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

using model chemistry: M06-2X/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/6-31G(2df,p)
 hartrees
Energy at 0K-628.308396
Energy at 298.15K 
HF Energy-628.308396
Nuclear repulsion energy275.527433
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 M06-2X/6-31G(2df,p)
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 3201 3049 0.02      
2 A1 3091 2943 0.43      
3 A1 1460 1391 1.36      
4 A1 1352 1287 34.04      
5 A1 1211 1153 147.37      
6 A1 1009 961 4.08      
7 A1 709 675 9.75      
8 A1 498 474 24.93      
9 A1 273 260 2.53      
10 A2 3206 3053 0.00      
11 A2 1450 1381 0.00      
12 A2 925 881 0.00      
13 A2 293 279 0.00      
14 A2 199 189 0.00      
15 B1 3210 3057 0.81      
16 B1 1471 1401 0.30      
17 B1 1414 1347 230.75      
18 B1 987 940 1.77      
19 B1 355 338 0.23      
20 B1 233 222 0.47      
21 B2 3200 3048 1.35      
22 B2 3089 2942 0.54      
23 B2 1450 1381 5.72      
24 B2 1333 1270 15.81      
25 B2 947 902 84.26      
26 B2 761 725 30.28      
27 B2 460 438 35.75      

Unscaled Zero Point Vibrational Energy (zpe) 18892.1 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 17992.8 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 M06-2X/6-31G(2df,p)
ABC
0.15382 0.14294 0.13916

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.193
O2 -1.249 0.000 0.906
O3 1.249 0.000 0.906
C4 0.000 1.395 -0.912
C5 0.000 -1.395 -0.912
H6 0.000 2.277 -0.270
H7 0.000 -2.277 -0.270
H8 0.903 1.372 -1.522
H9 -0.903 1.372 -1.522
H10 -0.903 -1.372 -1.522
H11 0.903 -1.372 -1.522

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.43831.43831.77921.77922.32322.32322.37412.37412.37412.3741
O21.43832.49822.60942.60942.85052.85053.52202.80982.80983.5220
O31.43832.49822.60942.60942.85052.85052.80983.52203.52202.8098
C41.77922.60942.60942.79001.09073.72741.08951.08952.97382.9738
C51.77922.60942.60942.79003.72741.09072.97382.97381.08951.0895
H62.32322.85052.85051.09073.72744.55341.78881.78883.96183.9618
H72.32322.85052.85053.72741.09074.55343.96183.96181.78881.7888
H82.37413.52202.80981.08952.97381.78883.96181.80503.28482.7444
H92.37412.80983.52201.08952.97381.78883.96181.80502.74443.2848
H102.37412.80983.52202.97381.08953.96181.78883.28482.74441.8050
H112.37413.52202.80982.97381.08953.96181.78882.74443.28481.8050

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 105.576 S1 C4 H8 109.334
S1 C4 H9 109.334 S1 C5 H7 105.576
S1 C5 H10 109.334 S1 C5 H11 109.334
O2 S1 O3 120.562 O2 S1 C4 107.921
O2 S1 C5 107.921 O3 S1 C4 107.921
O3 S1 C5 107.921 C4 S1 C5 103.265
H6 C4 H8 110.269 H6 C4 H9 110.269
H7 C5 H10 110.269 H7 C5 H11 110.269
H8 C4 H9 111.858 H10 C5 H11 111.858
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.580      
2 O -0.332      
3 O -0.332      
4 C -0.509      
5 C -0.509      
6 H 0.200      
7 H 0.200      
8 H 0.175      
9 H 0.175      
10 H 0.175      
11 H 0.175      


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 -4.374 4.374
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.992 0.000 0.000
y 0.000 -31.309 0.000
z 0.000 0.000 -37.551
Traceless
 xyz
x -7.562 0.000 0.000
y 0.000 8.462 0.000
z 0.000 0.000 -0.900
Polar
3z2-r2-1.801
x2-y2-10.683
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.331 0.000 0.000
y 0.000 7.076 0.000
z 0.000 0.000 6.522


<r2> (average value of r2) Å2
<r2> 125.650
(<r2>)1/2 11.209