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

using model chemistry: BLYP/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 BLYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-628.480421
Energy at 298.15K 
HF Energy-628.480421
Nuclear repulsion energy270.842883
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/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 3076 3059 2.09      
2 A1 2984 2968 2.73      
3 A1 1428 1420 2.64      
4 A1 1305 1297 10.85      
5 A1 1099 1093 148.59      
6 A1 974 969 0.00      
7 A1 613 610 13.16      
8 A1 457 454 17.00      
9 A1 258 256 2.42      
10 A2 3077 3060 0.00      
11 A2 1417 1410 0.00      
12 A2 903 898 0.00      
13 A2 280 278 0.00      
14 A2 173 172 0.00      
15 B1 3082 3065 3.93      
16 B1 1433 1426 7.25      
17 B1 1278 1271 228.50      
18 B1 955 950 0.26      
19 B1 341 339 0.20      
20 B1 202 201 0.37      
21 B2 3074 3058 0.33      
22 B2 2981 2965 0.15      
23 B2 1418 1410 6.41      
24 B2 1290 1283 7.37      
25 B2 909 904 51.89      
26 B2 681 677 52.65      
27 B2 427 425 23.76      

Unscaled Zero Point Vibrational Energy (zpe) 18056.9 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 17957.5 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/6-311+G(3df,2p)
ABC
0.14911 0.13737 0.13374

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.195
O2 -1.270 0.000 0.921
O3 1.270 0.000 0.921
C4 0.000 1.430 -0.927
C5 0.000 -1.430 -0.927
H6 0.000 2.310 -0.278
H7 0.000 -2.310 -0.278
H8 0.905 1.410 -1.540
H9 -0.905 1.410 -1.540
H10 -0.905 -1.410 -1.540
H11 0.905 -1.410 -1.540

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46241.46241.81751.81752.35832.35832.41172.41172.41172.4117
O21.46242.53902.65912.65912.89602.89603.57362.85912.85913.5736
O31.46242.53902.65912.65912.89602.89602.85913.57363.57362.8591
C41.81752.65912.65912.86001.09383.79631.09311.09313.04343.0434
C51.81752.65912.65912.86003.79631.09383.04343.04341.09311.0931
H62.35832.89602.89601.09383.79634.62091.79461.79464.03184.0318
H72.35832.89602.89603.79631.09384.62094.03184.03181.79461.7946
H82.41173.57362.85911.09313.04341.79464.03181.81033.35182.8208
H92.41172.85913.57361.09313.04341.79464.03181.81032.82083.3518
H102.41172.85913.57363.04341.09314.03181.79463.35182.82081.8103
H112.41173.57362.85913.04341.09314.03181.79462.82083.35181.8103

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 105.493 S1 C4 H8 109.374
S1 C4 H9 109.374 S1 C5 H7 105.493
S1 C5 H10 109.374 S1 C5 H11 109.374
O2 S1 O3 120.477 O2 S1 C4 107.841
O2 S1 C5 107.841 O3 S1 C4 107.841
O3 S1 C5 107.841 C4 S1 C5 103.775
H6 C4 H8 110.297 H6 C4 H9 110.297
H7 C5 H10 110.297 H7 C5 H11 110.297
H8 C4 H9 111.806 H10 C5 H11 111.806
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.529      
2 O -0.433      
3 O -0.433      
4 C -0.379      
5 C -0.379      
6 H 0.176      
7 H 0.176      
8 H 0.186      
9 H 0.186      
10 H 0.186      
11 H 0.186      


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 -4.450 4.450
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.666 0.000 0.000
y 0.000 -32.510 0.000
z 0.000 0.000 -39.048
Traceless
 xyz
x -7.886 0.000 0.000
y 0.000 8.847 0.000
z 0.000 0.000 -0.960
Polar
3z2-r2-1.921
x2-y2-11.155
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.983 0.000 0.000
y 0.000 9.013 0.000
z 0.000 0.000 8.302


<r2> (average value of r2) Å2
<r2> 130.342
(<r2>)1/2 11.417