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

using model chemistry: B97D3/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/Def2TZVPP
 hartrees
Energy at 0K-628.454759
Energy at 298.15K 
HF Energy-628.454759
Nuclear repulsion energy273.228832
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 B97D3/Def2TZVPP
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 3112 3070 3.18      
2 A1 3011 2969 3.20      
3 A1 1433 1413 1.90      
4 A1 1312 1294 15.79      
5 A1 1135 1120 150.17      
6 A1 984 971 0.86      
7 A1 640 631 13.67      
8 A1 474 467 18.95      
9 A1 266 262 2.50      
10 A2 3113 3071 0.00      
11 A2 1420 1401 0.00      
12 A2 909 897 0.00      
13 A2 287 283 0.00      
14 A2 175 173 0.00      
15 B1 3118 3075 6.20      
16 B1 1438 1418 3.76      
17 B1 1325 1307 221.87      
18 B1 965 952 0.72      
19 B1 350 345 0.18      
20 B1 210 207 0.42      
21 B2 3111 3068 0.03      
22 B2 3008 2966 0.30      
23 B2 1423 1403 5.81      
24 B2 1296 1279 10.29      
25 B2 917 904 63.73      
26 B2 703 693 52.57      
27 B2 441 435 26.24      

Unscaled Zero Point Vibrational Energy (zpe) 18286.9 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 18036.4 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 B97D3/Def2TZVPP
ABC
0.15113 0.14050 0.13659

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.195
O2 -1.260 0.000 0.914
O3 1.260 0.000 0.914
C4 0.000 1.408 -0.921
C5 0.000 -1.408 -0.921
H6 0.000 2.292 -0.280
H7 0.000 -2.292 -0.280
H8 0.903 1.385 -1.534
H9 -0.903 1.385 -1.534
H10 -0.903 -1.385 -1.534
H11 0.903 -1.385 -1.534

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45051.45051.79711.79712.34062.34062.39242.39242.39242.3924
O21.45052.51952.63422.63422.87492.87493.54802.83512.83513.5480
O31.45052.51952.63422.63422.87492.87492.83513.54803.54802.8351
C41.79712.63422.63422.81671.09203.75551.09131.09132.99932.9993
C51.79712.63422.63422.81673.75551.09202.99932.99931.09131.0913
H62.34062.87492.87491.09203.75554.58391.79151.79153.98893.9889
H72.34062.87492.87493.75551.09204.58393.98893.98891.79151.7915
H82.39243.54802.83511.09132.99931.79153.98891.80623.30772.7710
H92.39242.83513.54801.09132.99931.79153.98891.80622.77103.3077
H102.39242.83513.54802.99931.09133.98891.79153.30772.77101.8062
H112.39243.54802.83512.99931.09133.98891.79152.77103.30771.8062

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 105.610 S1 C4 H8 109.398
S1 C4 H9 109.398 S1 C5 H7 105.610
S1 C5 H10 109.398 S1 C5 H11 109.398
O2 S1 O3 120.568 O2 S1 C4 107.935
O2 S1 C5 107.935 O3 S1 C4 107.935
O3 S1 C5 107.935 C4 S1 C5 103.192
H6 C4 H8 110.279 H6 C4 H9 110.279
H7 C5 H10 110.279 H7 C5 H11 110.279
H8 C4 H9 111.691 H10 C5 H11 111.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.727      
2 O -0.441      
3 O -0.441      
4 C -0.214      
5 C -0.214      
6 H 0.102      
7 H 0.102      
8 H 0.095      
9 H 0.095      
10 H 0.095      
11 H 0.095      


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 -4.288 4.288
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.563 0.000 0.000
y 0.000 -31.913 0.000
z 0.000 0.000 -38.105
Traceless
 xyz
x -7.554 0.000 0.000
y 0.000 8.422 0.000
z 0.000 0.000 -0.867
Polar
3z2-r2-1.735
x2-y2-10.651
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.386 0.000 0.000
y 0.000 8.159 0.000
z 0.000 0.000 7.498


<r2> (average value of r2) Å2
<r2> 127.804
(<r2>)1/2 11.305