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

using model chemistry: B3LYPultrafine/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-628.568202
Energy at 298.15K 
HF Energy-628.568202
Nuclear repulsion energy274.504178
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/6-311+G(3df,2p)
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 3149 3149 1.15      
2 A1 3055 3055 1.89      
3 A1 1464 1464 3.13      
4 A1 1354 1354 17.91      
5 A1 1165 1165 161.72      
6 A1 1010 1010 0.91      
7 A1 669 669 11.38      
8 A1 487 487 22.51      
9 A1 270 270 2.66      
10 A2 3153 3153 0.00      
11 A2 1452 1452 0.00      
12 A2 935 935 0.00      
13 A2 296 296 0.00      
14 A2 184 184 0.00      
15 B1 3157 3157 2.39      
16 B1 1469 1469 5.84      
17 B1 1351 1351 256.71      
18 B1 992 992 0.84      
19 B1 359 359 0.26      
20 B1 215 215 0.42      
21 B2 3148 3148 0.64      
22 B2 3052 3052 0.01      
23 B2 1453 1453 6.14      
24 B2 1339 1339 12.88      
25 B2 943 943 65.61      
26 B2 733 733 43.81      
27 B2 455 455 31.83      

Unscaled Zero Point Vibrational Energy (zpe) 18654.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18654.1 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/6-311+G(3df,2p)
ABC
0.15341 0.14129 0.13750

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.251 0.000 0.909
O3 1.251 0.000 0.909
C4 0.000 1.409 -0.912
C5 0.000 -1.409 -0.912
H6 0.000 2.286 -0.268
H7 0.000 -2.286 -0.268
H8 0.899 1.393 -1.522
H9 -0.899 1.393 -1.522
H10 -0.899 -1.393 -1.522
H11 0.899 -1.393 -1.522

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.44291.44291.78871.78872.33122.33122.38342.38342.38342.3834
O21.44292.50132.62052.62052.85922.85923.53222.82432.82433.5322
O31.44292.50132.62052.62052.85922.85922.82433.53223.53222.8243
C41.78872.62052.62052.81821.08793.75071.08701.08703.00593.0059
C51.78872.62052.62052.81823.75071.08793.00593.00591.08701.0870
H62.33122.85922.85921.08793.75074.57171.78291.78293.98983.9898
H72.33122.85922.85923.75071.08794.57173.98983.98981.78291.7829
H82.38343.53222.82431.08703.00591.78293.98981.79893.31692.7867
H92.38342.82433.53221.08703.00591.78293.98981.79892.78673.3169
H102.38342.82433.53223.00591.08703.98981.78293.31692.78671.7989
H112.38343.53222.82433.00591.08703.98981.78292.78673.31691.7989

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 105.674 S1 C4 H8 109.530
S1 C4 H9 109.530 S1 C5 H7 105.674
S1 C5 H10 109.530 S1 C5 H11 109.530
O2 S1 O3 120.167 O2 S1 C4 107.890
O2 S1 C5 107.890 O3 S1 C4 107.890
O3 S1 C5 107.890 C4 S1 C5 103.961
H6 C4 H8 110.123 H6 C4 H9 110.123
H7 C5 H10 110.123 H7 C5 H11 110.123
H8 C4 H9 111.683 H10 C5 H11 111.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.617      
2 O -0.479      
3 O -0.479      
4 C -0.378      
5 C -0.378      
6 H 0.175      
7 H 0.175      
8 H 0.187      
9 H 0.187      
10 H 0.187      
11 H 0.187      


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 -4.585 4.585
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.432 0.000 0.000
y 0.000 -31.979 0.000
z 0.000 0.000 -38.677
Traceless
 xyz
x -8.104 0.000 0.000
y 0.000 9.076 0.000
z 0.000 0.000 -0.971
Polar
3z2-r2-1.942
x2-y2-11.453
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.501 0.000 0.000
y 0.000 8.384 0.000
z 0.000 0.000 7.763


<r2> (average value of r2) Å2
<r2> 127.257
(<r2>)1/2 11.281