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

using model chemistry: HSEh1PBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-628.076891
Energy at 298.15K 
HF Energy-628.076891
Nuclear repulsion energy270.294545
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 HSEh1PBE/aug-cc-pVDZ
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 3203 3082 0.25      
2 A1 3078 2962 1.91      
3 A1 1422 1368 3.46      
4 A1 1309 1260 17.88      
5 A1 1104 1062 146.09      
6 A1 988 951 0.01      
7 A1 672 646 7.27      
8 A1 451 434 23.73      
9 A1 261 251 3.01      
10 A2 3203 3082 0.00      
11 A2 1410 1357 0.00      
12 A2 908 873 0.00      
13 A2 278 267 0.00      
14 A2 164 158 0.00      
15 B1 3206 3085 0.85      
16 B1 1429 1375 8.42      
17 B1 1272 1224 239.94      
18 B1 962 926 0.50      
19 B1 335 322 0.23      
20 B1 199 191 0.38      
21 B2 3201 3080 1.20      
22 B2 3076 2959 0.22      
23 B2 1411 1357 6.20      
24 B2 1290 1242 13.31      
25 B2 925 890 56.76      
26 B2 732 704 31.51      
27 B2 432 416 36.19      

Unscaled Zero Point Vibrational Energy (zpe) 18458.3 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 17760.6 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 HSEh1PBE/aug-cc-pVDZ
ABC
0.14770 0.13703 0.13564

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.183
O2 -1.288 0.000 0.922
O3 1.288 0.000 0.922
C4 0.000 1.417 -0.920
C5 0.000 -1.417 -0.920
H6 0.000 2.292 -0.262
H7 0.000 -2.292 -0.262
H8 0.910 1.392 -1.529
H9 -0.910 1.392 -1.529
H10 -0.910 -1.392 -1.529
H11 0.910 -1.392 -1.529

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.48501.48501.79601.79602.33502.33502.38732.38732.38732.3873
O21.48502.57672.65722.65722.88362.88363.57462.84442.84443.5746
O31.48502.57672.65722.65722.88362.88362.84443.57463.57462.8444
C41.79602.65722.65722.83371.09533.76701.09501.09503.01483.0148
C51.79602.65722.65722.83373.76701.09533.01483.01481.09501.0950
H62.33502.88362.88361.09533.76704.58431.80111.80114.00104.0010
H72.33502.88362.88363.76701.09534.58434.00104.00101.80111.8011
H82.38733.57462.84441.09503.01481.80114.00101.81913.32592.7843
H92.38732.84443.57461.09503.01481.80114.00101.81912.78433.3259
H102.38732.84443.57463.01481.09504.00101.80113.32592.78431.8191
H112.38733.57462.84443.01481.09504.00101.80112.78433.32591.8191

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 105.132 S1 C4 H8 108.909
S1 C4 H9 108.909 S1 C5 H7 105.132
S1 C5 H10 108.909 S1 C5 H11 108.909
O2 S1 O3 120.356 O2 S1 C4 107.794
O2 S1 C5 107.794 O3 S1 C4 107.794
O3 S1 C5 107.794 C4 S1 C5 104.167
H6 C4 H8 110.638 H6 C4 H9 110.638
H7 C5 H10 110.638 H7 C5 H11 110.638
H8 C4 H9 112.334 H10 C5 H11 112.334
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.626      
2 O -0.908      
3 O -0.908      
4 C 0.244      
5 C 0.244      
6 H -0.042      
7 H -0.042      
8 H -0.054      
9 H -0.054      
10 H -0.054      
11 H -0.054      


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 -4.889 4.889
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.921 0.000 0.000
y 0.000 -31.720 0.000
z 0.000 0.000 -38.754
Traceless
 xyz
x -8.684 0.000 0.000
y 0.000 9.617 0.000
z 0.000 0.000 -0.934
Polar
3z2-r2-1.868
x2-y2-12.201
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.891 0.000 0.000
y 0.000 8.614 0.000
z 0.000 0.000 8.051


<r2> (average value of r2) Å2
<r2> 129.826
(<r2>)1/2 11.394