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: B1B95/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-553.182762
Energy at 298.15K-553.189539
HF Energy-553.182762
Nuclear repulsion energy182.501083
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/aug-cc-pVDZ
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' 3197 3062 2.32 90.09 0.70 0.82
2 A' 3185 3051 8.07 92.47 0.75 0.86
3 A' 3067 2938 7.66 321.21 0.00 0.00
4 A' 1441 1381 18.23 0.70 0.69 0.81
5 A' 1419 1359 4.12 8.57 0.70 0.82
6 A' 1300 1245 8.44 2.92 0.05 0.09
7 A' 1062 1017 127.77 11.05 0.41 0.59
8 A' 1007 965 14.01 0.34 0.64 0.78
9 A' 937 897 7.40 1.27 0.74 0.85
10 A' 660 632 6.80 30.46 0.12 0.21
11 A' 348 333 6.93 1.67 0.23 0.37
12 A' 271 259 0.55 3.25 0.72 0.84
13 A' 214 205 0.29 0.09 0.65 0.79
14 A" 3197 3062 0.75 35.61 0.75 0.86
15 A" 3182 3049 0.06 11.24 0.75 0.86
16 A" 3066 2937 3.57 1.55 0.75 0.86
17 A" 1421 1362 0.00 9.12 0.75 0.86
18 A" 1404 1345 8.87 0.59 0.75 0.86
19 A" 1277 1223 1.09 0.50 0.75 0.86
20 A" 912 874 6.67 0.65 0.75 0.86
21 A" 871 834 2.42 0.14 0.75 0.86
22 A" 686 657 12.25 15.31 0.75 0.86
23 A" 303 290 9.06 3.89 0.75 0.86
24 A" 163 156 0.00 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17293.8 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 16565.8 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/aug-cc-pVDZ
ABC
0.22864 0.22604 0.13824

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.265 0.427 0.000
O2 -1.125 1.061 0.000
C3 0.265 -0.780 1.356
C4 0.265 -0.780 -1.356
H5 1.194 -1.358 1.334
H6 1.194 -1.358 -1.334
H7 0.202 -0.204 2.283
H8 0.202 -0.204 -2.283
H9 -0.613 -1.423 1.250
H10 -0.613 -1.423 -1.250

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.52761.81561.81562.41502.41502.36962.36962.40002.4000
O21.52762.67582.67583.60723.60722.92812.92812.82802.8280
C31.81562.67582.71271.09482.90471.09273.68521.09412.8250
C41.81562.67582.71272.90471.09483.68521.09272.82501.0941
H52.41503.60721.09482.90472.66851.79363.92451.81053.1545
H62.41503.60722.90471.09482.66853.92451.79363.15451.8105
H72.36962.92811.09273.68521.79363.92454.56611.79373.8256
H82.36962.92813.68521.09273.92451.79364.56613.82561.7937
H92.40002.82801.09412.82501.81053.15451.79373.82562.5007
H102.40002.82802.82501.09413.15451.81053.82561.79372.5007

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 109.657 S1 C3 H7 106.468
S1 C3 H9 108.585 S1 C4 H6 109.657
S1 C4 H8 106.468 S1 C4 H10 108.585
O2 S1 C3 106.012 O2 S1 C4 106.012
C3 S1 C4 96.669 H5 C3 H7 110.160
H5 C3 H9 111.607 H6 C4 H8 110.160
H6 C4 H10 111.607 H7 C3 H9 110.217
H8 C4 H10 110.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.833      
2 O -0.887      
3 C 0.446      
4 C 0.446      
5 H -0.134      
6 H -0.134      
7 H -0.149      
8 H -0.149      
9 H -0.136      
10 H -0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.754 -3.301 0.000 4.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.848 2.371 0.000
y 2.371 -34.240 0.000
z 0.000 0.000 -28.455
Traceless
 xyz
x -4.500 2.371 0.000
y 2.371 -2.088 0.000
z 0.000 0.000 6.589
Polar
3z2-r213.177
x2-y2-1.608
xy2.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.322 -0.782 0.000
y -0.782 7.947 0.000
z 0.000 0.000 8.668


<r2> (average value of r2) Å2
<r2> 102.529
(<r2>)1/2 10.126