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

using model chemistry: PBEPBEultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/TZVP
 hartrees
Energy at 0K-628.066380
Energy at 298.15K 
HF Energy-628.066380
Nuclear repulsion energy267.939138
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 PBEPBEultrafine/TZVP
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 3074 0.49      
2 A1 3001 2967 1.73      
3 A1 1407 1391 4.47      
4 A1 1292 1278 13.06      
5 A1 1073 1060 157.18      
6 A1 965 954 0.13      
7 A1 620 613 13.13      
8 A1 436 431 20.69      
9 A1 248 245 2.49      
10 A2 3110 3075 0.00      
11 A2 1397 1381 0.00      
12 A2 896 886 0.00      
13 A2 274 271 0.00      
14 A2 168 166 0.00      
15 B1 3113 3078 1.64      
16 B1 1413 1397 8.93      
17 B1 1249 1235 225.56      
18 B1 946 935 0.16      
19 B1 333 329 0.60      
20 B1 199 197 0.50      
21 B2 3108 3072 0.59      
22 B2 2999 2964 0.07      
23 B2 1396 1380 7.28      
24 B2 1273 1259 12.42      
25 B2 904 894 53.12      
26 B2 684 677 55.95      
27 B2 415 410 28.88      

Unscaled Zero Point Vibrational Energy (zpe) 18013.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 17807.9 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 PBEPBEultrafine/TZVP
ABC
0.14493 0.13457 0.13248

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.194
O2 -1.297 0.000 0.929
O3 1.297 0.000 0.929
C4 0.000 1.433 -0.935
C5 0.000 -1.433 -0.935
H6 0.000 2.314 -0.282
H7 0.000 -2.314 -0.282
H8 0.909 1.410 -1.547
H9 -0.909 1.410 -1.547
H10 -0.909 -1.410 -1.547
H11 0.909 -1.410 -1.547

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.49111.49111.82451.82452.36282.36282.41812.41812.41812.4181
O21.49112.59462.68552.68552.91662.91663.60402.87622.87623.6040
O31.49112.59462.68552.68552.91662.91662.87623.60403.60402.8762
C41.82452.68552.68552.86611.09663.80381.09611.09613.04723.0472
C51.82452.68552.68552.86613.80381.09663.04723.04721.09611.0961
H62.36282.91662.91661.09663.80384.62851.80101.80104.03714.0371
H72.36282.91662.91663.80381.09664.62854.03714.03711.80101.8010
H82.41813.60402.87621.09613.04721.80104.03711.81783.35562.8206
H92.41812.87623.60401.09613.04721.80104.03711.81782.82063.3556
H102.41812.87623.60403.04721.09614.03711.80103.35562.82061.8178
H112.41813.60402.87623.04721.09614.03711.80102.82063.35561.8178

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 105.235 S1 C4 H8 109.228
S1 C4 H9 109.228 S1 C5 H7 105.235
S1 C5 H10 109.228 S1 C5 H11 109.228
O2 S1 O3 120.924 O2 S1 C4 107.765
O2 S1 C5 107.765 O3 S1 C4 107.765
O3 S1 C5 107.765 C4 S1 C5 103.529
H6 C4 H8 110.437 H6 C4 H9 110.437
H7 C5 H10 110.437 H7 C5 H11 110.437
H8 C4 H9 112.038 H10 C5 H11 112.038
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.533      
2 O -0.345      
3 O -0.345      
4 C -0.399      
5 C -0.399      
6 H 0.175      
7 H 0.175      
8 H 0.151      
9 H 0.151      
10 H 0.151      
11 H 0.151      


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 -4.609 4.609
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.855 0.000 0.000
y 0.000 -32.242 0.000
z 0.000 0.000 -38.975
Traceless
 xyz
x -8.246 0.000 0.000
y 0.000 9.173 0.000
z 0.000 0.000 -0.926
Polar
3z2-r2-1.853
x2-y2-11.613
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.636 0.000 0.000
y 0.000 8.155 0.000
z 0.000 0.000 7.525


<r2> (average value of r2) Å2
<r2> 132.146
(<r2>)1/2 11.495