84371.79772.5128

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 109.662 S1 C3 H7 106.483
S1 C3 H9 108.302 S1 C4 H6 109.662
S1 C4 H8 106.483 S1 C4 H10 108.302
O2 S1 C3 105.918 O2 S1 C4 105.918
C3 S1 C4 96.479 H5 C3 H7 110.316
H5 C3 H9 111.660 H6 C4 H8 110.316
H6 C4 H10 111.660 H7 C3 H9 110.260
H8 C4 H10 110.260
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability