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

using model chemistry: SVWN/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at SVWN/3-21G
 hartrees
Energy at 0K-622.869643
Energy at 298.15K 
HF Energy-622.869643
Nuclear repulsion energy258.428456
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 SVWN/3-21G
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 3152 3095 1.13      
2 A1 3028 2973 0.05      
3 A1 1440 1414 6.09      
4 A1 1320 1296 25.09      
5 A1 1037 1018 83.64      
6 A1 933 916 9.86      
7 A1 573 563 23.24      
8 A1 405 398 13.07      
9 A1 238 233 1.69      
10 A2 3150 3093 0.00      
11 A2 1436 1410 0.00      
12 A2 898 882 0.00      
13 A2 190 187 0.00      
14 A2 135 132 0.00      
15 B1 3153 3096 0.53      
16 B1 1454 1428 40.17      
17 B1 1180 1159 80.39      
18 B1 940 923 2.31      
19 B1 274 269 0.78      
20 B1 176 172 0.29      
21 B2 3151 3094 2.52      
22 B2 3025 2971 4.40      
23 B2 1425 1399 23.25      
24 B2 1297 1273 22.63      
25 B2 916 899 34.26      
26 B2 633 621 73.79      
27 B2 313 307 20.21      

Unscaled Zero Point Vibrational Energy (zpe) 17934.4 cm-1
Scaled (by 0.9819) Zero Point Vibrational Energy (zpe) 17609.7 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 SVWN/3-21G
ABC
0.12999 0.12874 0.12494

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.206
O2 -1.364 0.000 1.003
O3 1.364 0.000 1.003
C4 0.000 1.421 -1.006
C5 0.000 -1.421 -1.006
H6 0.000 2.343 -0.407
H7 0.000 -2.343 -0.407
H8 0.914 1.346 -1.613
H9 -0.914 1.346 -1.613
H10 -0.914 -1.346 -1.613
H11 0.914 -1.346 -1.613

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.57961.57961.86761.86762.42162.42162.43972.43972.43972.4397
O21.57962.72722.81342.81343.05553.05553.72012.97582.97583.7201
O31.57962.72722.81342.81343.05553.05552.97583.72013.72012.9758
C41.86762.81342.81342.84221.09943.81141.09941.09942.97622.9762
C51.86762.81342.81342.84223.81141.09942.97622.97621.09941.0994
H62.42163.05553.05551.09943.81144.68581.81211.81213.98683.9868
H72.42163.05553.05553.81141.09944.68583.98683.98681.81211.8121
H82.43973.72012.97581.09942.97621.81213.98681.82743.25302.6912
H92.43972.97583.72011.09942.97621.81213.98681.82742.69123.2530
H102.43972.97583.72012.97621.09943.98681.81213.25302.69121.8274
H112.43973.72012.97582.97621.09943.98681.81212.69123.25301.8274

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 106.523 S1 C4 H8 107.807
S1 C4 H9 107.807 S1 C5 H7 106.523
S1 C5 H10 107.807 S1 C5 H11 107.807
O2 S1 O3 119.368 O2 S1 C4 109.117
O2 S1 C5 109.117 O3 S1 C4 109.117
O3 S1 C5 109.117 C4 S1 C5 99.096
H6 C4 H8 110.999 H6 C4 H9 110.999
H7 C5 H10 110.999 H7 C5 H11 110.999
H8 C4 H9 112.422 H10 C5 H11 112.422
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.229      
2 O -0.507      
3 O -0.507      
4 C -0.946      
5 C -0.946      
6 H 0.298      
7 H 0.298      
8 H 0.270      
9 H 0.270      
10 H 0.270      
11 H 0.270      


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 -4.839 4.839
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.545 0.000 0.000
y 0.000 -32.750 0.000
z 0.000 0.000 -39.496
Traceless
 xyz
x -7.422 0.000 0.000
y 0.000 8.770 0.000
z 0.000 0.000 -1.348
Polar
3z2-r2-2.697
x2-y2-10.795
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.619 0.000 0.000
y 0.000 6.919 0.000
z 0.000 0.000 6.752


<r2> (average value of r2) Å2
<r2> 139.307
(<r2>)1/2 11.803