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

using model chemistry: LSDA/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 LSDA/6-311G**
 hartrees
Energy at 0K-626.299831
Energy at 298.15K 
HF Energy-626.299831
Nuclear repulsion energy273.205129
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 LSDA/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 3101 3063 0.48      
2 A1 2993 2956 0.30      
3 A1 1380 1363 7.12      
4 A1 1283 1267 38.65      
5 A1 1131 1117 161.28      
6 A1 968 956 5.42      
7 A1 671 663 12.00      
8 A1 462 456 23.62      
9 A1 262 259 2.81      
10 A2 3108 3069 0.00      
11 A2 1362 1345 0.00      
12 A2 880 869 0.00      
13 A2 278 275 0.00      
14 A2 178 176 0.00      
15 B1 3111 3072 0.13      
16 B1 1381 1364 8.64      
17 B1 1327 1311 230.40      
18 B1 946 935 3.83      
19 B1 342 338 0.22      
20 B1 215 212 0.75      
21 B2 3100 3062 3.87      
22 B2 2991 2954 2.53      
23 B2 1367 1350 10.26      
24 B2 1262 1246 41.57      
25 B2 907 896 85.39      
26 B2 723 714 39.24      
27 B2 435 430 31.77      

Unscaled Zero Point Vibrational Energy (zpe) 18079.6 cm-1
Scaled (by 0.9877) Zero Point Vibrational Energy (zpe) 17857.3 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 LSDA/6-311G**
ABC
0.15076 0.14040 0.13850

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.191
O2 -1.272 0.000 0.909
O3 1.272 0.000 0.909
C4 0.000 1.396 -0.914
C5 0.000 -1.396 -0.914
H6 0.000 2.281 -0.261
H7 0.000 -2.281 -0.261
H8 0.911 1.384 -1.527
H9 -0.911 1.384 -1.527
H10 -0.911 -1.384 -1.527
H11 0.911 -1.384 -1.527

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46081.46081.77991.77992.32532.32532.38692.38692.38692.3869
O21.46082.54352.62482.62482.86202.86203.55212.82572.82573.5521
O31.46082.54352.62482.62482.86202.86202.82573.55213.55212.8257
C41.77992.62482.62482.79201.09943.73441.09821.09822.98952.9895
C51.77992.62482.62482.79203.73441.09942.98952.98951.09821.0982
H62.32532.86202.86201.09943.73444.56201.79881.79883.98343.9834
H72.32532.86202.86203.73441.09944.56203.98343.98341.79881.7988
H82.38693.55212.82571.09822.98951.79883.98341.82143.31432.7690
H92.38692.82573.55211.09822.98951.79883.98341.82142.76903.3143
H102.38692.82573.55212.98951.09823.98341.79883.31432.76901.8214
H112.38693.55212.82572.98951.09823.98341.79882.76903.31431.8214

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 105.266 S1 C4 H8 109.781
S1 C4 H9 109.781 S1 C5 H7 105.266
S1 C5 H10 109.781 S1 C5 H11 109.781
O2 S1 O3 121.049 O2 S1 C4 107.774
O2 S1 C5 107.774 O3 S1 C4 107.774
O3 S1 C5 107.774 C4 S1 C5 103.312
H6 C4 H8 109.875 H6 C4 H9 109.875
H7 C5 H10 109.875 H7 C5 H11 109.875
H8 C4 H9 112.042 H10 C5 H11 112.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.814      
2 O -0.441      
3 O -0.441      
4 C -0.602      
5 C -0.602      
6 H 0.232      
7 H 0.232      
8 H 0.202      
9 H 0.202      
10 H 0.202      
11 H 0.202      


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 -4.761 4.761
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.551 0.000 0.000
y 0.000 -32.053 0.000
z 0.000 0.000 -38.985
Traceless
 xyz
x -8.032 0.000 0.000
y 0.000 9.215 0.000
z 0.000 0.000 -1.183
Polar
3z2-r2-2.365
x2-y2-11.498
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.831 0.000 0.000
y 0.000 7.555 0.000
z 0.000 0.000 7.030


<r2> (average value of r2) Å2
<r2> 127.809
(<r2>)1/2 11.305