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

using model chemistry: HSEh1PBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-552.913471
Energy at 298.15K-552.920373
HF Energy-552.913471
Nuclear repulsion energy184.357794
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 HSEh1PBE/6-31G(2df,p)
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' 3181 3047 2.66 99.96 0.71 0.83
2 A' 3174 3040 7.68 91.87 0.74 0.85
3 A' 3061 2931 4.71 209.57 0.00 0.00
4 A' 1471 1409 15.76 1.88 0.75 0.86
5 A' 1448 1387 3.01 20.16 0.72 0.84
6 A' 1328 1272 11.27 0.45 0.59 0.74
7 A' 1153 1105 117.61 8.01 0.38 0.55
8 A' 1022 979 21.03 3.69 0.59 0.74
9 A' 952 912 5.86 4.98 0.74 0.85
10 A' 668 640 7.36 21.32 0.11 0.20
11 A' 367 351 5.82 0.96 0.24 0.39
12 A' 288 276 0.64 1.39 0.71 0.83
13 A' 232 223 0.40 0.07 0.56 0.72
14 A" 3180 3046 1.33 36.13 0.75 0.86
15 A" 3171 3037 0.04 7.32 0.75 0.86
16 A" 3059 2930 2.97 0.08 0.75 0.86
17 A" 1450 1389 0.07 23.57 0.75 0.86
18 A" 1433 1372 7.96 2.75 0.75 0.86
19 A" 1305 1250 1.24 0.80 0.75 0.86
20 A" 921 882 10.31 3.43 0.75 0.86
21 A" 880 843 3.56 0.34 0.75 0.86
22 A" 691 662 15.64 10.88 0.75 0.86
23 A" 311 298 6.62 2.27 0.75 0.86
24 A" 182 174 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17464.1 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 16725.4 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 HSEh1PBE/6-31G(2df,p)
ABC
0.23229 0.23121 0.13997

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.254 0.427 0.000
O2 -1.079 1.078 0.000
C3 0.254 -0.784 1.343
C4 0.254 -0.784 -1.343
H5 1.171 -1.379 1.310
H6 1.171 -1.379 -1.310
H7 0.213 -0.221 2.277
H8 0.213 -0.221 -2.277
H9 -0.632 -1.418 1.254
H10 -0.632 -1.418 -1.254

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.48381.80861.80862.41212.41212.36752.36752.40022.4002
O21.48382.65542.65543.58013.58012.92222.92222.82942.8294
C31.80862.65542.68661.09302.86981.09153.66411.09302.8165
C41.80862.65542.68662.86981.09303.66411.09152.81651.0930
H52.41213.58011.09302.86982.62091.78733.88971.80343.1346
H62.41213.58012.86981.09302.62093.88971.78733.13461.8034
H72.36752.92221.09153.66411.78733.88974.55391.78723.8230
H82.36752.92223.66411.09153.88971.78734.55393.82301.7872
H92.40022.82941.09302.81651.80343.13461.78723.82302.5080
H102.40022.82942.81651.09303.13461.80343.82301.78722.5080

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 110.013 S1 C3 H7 106.826
S1 C3 H9 109.127 S1 C4 H6 110.013
S1 C4 H8 106.826 S1 C4 H10 109.127
O2 S1 C3 107.105 O2 S1 C4 107.105
C3 S1 C4 95.931 H5 C3 H7 109.805
H5 C3 H9 111.178 H6 C4 H8 109.805
H6 C4 H10 111.178 H7 C3 H9 109.792
H8 C4 H10 109.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.342      
2 O -0.386      
3 C -0.497      
4 C -0.497      
5 H 0.162      
6 H 0.162      
7 H 0.183      
8 H 0.183      
9 H 0.174      
10 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.159 -2.996 0.000 3.693
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.207 1.876 0.000
y 1.876 -33.195 0.000
z 0.000 0.000 -28.052
Traceless
 xyz
x -3.584 1.876 0.000
y 1.876 -2.065 0.000
z 0.000 0.000 5.649
Polar
3z2-r211.298
x2-y2-1.012
xy1.876
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.847 -0.658 0.000
y -0.658 6.509 0.000
z 0.000 0.000 7.247


<r2> (average value of r2) Å2
<r2> 100.747
(<r2>)1/2 10.037