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

using model chemistry: BLYP/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 BLYP/Def2TZVPP
 hartrees
Energy at 0K-628.491796
Energy at 298.15K 
HF Energy-628.491796
Nuclear repulsion energy270.825301
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 BLYP/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 3081 3081 2.51      
2 A1 2989 2989 2.72      
3 A1 1427 1427 2.29      
4 A1 1303 1303 11.45      
5 A1 1103 1103 148.81      
6 A1 973 973 0.07      
7 A1 612 612 14.53      
8 A1 458 458 17.42      
9 A1 258 258 2.45      
10 A2 3083 3083 0.00      
11 A2 1416 1416 0.00      
12 A2 901 901 0.00      
13 A2 280 280 0.00      
14 A2 171 171 0.00      
15 B1 3087 3087 5.14      
16 B1 1431 1431 6.18      
17 B1 1287 1287 212.74      
18 B1 955 955 0.31      
19 B1 341 341 0.22      
20 B1 202 202 0.40      
21 B2 3080 3080 0.14      
22 B2 2986 2986 0.17      
23 B2 1417 1417 6.19      
24 B2 1288 1288 7.56      
25 B2 907 907 56.44      
26 B2 679 679 58.36      
27 B2 428 428 24.96      

Unscaled Zero Point Vibrational Energy (zpe) 18070.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18070.8 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 BLYP/Def2TZVPP
ABC
0.14904 0.13737 0.13376

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.196
O2 -1.270 0.000 0.920
O3 1.270 0.000 0.920
C4 0.000 1.429 -0.928
C5 0.000 -1.429 -0.928
H6 0.000 2.310 -0.278
H7 0.000 -2.310 -0.278
H8 0.905 1.412 -1.541
H9 -0.905 1.412 -1.541
H10 -0.905 -1.412 -1.541
H11 0.905 -1.412 -1.541

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46221.46221.81771.81772.35812.35812.41402.41402.41402.4140
O21.46222.54002.65892.65892.89572.89573.57512.86062.86063.5751
O31.46222.54002.65892.65892.89572.89572.86063.57513.57512.8606
C41.81772.65892.65892.85851.09443.79531.09351.09353.04413.0441
C51.81772.65892.65892.85853.79531.09443.04413.04411.09351.0935
H62.35812.89572.89571.09443.79534.62011.79471.79474.03314.0331
H72.35812.89572.89573.79531.09444.62014.03314.03311.79471.7947
H82.41403.57512.86061.09353.04411.79474.03311.81023.35402.8235
H92.41402.86063.57511.09353.04411.79474.03311.81022.82353.3540
H102.41402.86063.57513.04411.09354.03311.79473.35402.82351.8102
H112.41403.57512.86063.04411.09354.03311.79472.82353.35401.8102

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 105.436 S1 C4 H8 109.511
S1 C4 H9 109.511 S1 C5 H7 105.436
S1 C5 H10 109.511 S1 C5 H11 109.511
O2 S1 O3 120.583 O2 S1 C4 107.830
O2 S1 C5 107.830 O3 S1 C4 107.830
O3 S1 C5 107.830 C4 S1 C5 103.681
H6 C4 H8 110.229 H6 C4 H9 110.229
H7 C5 H10 110.229 H7 C5 H11 110.229
H8 C4 H9 111.729 H10 C5 H11 111.729
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.697      
2 O -0.436      
3 O -0.436      
4 C -0.287      
5 C -0.287      
6 H 0.130      
7 H 0.130      
8 H 0.122      
9 H 0.122      
10 H 0.122      
11 H 0.122      


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 -4.317 4.317
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.302 0.000 0.000
y 0.000 -32.410 0.000
z 0.000 0.000 -38.736
Traceless
 xyz
x -7.729 0.000 0.000
y 0.000 8.609 0.000
z 0.000 0.000 -0.880
Polar
3z2-r2-1.760
x2-y2-10.892
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.544 0.000 0.000
y 0.000 8.424 0.000
z 0.000 0.000 7.666


<r2> (average value of r2) Å2
<r2> 130.204
(<r2>)1/2 11.411