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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-628.559500
Energy at 298.15K 
HF Energy-628.559500
Nuclear repulsion energy272.378404
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 B3LYPultrafine/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 3154 3051 0.82      
2 A1 3059 2959 2.02      
3 A1 1461 1413 3.35      
4 A1 1347 1303 14.11      
5 A1 1134 1097 160.04      
6 A1 1006 974 0.01      
7 A1 653 632 11.39      
8 A1 472 456 22.53      
9 A1 263 254 2.58      
10 A2 3157 3054 0.00      
11 A2 1450 1403 0.00      
12 A2 934 904 0.00      
13 A2 289 280 0.00      
14 A2 176 171 0.00      
15 B1 3161 3058 1.92      
16 B1 1466 1418 7.87      
17 B1 1310 1268 250.60      
18 B1 988 956 0.37      
19 B1 349 338 0.31      
20 B1 204 198 0.36      
21 B2 3153 3050 0.64      
22 B2 3056 2956 0.03      
23 B2 1451 1403 5.97      
24 B2 1332 1289 10.05      
25 B2 942 912 56.95      
26 B2 720 697 45.35      
27 B2 442 428 32.71      

Unscaled Zero Point Vibrational Energy (zpe) 18563.4 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 17960.1 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 B3LYPultrafine/aug-cc-pVTZ
ABC
0.15069 0.13917 0.13562

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.264 0.000 0.918
O3 1.264 0.000 0.918
C4 0.000 1.419 -0.920
C5 0.000 -1.419 -0.920
H6 0.000 2.293 -0.273
H7 0.000 -2.293 -0.273
H8 0.900 1.398 -1.529
H9 -0.900 1.398 -1.529
H10 -0.900 -1.398 -1.529
H11 0.900 -1.398 -1.529

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45891.45891.80071.80072.33892.33892.39072.39072.39072.3907
O21.45892.52732.64352.64352.87622.87623.55302.84132.84133.5530
O31.45892.52732.64352.64352.87622.87622.84133.55303.55302.8413
C41.80072.64352.64352.83731.08773.76751.08691.08693.01933.0193
C51.80072.64352.64352.83733.76751.08773.01933.01931.08691.0869
H62.33892.87622.87621.08773.76754.58571.78541.78544.00154.0015
H72.33892.87622.87623.76751.08774.58574.00154.00151.78541.7854
H82.39073.55302.84131.08693.01931.78544.00151.80083.32622.7965
H92.39072.84133.55301.08693.01931.78544.00151.80082.79653.3262
H102.39072.84133.55303.01931.08694.00151.78543.32622.79651.8008
H112.39073.55302.84133.01931.08694.00151.78542.79653.32621.8008

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 105.470 S1 C4 H8 109.268
S1 C4 H9 109.268 S1 C5 H7 105.470
S1 C5 H10 109.268 S1 C5 H11 109.268
O2 S1 O3 120.027 O2 S1 C4 107.927
O2 S1 C5 107.927 O3 S1 C4 107.927
O3 S1 C5 107.927 C4 S1 C5 103.970
H6 C4 H8 110.376 H6 C4 H9 110.376
H7 C5 H10 110.376 H7 C5 H11 110.376
H8 C4 H9 111.872 H10 C5 H11 111.872
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 2.259      
2 O -0.977      
3 O -0.977      
4 C -0.774      
5 C -0.774      
6 H 0.188      
7 H 0.188      
8 H 0.217      
9 H 0.217      
10 H 0.217      
11 H 0.217      


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 -4.722 4.722
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.753 0.000 0.000
y 0.000 -31.969 0.000
z 0.000 0.000 -38.805
Traceless
 xyz
x -8.366 0.000 0.000
y 0.000 9.310 0.000
z 0.000 0.000 -0.944
Polar
3z2-r2-1.888
x2-y2-11.785
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.732 0.000 0.000
y 0.000 8.649 0.000
z 0.000 0.000 8.005


<r2> (average value of r2) Å2
<r2> 128.831
(<r2>)1/2 11.350