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

using model chemistry: B3LYPultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYPultrafine/6-311G*
 hartrees
Energy at 0K-628.486211
Energy at 298.15K 
HF Energy-628.486211
Nuclear repulsion energy271.313967
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 B3LYPultrafine/6-311G*
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 3163 3056 2.09      
2 A1 3066 2963 2.79      
3 A1 1477 1427 4.81      
4 A1 1376 1330 15.77      
5 A1 1125 1087 185.08      
6 A1 1018 983 0.64      
7 A1 652 630 12.62      
8 A1 469 453 25.76      
9 A1 267 258 2.37      
10 A2 3166 3060 0.00      
11 A2 1464 1415 0.00      
12 A2 950 918 0.00      
13 A2 288 279 0.00      
14 A2 182 176 0.00      
15 B1 3171 3064 5.76      
16 B1 1480 1430 16.64      
17 B1 1308 1264 230.95      
18 B1 1007 973 0.56      
19 B1 353 341 0.70      
20 B1 209 202 0.61      
21 B2 3162 3055 0.08      
22 B2 3063 2960 0.25      
23 B2 1467 1418 8.02      
24 B2 1357 1312 15.83      
25 B2 960 927 60.18      
26 B2 722 698 55.46      
27 B2 441 426 36.44      

Unscaled Zero Point Vibrational Energy (zpe) 18680.3 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 18050.8 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 B3LYPultrafine/6-311G*
ABC
0.14926 0.13787 0.13488

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.194
O2 -1.273 0.000 0.918
O3 1.273 0.000 0.918
C4 0.000 1.422 -0.924
C5 0.000 -1.422 -0.924
H6 0.000 2.301 -0.281
H7 0.000 -2.301 -0.281
H8 0.901 1.408 -1.535
H9 -0.901 1.408 -1.535
H10 -0.901 -1.408 -1.535
H11 0.901 -1.408 -1.535

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46411.46411.80881.80882.34972.34972.40502.40502.40502.4050
O21.46412.54602.65202.65202.89002.89003.56712.85202.85203.5671
O31.46412.54602.65202.65202.89002.89002.85203.56713.56712.8520
C41.80882.65202.65202.84321.08963.77791.08901.08903.03143.0314
C51.80882.65202.65202.84323.77791.08963.03143.03141.08901.0890
H62.34972.89002.89001.08963.77794.60231.78431.78434.01744.0174
H72.34972.89002.89003.77791.08964.60234.01744.01741.78431.7843
H82.40503.56712.85201.08903.03141.78434.01741.80283.34282.8150
H92.40502.85203.56711.08903.03141.78434.01741.80282.81503.3428
H102.40502.85203.56713.03141.08904.01741.78433.34282.81501.8028
H112.40503.56712.85203.03141.08904.01741.78432.81503.34281.8028

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 105.631 S1 C4 H8 109.675
S1 C4 H9 109.675 S1 C5 H7 105.631
S1 C5 H10 109.675 S1 C5 H11 109.675
O2 S1 O3 120.793 O2 S1 C4 107.785
O2 S1 C5 107.785 O3 S1 C4 107.785
O3 S1 C5 107.785 C4 S1 C5 103.614
H6 C4 H8 109.972 H6 C4 H9 109.972
H7 C5 H10 109.972 H7 C5 H11 109.972
H8 C4 H9 111.734 H10 C5 H11 111.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.999      
2 O -0.499      
3 O -0.499      
4 C -0.795      
5 C -0.795      
6 H 0.284      
7 H 0.284      
8 H 0.256      
9 H 0.256      
10 H 0.256      
11 H 0.256      


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 -4.908 4.908
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.036 0.000 0.000
y 0.000 -32.054 0.000
z 0.000 0.000 -39.186
Traceless
 xyz
x -8.416 0.000 0.000
y 0.000 9.556 0.000
z 0.000 0.000 -1.140
Polar
3z2-r2-2.281
x2-y2-11.982
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.586 0.000 0.000
y 0.000 7.305 0.000
z 0.000 0.000 6.763


<r2> (average value of r2) Å2
<r2> 129.848
(<r2>)1/2 11.395