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All results from a given calculation for C2H6O2S (Dimethyl sulfone)

using model chemistry: PBEPBE/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/TZVP
 hartrees
Energy at 0K-628.066375
Energy at 298.15K 
HF Energy-628.066375
Nuclear repulsion energy267.937384
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/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3110 3075 0.49      
2 A1 3002 2968 1.74      
3 A1 1407 1391 4.42      
4 A1 1292 1277 13.22      
5 A1 1073 1061 157.10      
6 A1 966 955 0.12      
7 A1 620 613 13.13      
8 A1 437 432 20.63      
9 A1 248 246 2.53      
10 A2 3111 3076 0.00      
11 A2 1397 1382 0.00      
12 A2 894 884 0.00      
13 A2 272 269 0.00      
14 A2 171 169 0.00      
15 B1 3114 3079 1.64      
16 B1 1413 1398 8.92      
17 B1 1249 1235 225.63      
18 B1 945 934 0.16      
19 B1 332 328 0.59      
20 B1 204 202 0.51      
21 B2 3109 3074 0.61      
22 B2 2999 2966 0.07      
23 B2 1396 1380 7.43      
24 B2 1272 1257 12.25      
25 B2 904 894 53.33      
26 B2 685 677 56.03      
27 B2 415 410 28.84      

Unscaled Zero Point Vibrational Energy (zpe) 18016.8 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 17815.0 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/TZVP
ABC
0.14500 0.13451 0.13248

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.194
O2 -1.297 0.000 0.929
O3 1.297 0.000 0.929
C4 0.000 1.434 -0.934
C5 0.000 -1.434 -0.934
H6 0.000 2.314 -0.281
H7 0.000 -2.314 -0.281
H8 0.909 1.412 -1.547
H9 -0.909 1.412 -1.547
H10 -0.909 -1.412 -1.547
H11 0.909 -1.412 -1.547

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.49121.49121.82431.82432.36222.36222.41832.41832.41832.4183
O21.49122.59472.68532.68532.91572.91573.60412.87622.87623.6041
O31.49122.59472.68532.68532.91572.91572.87623.60413.60412.8762
C41.82432.68532.68532.86731.09673.80441.09611.09613.04913.0491
C51.82432.68532.68532.86733.80441.09673.04913.04911.09611.0961
H62.36222.91572.91571.09673.80444.62821.80091.80094.03874.0387
H72.36222.91572.91573.80441.09674.62824.03874.03871.80091.8009
H82.41833.60412.87621.09613.04911.80094.03871.81793.35812.8235
H92.41832.87623.60411.09613.04911.80094.03871.81792.82353.3581
H102.41832.87623.60413.04911.09614.03871.80093.35812.82351.8179
H112.41833.60412.87623.04911.09614.03871.80092.82353.35811.8179

picture of Dimethyl sulfone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H6 105.203 S1 C4 H8 109.250
S1 C4 H9 109.250 S1 C5 H7 105.203
S1 C5 H10 109.250 S1 C5 H11 109.250
O2 S1 O3 120.921 O2 S1 C4 107.752
O2 S1 C5 107.752 O3 S1 C4 107.752
O3 S1 C5 107.752 C4 S1 C5 103.598
H6 C4 H8 110.427 H6 C4 H9 110.427
H7 C5 H10 110.427 H7 C5 H11 110.427
H8 C4 H9 112.046 H10 C5 H11 112.046
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.533      
2 O -0.345      
3 O -0.345      
4 C -0.399      
5 C -0.399      
6 H 0.175      
7 H 0.175      
8 H 0.151      
9 H 0.151      
10 H 0.151      
11 H 0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.609 4.609
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.856 0.000 0.000
y 0.000 -32.236 0.000
z 0.000 0.000 -38.974
Traceless
 xyz
x -8.251 0.000 0.000
y 0.000 9.179 0.000
z 0.000 0.000 -0.928
Polar
3z2-r2-1.856
x2-y2-11.620
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.636 0.000 0.000
y 0.000 8.157 0.000
z 0.000 0.000 7.524


<r2> (average value of r2) Å2
<r2> 132.149
(<r2>)1/2 11.496