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

using model chemistry: M06-2X/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 M06-2X/3-21G
 hartrees
Energy at 0K-624.899374
Energy at 298.15K 
HF Energy-624.899374
Nuclear repulsion energy259.435625
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3248 3114 2.12      
2 A1 3116 2987 0.02      
3 A1 1510 1448 4.98      
4 A1 1415 1357 14.98      
5 A1 1095 1050 60.46      
6 A1 944 905 25.71      
7 A1 626 600 10.65      
8 A1 428 411 23.55      
9 A1 261 250 2.27      
10 A2 3217 3084 0.00      
11 A2 1519 1456 0.00      
12 A2 970 930 0.00      
13 A2 219 210 0.00      
14 A2 208 200 0.00      
15 B1 3220 3087 1.34      
16 B1 1534 1471 40.03      
17 B1 1193 1144 64.04      
18 B1 999 957 0.42      
19 B1 296 284 1.71      
20 B1 239 229 0.67      
21 B2 3248 3114 3.77      
22 B2 3113 2985 0.65      
23 B2 1498 1436 19.08      
24 B2 1391 1333 6.24      
25 B2 992 951 27.93      
26 B2 704 675 48.81      
27 B2 342 327 39.01      

Unscaled Zero Point Vibrational Energy (zpe) 18771.3 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 17996.0 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/3-21G
ABC
0.13058 0.12975 0.12660

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.191
O2 -1.365 0.000 0.995
O3 1.365 0.000 0.995
C4 0.000 1.423 -0.987
C5 0.000 -1.423 -0.987
H6 0.000 2.329 -0.382
H7 0.000 -2.329 -0.382
H8 0.906 1.362 -1.590
H9 -0.906 1.362 -1.590
H10 -0.906 -1.362 -1.590
H11 0.906 -1.362 -1.590

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.58421.58421.84741.84742.39822.39822.41812.41812.41812.4181
O21.58422.73042.79572.79573.03013.03013.70022.95752.95753.7002
O31.58422.73042.79572.79573.03013.03012.95753.70023.70022.9575
C41.84742.79572.79572.84551.08993.80011.08941.08942.98982.9898
C51.84742.79572.79572.84553.80011.08992.98982.98981.08941.0894
H62.39823.03013.03011.08993.80014.65761.79291.79293.98793.9879
H72.39823.03013.03013.80011.08994.65763.98793.98791.79291.7929
H82.41813.70022.95751.08942.98981.79293.98791.81113.27132.7243
H92.41812.95753.70021.08942.98981.79293.98791.81112.72433.2713
H102.41812.95753.70022.98981.08943.98791.79293.27132.72431.8111
H112.41813.70022.95752.98981.08943.98791.79292.72433.27131.8111

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 106.606 S1 C4 H8 108.059
S1 C4 H9 108.059 S1 C5 H7 106.606
S1 C5 H10 108.059 S1 C5 H11 108.059
O2 S1 O3 119.036 O2 S1 C4 108.879
O2 S1 C5 108.879 O3 S1 C4 108.879
O3 S1 C5 108.879 C4 S1 C5 100.734
H6 C4 H8 110.711 H6 C4 H9 110.711
H7 C5 H10 110.711 H7 C5 H11 110.711
H8 C4 H9 112.447 H10 C5 H11 112.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.412      
2 O -0.599      
3 O -0.599      
4 C -0.918      
5 C -0.918      
6 H 0.291      
7 H 0.291      
8 H 0.260      
9 H 0.260      
10 H 0.260      
11 H 0.260      


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 -5.525 5.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.082 0.000 0.000
y 0.000 -32.230 0.000
z 0.000 0.000 -39.994
Traceless
 xyz
x -8.969 0.000 0.000
y 0.000 10.307 0.000
z 0.000 0.000 -1.338
Polar
3z2-r2-2.676
x2-y2-12.851
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.349 0.000 0.000
y 0.000 6.645 0.000
z 0.000 0.000 6.435


<r2> (average value of r2) Å2
<r2> 138.596
(<r2>)1/2 11.773