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

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-546.709572
Energy at 298.15K-546.715773
HF Energy-546.709572
Nuclear repulsion energy174.565123
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 B1B95/STO-3G
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' 3545 3130 0.03 58.01 0.73 0.85
2 A' 3542 3127 0.31 43.03 0.73 0.84
3 A' 3336 2946 3.47 77.05 0.00 0.01
4 A' 1667 1472 9.02 1.03 0.62 0.77
5 A' 1656 1462 1.91 24.44 0.73 0.84
6 A' 1462 1291 0.40 0.60 0.50 0.66
7 A' 1028 908 18.48 8.61 0.66 0.80
8 A' 1020 901 26.10 2.89 0.42 0.59
9 A' 916 809 19.18 7.91 0.53 0.69
10 A' 664 587 30.28 29.38 0.12 0.21
11 A' 336 297 5.71 1.88 0.40 0.57
12 A' 279 247 0.17 1.92 0.67 0.81
13 A' 152 134 0.19 0.17 0.74 0.85
14 A" 3543 3128 0.00 11.34 0.75 0.86
15 A" 3541 3127 0.00 6.55 0.75 0.86
16 A" 3335 2945 7.60 0.74 0.75 0.86
17 A" 1661 1467 0.70 29.40 0.75 0.86
18 A" 1651 1458 4.20 4.63 0.75 0.86
19 A" 1438 1269 2.92 0.73 0.75 0.86
20 A" 948 837 3.39 5.35 0.75 0.86
21 A" 926 817 1.90 0.72 0.75 0.86
22 A" 630 556 42.07 22.53 0.75 0.86
23 A" 275 243 1.18 5.30 0.75 0.86
24 A" 108 95 0.05 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18828.6 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 16625.7 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 B1B95/STO-3G
ABC
0.21406 0.19950 0.12659

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.281 0.478 0.000
O2 -1.198 1.132 0.000
C3 0.281 -0.848 1.382
C4 0.281 -0.848 -1.382
H5 1.168 -1.482 1.271
H6 1.168 -1.482 -1.271
H7 0.313 -0.331 2.347
H8 0.313 -0.331 -2.347
H9 -0.630 -1.452 1.317
H10 -0.630 -1.452 -1.317

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.61701.91551.91552.49822.49822.48322.48322.50852.5085
O21.61702.83142.83143.74683.74683.15163.15162.95522.9552
C31.91552.83142.76451.09522.86781.09503.76531.09552.9126
C41.91552.83142.76452.86781.09523.76531.09502.91261.0955
H52.49823.74681.09522.86782.54111.79253.89131.79843.1510
H62.49823.74682.86781.09522.54113.89131.79253.15101.7984
H72.48323.15161.09503.76531.79253.89134.69461.79053.9464
H82.48323.15163.76531.09503.89131.79254.69463.94641.7905
H92.50852.95521.09552.91261.79843.15101.79053.94642.6346
H102.50852.95522.91261.09553.15101.79843.94641.79052.6346

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 109.095 S1 C3 H7 108.026
S1 C3 H9 109.820 S1 C4 H6 109.095
S1 C4 H8 108.026 S1 C4 H10 109.820
O2 S1 C3 106.244 O2 S1 C4 106.244
C3 S1 C4 92.371 H5 C3 H7 109.854
H5 C3 H9 110.357 H6 C4 H8 109.854
H6 C4 H10 110.357 H7 C3 H9 109.650
H8 C4 H10 109.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.512      
2 O -0.385      
3 C -0.314      
4 C -0.314      
5 H 0.080      
6 H 0.080      
7 H 0.084      
8 H 0.084      
9 H 0.086      
10 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.019 -1.769 0.000 2.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.564 2.114 0.000
y 2.114 -30.570 0.000
z 0.000 0.000 -27.710
Traceless
 xyz
x -2.424 2.114 0.000
y 2.114 -0.933 0.000
z 0.000 0.000 3.357
Polar
3z2-r26.714
x2-y2-0.994
xy2.114
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.080 -1.179 0.000
y -1.179 3.802 0.000
z 0.000 0.000 4.404


<r2> (average value of r2) Å2
<r2> 108.120
(<r2>)1/2 10.398