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

using model chemistry: B2PLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-628.251416
Energy at 298.15K 
HF Energy-627.907951
Nuclear repulsion energy273.028104
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/aug-cc-pVTZ
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 3180 3056 0.51      
2 A1 3077 2957 2.02      
3 A1 1474 1416 3.22      
4 A1 1357 1304 14.57      
5 A1 1140 1095 152.87      
6 A1 1013 974 0.00      
7 A1 672 646 9.78      
8 A1 474 455 23.16      
9 A1 265 255 2.45      
10 A2 3183 3059 0.00      
11 A2 1462 1405 0.00      
12 A2 939 903 0.00      
13 A2 290 279 0.00      
14 A2 179 172 0.00      
15 B1 3187 3063 1.28      
16 B1 1479 1421 7.75      
17 B1 1317 1265 242.72      
18 B1 994 955 0.37      
19 B1 351 337 0.39      
20 B1 211 202 0.35      
21 B2 3179 3055 0.81      
22 B2 3075 2955 0.06      
23 B2 1464 1407 6.02      
24 B2 1341 1289 11.09      
25 B2 949 912 56.61      
26 B2 739 711 40.30      
27 B2 445 428 33.84      

Unscaled Zero Point Vibrational Energy (zpe) 18718.0 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 17988.0 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 B2PLYP/aug-cc-pVTZ
ABC
0.15103 0.14005 0.13689

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.188
O2 -1.265 0.000 0.916
O3 1.265 0.000 0.916
C4 0.000 1.410 -0.917
C5 0.000 -1.410 -0.917
H6 0.000 2.284 -0.272
H7 0.000 -2.284 -0.272
H8 0.900 1.387 -1.525
H9 -0.900 1.387 -1.525
H10 -0.900 -1.387 -1.525
H11 0.900 -1.387 -1.525

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45911.45911.79101.79102.32952.32952.38002.38002.38002.3800
O21.45912.52902.63542.63542.86782.86783.54442.83022.83023.5444
O31.45912.52902.63542.63542.86782.86782.83023.54443.54442.8302
C41.79102.63542.63542.81911.08683.74931.08591.08592.99972.9997
C51.79102.63542.63542.81913.74931.08682.99972.99971.08591.0859
H62.32952.86782.86781.08683.74934.56761.78441.78443.98153.9815
H72.32952.86782.86783.74931.08684.56763.98153.98151.78441.7844
H82.38003.54442.83021.08592.99971.78443.98151.80013.30652.7736
H92.38002.83023.54441.08592.99971.78443.98151.80012.77363.3065
H102.38002.83023.54442.99971.08593.98151.78443.30652.77361.8001
H112.38003.54442.83022.99971.08593.98151.78442.77363.30651.8001

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 105.462 S1 C4 H8 109.174
S1 C4 H9 109.174 S1 C5 H7 105.462
S1 C5 H10 109.174 S1 C5 H11 109.174
O2 S1 O3 120.141 O2 S1 C4 107.928
O2 S1 C5 107.928 O3 S1 C4 107.928
O3 S1 C5 107.928 C4 S1 C5 103.813
H6 C4 H8 110.425 H6 C4 H9 110.425
H7 C5 H10 110.425 H7 C5 H11 110.425
H8 C4 H9 111.961 H10 C5 H11 111.961
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 2.090      
2 O -0.929      
3 O -0.929      
4 C -0.887      
5 C -0.887      
6 H 0.241      
7 H 0.241      
8 H 0.265      
9 H 0.265      
10 H 0.265      
11 H 0.265      


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 -4.697 4.697
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.765 0.000 0.000
y 0.000 -32.146 0.000
z 0.000 0.000 -38.882
Traceless
 xyz
x -8.251 0.000 0.000
y 0.000 9.177 0.000
z 0.000 0.000 -0.926
Polar
3z2-r2-1.853
x2-y2-11.619
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.730 0.000 -0.000
y 0.000 8.529 0.000
z -0.000 0.000 7.955


<r2> (average value of r2) Å2
<r2> 128.208
(<r2>)1/2 11.323