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

using model chemistry: PBEPBEultrafine/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/cc-pV(T+d)Z
 hartrees
Energy at 0K-628.126610
Energy at 298.15K 
HF Energy-628.126610
Nuclear repulsion energy272.656157
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 PBEPBEultrafine/cc-pV(T+d)Z
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 3093 3093 1.26      
2 A1 2994 2994 1.68      
3 A1 1406 1406 2.78      
4 A1 1285 1285 22.64      
5 A1 1135 1135 134.75      
6 A1 966 966 2.43      
7 A1 645 645 13.16      
8 A1 468 468 18.52      
9 A1 259 259 2.48      
10 A2 3097 3097 0.00      
11 A2 1394 1394 0.00      
12 A2 890 890 0.00      
13 A2 283 283 0.00      
14 A2 168 168 0.00      
15 B1 3101 3101 2.82      
16 B1 1412 1412 2.72      
17 B1 1330 1330 204.15      
18 B1 946 946 1.23      
19 B1 343 343 0.16      
20 B1 198 198 0.48      
21 B2 3092 3092 0.56      
22 B2 2991 2991 0.04      
23 B2 1396 1396 6.04      
24 B2 1270 1270 16.45      
25 B2 900 900 70.97      
26 B2 703 703 47.16      
27 B2 436 436 25.79      

Unscaled Zero Point Vibrational Energy (zpe) 18100.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18100.0 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 PBEPBEultrafine/cc-pV(T+d)Z
ABC
0.15070 0.13969 0.13636

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pV(T+d)Z

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.193
O2 -1.264 0.000 0.914
O3 1.264 0.000 0.914
C4 0.000 1.411 -0.920
C5 0.000 -1.411 -0.920
H6 0.000 2.294 -0.270
H7 0.000 -2.294 -0.270
H8 0.907 1.395 -1.534
H9 -0.907 1.395 -1.534
H10 -0.907 -1.395 -1.534
H11 0.907 -1.395 -1.534

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45531.45531.79731.79732.34022.34022.39842.39842.39842.3984
O21.45532.52872.63682.63682.87442.87443.55722.84012.84013.5572
O31.45532.52872.63682.63682.87442.87442.84013.55723.55722.8401
C41.79732.63682.63682.82171.09653.76141.09561.09563.01193.0119
C51.79732.63682.63682.82173.76141.09653.01193.01191.09561.0956
H62.34022.87442.87441.09653.76144.58781.79711.79714.00344.0034
H72.34022.87442.87443.76141.09654.58784.00344.00341.79711.7971
H82.39843.55722.84011.09563.01191.79714.00341.81423.32752.7894
H92.39842.84013.55721.09563.01191.79714.00341.81422.78943.3275
H102.39842.84013.55723.01191.09564.00341.79713.32752.78941.8142
H112.39843.55722.84013.01191.09564.00341.79712.78943.32751.8142

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 105.360 S1 C4 H8 109.616
S1 C4 H9 109.616 S1 C5 H7 105.360
S1 C5 H10 109.616 S1 C5 H11 109.616
O2 S1 O3 120.639 O2 S1 C4 107.864
O2 S1 C5 107.864 O3 S1 C4 107.864
O3 S1 C5 107.864 C4 S1 C5 103.441
H6 C4 H8 110.134 H6 C4 H9 110.134
H7 C5 H10 110.134 H7 C5 H11 110.134
H8 C4 H9 111.781 H10 C5 H11 111.781
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.707      
2 O -0.413      
3 O -0.413      
4 C -0.294      
5 C -0.294      
6 H 0.130      
7 H 0.130      
8 H 0.112      
9 H 0.112      
10 H 0.112      
11 H 0.112      


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 -4.178 4.178
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.420 0.000 0.000
y 0.000 -32.114 0.000
z 0.000 0.000 -38.176
Traceless
 xyz
x -7.275 0.000 0.000
y 0.000 8.184 0.000
z 0.000 0.000 -0.909
Polar
3z2-r2-1.818
x2-y2-10.306
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.228 0.000 0.000
y 0.000 8.197 0.000
z 0.000 0.000 7.443


<r2> (average value of r2) Å2
<r2> 128.208
(<r2>)1/2 11.323