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

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-40.049832
Energy at 298.15K-40.057012
HF Energy-40.049832
Nuclear repulsion energy72.518062
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 HF/CEP-121G*
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' 3317 2997 13.88 98.47 0.72 0.84
2 A' 3309 2989 30.51 107.46 0.74 0.85
3 A' 3206 2897 19.42 234.63 0.00 0.01
4 A' 1609 1453 20.55 1.42 0.70 0.83
5 A' 1588 1435 2.73 18.43 0.73 0.84
6 A' 1502 1357 3.48 4.14 0.09 0.17
7 A' 1135 1026 13.02 4.78 0.49 0.66
8 A' 1130 1021 108.80 4.06 0.74 0.85
9 A' 1052 950 56.91 8.64 0.74 0.85
10 A' 739 668 1.67 38.59 0.12 0.21
11 A' 392 354 12.90 1.41 0.30 0.47
12 A' 301 272 0.61 1.80 0.67 0.81
13 A' 243 220 0.86 0.04 0.69 0.82
14 A" 3316 2996 7.03 40.62 0.75 0.86
15 A" 3304 2984 0.93 13.31 0.75 0.86
16 A" 3202 2893 17.48 0.71 0.75 0.86
17 A" 1592 1438 0.24 21.53 0.75 0.86
18 A" 1576 1424 9.17 2.04 0.75 0.86
19 A" 1478 1335 0.02 0.41 0.75 0.86
20 A" 1039 938 6.46 4.87 0.75 0.86
21 A" 988 892 0.47 0.45 0.75 0.86
22 A" 782 707 8.34 22.03 0.75 0.86
23 A" 343 310 15.65 3.17 0.75 0.86
24 A" 191 172 0.03 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18666.1 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 16863.0 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 HF/CEP-121G*
ABC
0.23545 0.22430 0.13905

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.261 0.420 0.000
O2 -1.105 1.048 0.000
C3 0.261 -0.767 1.367
C4 0.261 -0.767 -1.367
H5 1.179 -1.346 1.362
H6 1.179 -1.346 -1.362
H7 0.193 -0.195 2.284
H8 0.193 -0.195 -2.284
H9 -0.606 -1.412 1.278
H10 -0.606 -1.412 -1.278

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50341.81101.81102.41192.41192.36652.36652.39582.3958
O21.50342.65182.65183.57823.57822.90672.90672.81652.8165
C31.81102.65182.73411.08492.93701.08303.69631.08382.8567
C41.81102.65182.73412.93701.08493.69631.08302.85671.0838
H52.41193.57821.08492.93702.72441.77343.94841.78823.1873
H62.41193.57822.93701.08492.72443.94841.77343.18731.7882
H72.36652.90671.08303.69631.77343.94844.56811.76973.8476
H82.36652.90673.69631.08303.94841.77344.56813.84761.7697
H92.39582.81651.08382.85671.78823.18731.76973.84762.5552
H102.39582.81652.85671.08383.18731.78823.84761.76972.5552

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 110.256 S1 C3 H7 107.011
S1 C3 H9 109.117 S1 C4 H6 110.256
S1 C4 H8 107.011 S1 C4 H10 109.117
O2 S1 C3 105.901 O2 S1 C4 105.901
C3 S1 C4 98.029 H5 C3 H7 109.767
H5 C3 H9 111.083 H6 C4 H8 109.767
H6 C4 H10 111.083 H7 C3 H9 109.515
H8 C4 H10 109.515
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.694      
2 O -0.695      
3 C -0.586      
4 C -0.586      
5 H 0.174      
6 H 0.174      
7 H 0.217      
8 H 0.217      
9 H 0.195      
10 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.142 -3.561 0.000 4.749
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.445 2.757 0.000
y 2.757 -33.708 0.000
z 0.000 0.000 -27.433
Traceless
 xyz
x -4.875 2.757 0.000
y 2.757 -2.269 0.000
z 0.000 0.000 7.144
Polar
3z2-r214.288
x2-y2-1.737
xy2.757
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.779 -0.678 0.000
y -0.678 6.285 0.000
z 0.000 0.000 7.066


<r2> (average value of r2) Å2
<r2> 84.386
(<r2>)1/2 9.186