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

using model chemistry: wB97X-D/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 wB97X-D/3-21G
 hartrees
Energy at 0K-624.965920
Energy at 298.15K 
HF Energy-624.965920
Nuclear repulsion energy258.702575
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 wB97X-D/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 3237 3237 0.77      
2 A1 3124 3124 0.30      
3 A1 1507 1507 6.62      
4 A1 1410 1410 16.99      
5 A1 1078 1078 64.65      
6 A1 925 925 29.87      
7 A1 603 603 15.14      
8 A1 413 413 20.35      
9 A1 253 253 2.42      
10 A2 3243 3243 0.00      
11 A2 1511 1511 0.00      
12 A2 965 965 0.00      
13 A2 213 213 0.00      
14 A2 129 129 0.00      
15 B1 3247 3247 0.17      
16 B1 1527 1527 41.43      
17 B1 1173 1173 76.74      
18 B1 987 987 0.07      
19 B1 292 292 1.45      
20 B1 169 169 0.49      
21 B2 3236 3236 1.94      
22 B2 3122 3122 1.08      
23 B2 1494 1494 20.24      
24 B2 1387 1387 11.51      
25 B2 978 978 28.42      
26 B2 673 673 59.64      
27 B2 333 333 33.81      

Unscaled Zero Point Vibrational Energy (zpe) 18613.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18613.2 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 wB97X-D/3-21G
ABC
0.12996 0.12897 0.12522

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.197
O2 -1.365 0.000 0.997
O3 1.365 0.000 0.997
C4 0.000 1.432 -0.995
C5 0.000 -1.432 -0.995
H6 0.000 2.339 -0.391
H7 0.000 -2.339 -0.391
H8 0.906 1.368 -1.596
H9 -0.906 1.368 -1.596
H10 -0.906 -1.368 -1.596
H11 0.906 -1.368 -1.596

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.58191.58191.86341.86342.41202.41202.43042.43042.43042.4304
O21.58192.72972.80722.80723.04303.04303.70802.96742.96743.7080
O31.58192.72972.80722.80723.04303.04302.96743.70803.70802.9674
C41.86342.80722.80722.86491.08963.81981.08921.08923.00373.0037
C51.86342.80722.80722.86493.81981.08963.00373.00371.08921.0892
H62.41203.04303.04301.08963.81984.67861.79401.79404.00184.0018
H72.41203.04303.04303.81981.08964.67864.00184.00181.79401.7940
H82.43043.70802.96741.08923.00371.79404.00181.81113.28032.7351
H92.43042.96743.70801.08923.00371.79404.00181.81112.73513.2803
H102.43042.96743.70803.00371.08924.00181.79403.28032.73511.8111
H112.43043.70802.96743.00371.08924.00181.79402.73513.28031.8111

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 106.574 S1 C4 H8 107.911
S1 C4 H9 107.911 S1 C5 H7 106.574
S1 C5 H10 107.911 S1 C5 H11 107.911
O2 S1 O3 119.270 O2 S1 C4 108.863
O2 S1 C5 108.863 O3 S1 C4 108.863
O3 S1 C5 108.863 C4 S1 C5 100.481
H6 C4 H8 110.846 H6 C4 H9 110.846
H7 C5 H10 110.846 H7 C5 H11 110.846
H8 C4 H9 112.485 H10 C5 H11 112.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.421      
2 O -0.595      
3 O -0.595      
4 C -0.958      
5 C -0.958      
6 H 0.301      
7 H 0.301      
8 H 0.271      
9 H 0.271      
10 H 0.271      
11 H 0.271      


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 -5.382 5.382
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.566 0.000 0.000
y 0.000 -32.084 0.000
z 0.000 0.000 -39.654
Traceless
 xyz
x -8.697 0.000 0.000
y 0.000 10.025 0.000
z 0.000 0.000 -1.329
Polar
3z2-r2-2.657
x2-y2-12.481
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.414 0.000 0.000
y 0.000 6.684 0.000
z 0.000 0.000 6.484


<r2> (average value of r2) Å2
<r2> 139.237
(<r2>)1/2 11.800