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

using model chemistry: B3LYP/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 B3LYP/6-311G*
 hartrees
Energy at 0K-553.251395
Energy at 298.15K-553.258219
HF Energy-553.251395
Nuclear repulsion energy182.018788
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 B3LYP/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' 3148 3042 6.85 106.62 0.71 0.83
2 A' 3142 3036 18.40 109.42 0.75 0.86
3 A' 3044 2941 10.58 239.48 0.00 0.00
4 A' 1493 1443 24.84 1.48 0.71 0.83
5 A' 1469 1420 5.02 19.91 0.70 0.82
6 A' 1361 1315 11.80 1.70 0.12 0.21
7 A' 1071 1035 121.18 5.82 0.38 0.55
8 A' 1034 1000 19.42 2.33 0.60 0.75
9 A' 965 933 18.48 5.10 0.68 0.81
10 A' 625 604 11.12 26.38 0.13 0.23
11 A' 362 349 8.55 2.62 0.45 0.62
12 A' 283 274 0.32 2.87 0.71 0.83
13 A' 224 217 0.59 0.12 0.53 0.69
14 A" 3147 3041 4.04 45.63 0.75 0.86
15 A" 3137 3031 0.04 9.69 0.75 0.86
16 A" 3041 2938 7.50 0.37 0.75 0.86
17 A" 1475 1425 0.05 24.41 0.75 0.86
18 A" 1455 1406 11.08 1.80 0.75 0.86
19 A" 1335 1290 3.44 0.33 0.75 0.86
20 A" 939 907 6.26 3.78 0.75 0.86
21 A" 902 872 1.95 0.52 0.75 0.86
22 A" 652 630 21.45 16.72 0.75 0.86
23 A" 304 294 9.27 4.30 0.75 0.86
24 A" 175 169 0.01 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17390.7 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 16804.6 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 B3LYP/6-311G*
ABC
0.22682 0.22396 0.13634

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.261 0.434 0.000
O2 -1.103 1.081 0.000
C3 0.261 -0.793 1.366
C4 0.261 -0.793 -1.366
H5 1.166 -1.402 1.332
H6 1.166 -1.402 -1.332
H7 0.229 -0.227 2.296
H8 0.229 -0.227 -2.296
H9 -0.635 -1.410 1.284
H10 -0.635 -1.410 -1.284

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50931.83611.83612.44222.44222.39002.39002.41912.4191
O21.50932.69042.69043.61773.61772.95982.95982.84142.8414
C31.83612.69042.73151.09142.91011.08963.70581.09102.8644
C41.83612.69042.73152.91011.09143.70581.08962.86441.0910
H52.44223.61771.09142.91012.66421.78513.92721.80233.1764
H62.44223.61772.91011.09142.66423.92721.78513.17641.8023
H72.39002.95981.08963.70581.78513.92724.59291.78093.8685
H82.39002.95983.70581.08963.92721.78514.59293.86851.7809
H92.41912.84141.09102.86441.80233.17641.78093.86852.5679
H102.41912.84142.86441.09103.17641.80233.86851.78092.5679

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 106.752
S1 C3 H9 108.791 S1 C4 H6 110.468
S1 C4 H8 106.752 S1 C4 H10 108.791
O2 S1 C3 106.657 O2 S1 C4 106.657
C3 S1 C4 96.116 H5 C3 H7 109.861
H5 C3 H9 111.344 H6 C4 H8 109.861
H6 C4 H10 111.344 H7 C3 H9 109.509
H8 C4 H10 109.509
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.701      
2 O -0.585      
3 C -0.787      
4 C -0.787      
5 H 0.231      
6 H 0.231      
7 H 0.256      
8 H 0.256      
9 H 0.243      
10 H 0.243      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.713 -3.140 0.000 4.149
CHELPG        
AIM        
ESP 3.951 -1.287 0.000 4.155


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.524 2.493 0.000
y 2.493 -34.868 0.000
z 0.000 0.000 -29.108
Traceless
 xyz
x -3.536 2.493 0.000
y 2.493 -2.552 0.000
z 0.000 0.000 6.088
Polar
3z2-r212.176
x2-y2-0.656
xy2.493
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.976 -0.756 0.000
y -0.756 6.884 0.000
z 0.000 0.000 7.561


<r2> (average value of r2) Å2
<r2> 103.684
(<r2>)1/2 10.183