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

using model chemistry: PBEPBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G
 hartrees
Energy at 0K-552.703580
Energy at 298.15K-552.709805
HF Energy-552.703580
Nuclear repulsion energy171.836286
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 PBEPBE/6-31G
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' 3157 3113 2.23 99.00 0.70 0.82
2 A' 3146 3102 9.53 102.24 0.75 0.86
3 A' 3016 2975 6.84 221.28 0.00 0.01
4 A' 1469 1448 29.08 3.53 0.71 0.83
5 A' 1448 1428 7.09 27.50 0.72 0.84
6 A' 1313 1295 5.20 0.26 0.73 0.84
7 A' 994 981 23.67 10.26 0.71 0.83
8 A' 966 953 17.55 6.55 0.66 0.80
9 A' 823 812 33.91 9.82 0.58 0.73
10 A' 540 532 13.34 35.98 0.10 0.18
11 A' 290 286 4.67 3.13 0.37 0.54
12 A' 237 233 1.49 3.23 0.75 0.86
13 A' 171 169 0.66 0.10 0.39 0.56
14 A" 3156 3112 1.80 35.22 0.75 0.86
15 A" 3143 3100 0.04 7.76 0.75 0.86
16 A" 3016 2974 3.35 0.64 0.75 0.86
17 A" 1453 1433 1.62 34.77 0.75 0.86
18 A" 1435 1415 13.70 3.95 0.75 0.86
19 A" 1289 1271 0.95 0.51 0.75 0.86
20 A" 913 901 0.76 9.42 0.75 0.86
21 A" 884 872 1.63 1.69 0.75 0.86
22 A" 562 554 16.61 23.05 0.75 0.86
23 A" 223 220 4.76 6.82 0.75 0.86
24 A" 125 123 0.03 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16884.0 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 16651.0 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 PBEPBE/6-31G
ABC
0.20530 0.19562 0.12189

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.291 0.455 0.000
O2 -1.233 1.154 0.000
C3 0.291 -0.847 1.425
C4 0.291 -0.847 -1.425
H5 1.213 -1.441 1.352
H6 1.213 -1.441 -1.352
H7 0.259 -0.274 2.360
H8 0.259 -0.274 -2.360
H9 -0.611 -1.465 1.317
H10 -0.611 -1.465 -1.317

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.67631.93011.93012.50532.50532.47052.47052.49732.4973
O21.67632.89072.89073.81443.81443.13613.13612.99712.9971
C31.93012.89072.84931.09982.98571.09773.82821.09922.9515
C41.93012.89072.84932.98571.09983.82821.09772.95151.0992
H52.50533.81441.09982.98572.70411.81414.00701.82513.2329
H62.50533.81442.98571.09982.70414.00701.81413.23291.8251
H72.47053.13611.09773.82821.81414.00704.72051.80733.9620
H82.47053.13613.82821.09774.00701.81414.72053.96201.8073
H92.49732.99711.09922.95151.82513.23291.80733.96202.6334
H102.49732.99712.95151.09923.23291.82513.96201.80732.6334

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 108.425 S1 C3 H7 106.072
S1 C3 H9 107.884 S1 C4 H6 108.425
S1 C4 H8 106.072 S1 C4 H10 107.884
O2 S1 C3 106.342 O2 S1 C4 106.342
C3 S1 C4 95.145 H5 C3 H7 111.286
H5 C3 H9 112.191 H6 C4 H8 111.286
H6 C4 H10 112.191 H7 C3 H9 110.707
H8 C4 H10 110.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.729      
2 O -0.609      
3 C -0.670      
4 C -0.670      
5 H 0.185      
6 H 0.185      
7 H 0.214      
8 H 0.214      
9 H 0.211      
10 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.901 -3.472 0.000 4.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.826 2.790 0.000
y 2.790 -34.796 0.000
z 0.000 0.000 -28.693
Traceless
 xyz
x -4.081 2.790 0.000
y 2.790 -2.536 0.000
z 0.000 0.000 6.618
Polar
3z2-r213.235
x2-y2-1.030
xy2.790
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.182 -1.410 0.000
y -1.410 6.858 0.000
z 0.000 0.000 7.470


<r2> (average value of r2) Å2
<r2> 112.832
(<r2>)1/2 10.622