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

using model chemistry: B97D3/6-311+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 B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-628.441441
Energy at 298.15K 
HF Energy-628.441441
Nuclear repulsion energy273.314700
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 B97D3/6-311+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 3109 3068 3.06      
2 A1 3007 2967 3.46      
3 A1 1434 1415 2.25      
4 A1 1314 1297 14.86      
5 A1 1132 1117 148.84      
6 A1 985 973 0.49      
7 A1 642 634 12.32      
8 A1 472 466 18.37      
9 A1 265 262 2.46      
10 A2 3109 3068 0.00      
11 A2 1421 1403 0.00      
12 A2 910 898 0.00      
13 A2 287 283 0.00      
14 A2 176 173 0.00      
15 B1 3113 3073 5.55      
16 B1 1439 1421 4.87      
17 B1 1317 1300 233.88      
18 B1 965 952 0.59      
19 B1 349 344 0.16      
20 B1 210 208 0.38      
21 B2 3107 3067 0.10      
22 B2 3004 2965 0.38      
23 B2 1423 1404 6.09      
24 B2 1298 1281 10.20      
25 B2 917 905 58.57      
26 B2 706 696 47.55      
27 B2 440 434 25.10      

Unscaled Zero Point Vibrational Energy (zpe) 18274.4 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 18036.8 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 B97D3/6-311+G(3df,2p)
ABC
0.15133 0.14054 0.13666

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.194
O2 -1.259 0.000 0.914
O3 1.259 0.000 0.914
C4 0.000 1.409 -0.920
C5 0.000 -1.409 -0.920
H6 0.000 2.292 -0.278
H7 0.000 -2.292 -0.278
H8 0.903 1.385 -1.532
H9 -0.903 1.385 -1.532
H10 -0.903 -1.385 -1.532
H11 0.903 -1.385 -1.532

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.45031.45031.79631.79632.33992.33992.38972.38972.38972.3897
O21.45032.51802.63342.63342.87382.87383.54592.83282.83283.5459
O31.45032.51802.63342.63342.87382.87382.83283.54593.54592.8328
C41.79632.63342.63342.81791.09153.75591.09091.09092.99882.9988
C51.79632.63342.63342.81793.75591.09152.99882.99881.09091.0909
H62.33992.87382.87381.09153.75594.58351.79151.79153.98773.9877
H72.33992.87382.87383.75591.09154.58353.98773.98771.79151.7915
H82.38973.54592.83281.09092.99881.79153.98771.80643.30622.7691
H92.38972.83283.54591.09092.99881.79153.98771.80642.76913.3062
H102.38972.83283.54592.99881.09093.98771.79153.30622.76911.8064
H112.38973.54592.83282.99881.09093.98771.79152.76913.30621.8064

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 105.639 S1 C4 H8 109.274
S1 C4 H9 109.274 S1 C5 H7 105.639
S1 C5 H10 109.274 S1 C5 H11 109.274
O2 S1 O3 120.472 O2 S1 C4 107.936
O2 S1 C5 107.936 O3 S1 C4 107.936
O3 S1 C5 107.936 C4 S1 C5 103.321
H6 C4 H8 110.343 H6 C4 H9 110.343
H7 C5 H10 110.343 H7 C5 H11 110.343
H8 C4 H9 111.771 H10 C5 H11 111.771
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.527      
2 O -0.443      
3 O -0.443      
4 C -0.289      
5 C -0.289      
6 H 0.148      
7 H 0.148      
8 H 0.160      
9 H 0.160      
10 H 0.160      
11 H 0.160      


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 -4.404 4.404
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.907 0.000 0.000
y 0.000 -32.021 0.000
z 0.000 0.000 -38.407
Traceless
 xyz
x -7.693 0.000 0.000
y 0.000 8.636 0.000
z 0.000 0.000 -0.943
Polar
3z2-r2-1.885
x2-y2-10.886
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.793 0.000 0.000
y 0.000 8.723 0.000
z 0.000 0.000 8.095


<r2> (average value of r2) Å2
<r2> 127.884
(<r2>)1/2 11.309