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

using model chemistry: B2PLYP/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 B2PLYP/STO-3G
 hartrees
Energy at 0K-546.298283
Energy at 298.15K-546.304430
HF Energy-546.224432
Nuclear repulsion energy173.518211
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/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' 3537 3537 0.44 60.79 0.74 0.85
2 A' 3533 3533 1.61 44.30 0.72 0.84
3 A' 3331 3331 2.62 73.79 0.00 0.01
4 A' 1691 1691 5.43 1.38 0.64 0.78
5 A' 1680 1680 1.15 24.61 0.72 0.84
6 A' 1477 1477 0.10 0.67 0.43 0.60
7 A' 1025 1025 6.14 7.91 0.51 0.67
8 A' 1016 1016 43.07 4.31 0.56 0.72
9 A' 918 918 22.91 9.59 0.46 0.63
10 A' 620 620 58.47 34.97 0.11 0.20
11 A' 339 339 5.87 2.22 0.37 0.54
12 A' 280 280 0.46 2.16 0.70 0.82
13 A' 152 152 0.19 0.18 0.72 0.84
14 A" 3535 3535 0.41 8.06 0.75 0.86
15 A" 3533 3533 0.08 10.38 0.75 0.86
16 A" 3330 3330 4.69 0.87 0.75 0.86
17 A" 1686 1686 0.46 29.76 0.75 0.86
18 A" 1675 1675 2.53 5.13 0.75 0.86
19 A" 1454 1454 6.70 0.62 0.75 0.86
20 A" 946 946 2.97 5.34 0.75 0.86
21 A" 926 926 1.40 0.78 0.75 0.86
22 A" 589 589 58.24 30.27 0.75 0.86
23 A" 269 269 0.29 7.42 0.75 0.86
24 A" 107 107 0.06 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18823.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18823.4 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 B2PLYP/STO-3G
ABC
0.21063 0.19724 0.12493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.282 0.487 0.000
O2 -1.200 1.135 0.000
C3 0.282 -0.856 1.394
C4 0.282 -0.856 -1.394
H5 1.169 -1.495 1.282
H6 1.169 -1.495 -1.282
H7 0.314 -0.341 2.363
H8 0.314 -0.341 -2.363
H9 -0.633 -1.461 1.329
H10 -0.633 -1.461 -1.329

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.61781.93541.93542.52102.52102.50422.50422.52912.5291
O21.61782.84652.84653.76413.76413.17113.17112.97012.9701
C31.93542.84652.78751.09862.88991.09863.79241.09912.9353
C41.93542.84652.78752.88991.09863.79241.09862.93531.0991
H52.52103.76411.09862.88992.56321.79793.91771.80323.1723
H62.52103.76412.88991.09862.56323.91771.79793.17231.8032
H72.50423.17111.09863.79241.79793.91774.72681.79523.9730
H82.50423.17113.79241.09863.91771.79794.72683.97301.7952
H92.52912.97011.09912.93531.80323.17231.79523.97302.6576
H102.52912.97012.93531.09913.17231.80323.97301.79522.6576

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 109.263 S1 C3 H7 108.066
S1 C3 H9 109.820 S1 C4 H6 109.263
S1 C4 H8 108.066 S1 C4 H10 109.820
O2 S1 C3 106.130 O2 S1 C4 106.130
C3 S1 C4 92.132 H5 C3 H7 109.831
H5 C3 H9 110.278 H6 C4 H8 109.831
H6 C4 H10 110.278 H7 C3 H9 109.549
H8 C4 H10 109.549
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.529      
2 O -0.379      
3 C -0.289      
4 C -0.289      
5 H 0.068      
6 H 0.068      
7 H 0.071      
8 H 0.071      
9 H 0.074      
10 H 0.074      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.965 -1.549 0.000 2.502
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.692 2.122 -0.007
y 2.122 -30.721 0.013
z -0.007 0.013 -28.130
Traceless
 xyz
x -2.267 2.122 -0.007
y 2.122 -0.810 0.013
z -0.007 0.013 3.077
Polar
3z2-r26.153
x2-y2-0.971
xy2.122
xz-0.007
yz0.013


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.183 -1.301 0.001
y -1.301 4.005 0.000
z 0.001 0.000 4.583


<r2> (average value of r2) Å2
<r2> 109.485
(<r2>)1/2 10.464