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: HF/6-311G*

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/6-311G*
 hartrees
Energy at 0K-551.591046
Energy at 298.15K-551.598300
HF Energy-551.591046
Nuclear repulsion energy185.236907
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/6-311G*
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' 3303 2987 9.66 102.63 0.71 0.83
2 A' 3299 2983 25.30 110.32 0.75 0.85
3 A' 3204 2898 14.49 216.67 0.00 0.01
4 A' 1615 1460 23.13 1.34 0.70 0.82
5 A' 1591 1439 3.70 18.44 0.72 0.84
6 A' 1506 1362 7.83 3.29 0.06 0.11
7 A' 1145 1036 98.06 3.27 0.55 0.71
8 A' 1142 1033 41.33 3.07 0.56 0.72
9 A' 1061 959 50.64 6.07 0.73 0.84
10 A' 737 667 2.76 31.88 0.12 0.22
11 A' 400 362 13.92 1.42 0.48 0.65
12 A' 310 280 0.54 1.83 0.69 0.81
13 A' 254 230 0.81 0.05 0.57 0.73
14 A" 3302 2986 5.87 43.64 0.75 0.86
15 A" 3293 2978 0.34 10.95 0.75 0.86
16 A" 3199 2893 12.50 0.38 0.75 0.86
17 A" 1596 1444 0.28 22.50 0.75 0.86
18 A" 1578 1427 9.67 2.33 0.75 0.86
19 A" 1482 1340 1.16 0.16 0.75 0.86
20 A" 1045 945 9.07 3.72 0.75 0.86
21 A" 995 899 1.03 0.35 0.75 0.86
22 A" 777 703 11.79 18.11 0.75 0.86
23 A" 347 314 17.06 3.00 0.75 0.86
24 A" 209 189 0.00 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18694.4 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 16907.2 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/6-311G*
ABC
0.23976 0.22805 0.14127

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.257 0.417 0.000
O2 -1.087 1.044 0.000
C3 0.257 -0.762 1.356
C4 0.257 -0.762 -1.356
H5 1.159 -1.361 1.337
H6 1.159 -1.361 -1.337
H7 0.217 -0.193 2.274
H8 0.217 -0.193 -2.274
H9 -0.625 -1.384 1.282
H10 -0.625 -1.384 -1.282

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.48291.79671.79672.40002.40002.35442.35442.38002.3800
O21.48292.62822.62823.55153.55152.89852.89852.78462.7846
C31.79672.62822.71201.08242.90261.08073.67441.08162.8505
C41.79672.62822.71202.90261.08243.67441.08072.85051.0816
H52.40003.55151.08242.90262.67461.76823.91021.78473.1694
H62.40003.55152.90261.08242.67463.91021.76823.16941.7847
H72.35442.89851.08073.67441.76823.91024.54761.76383.8437
H82.35442.89853.67441.08073.91021.76824.54763.84371.7638
H92.38002.78461.08162.85051.78473.16941.76383.84372.5648
H102.38002.78462.85051.08163.16941.78473.84371.76382.5648

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 110.468 S1 C3 H7 107.181
S1 C3 H9 109.014 S1 C4 H6 110.468
S1 C4 H8 107.181 S1 C4 H10 109.014
O2 S1 C3 106.124 O2 S1 C4 106.124
C3 S1 C4 97.998 H5 C3 H7 109.658
H5 C3 H9 111.119 H6 C4 H8 109.658
H6 C4 H10 111.119 H7 C3 H9 109.310
H8 C4 H10 109.310
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.824      
2 O -0.728      
3 C -0.799      
4 C -0.799      
5 H 0.235      
6 H 0.235      
7 H 0.263      
8 H 0.263      
9 H 0.252      
10 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.164 -3.547 0.000 4.753
CHELPG        
AIM        
ESP 4.554 -1.358 0.000 4.752


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.124 2.905 0.000
y 2.905 -34.838 0.000
z 0.000 0.000 -28.403
Traceless
 xyz
x -4.504 2.905 0.000
y 2.905 -2.575 0.000
z 0.000 0.000 7.078
Polar
3z2-r214.157
x2-y2-1.286
xy2.905
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.460 -0.598 0.000
y -0.598 6.045 0.000
z 0.000 0.000 6.791


<r2> (average value of r2) Å2
<r2> 100.893
(<r2>)1/2 10.045