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

using model chemistry: LSDA/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-626.239971
Energy at 298.15K 
HF Energy-626.239971
Nuclear repulsion energy270.174519
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/aug-cc-pVDZ
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 3122 3087 0.38      
2 A1 2996 2962 0.58      
3 A1 1345 1330 3.97      
4 A1 1228 1214 30.80      
5 A1 1084 1071 127.34      
6 A1 941 931 1.62      
7 A1 658 650 8.51      
8 A1 431 426 20.42      
9 A1 249 246 3.06      
10 A2 3124 3088 0.00      
11 A2 1332 1317 0.00      
12 A2 852 843 0.00      
13 A2 264 261 0.00      
14 A2 149 147 0.00      
15 B1 3126 3091 0.28      
16 B1 1354 1338 6.63      
17 B1 1256 1242 231.11      
18 B1 909 898 1.46      
19 B1 317 313 0.09      
20 B1 188 185 0.40      
21 B2 3121 3086 4.46      
22 B2 2994 2960 2.28      
23 B2 1331 1316 8.23      
24 B2 1209 1196 27.33      
25 B2 879 869 64.75      
26 B2 707 699 27.53      
27 B2 412 407 30.18      

Unscaled Zero Point Vibrational Energy (zpe) 17787.6 cm-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 17586.6 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/aug-cc-pVDZ
ABC
0.14711 0.13722 0.13658

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.183
O2 -1.295 0.000 0.921
O3 1.295 0.000 0.921
C4 0.000 1.408 -0.919
C5 0.000 -1.408 -0.919
H6 0.000 2.289 -0.253
H7 0.000 -2.289 -0.253
H8 0.918 1.382 -1.531
H9 -0.918 1.382 -1.531
H10 -0.918 -1.382 -1.531
H11 0.918 -1.382 -1.531

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.48991.48991.78821.78822.33062.33062.38592.38592.38592.3859
O21.48992.58912.65392.65392.88012.88013.58032.83972.83973.5803
O31.48992.58912.65392.65392.88012.88012.83973.58033.58032.8397
C41.78822.65392.65392.81611.10453.75681.10401.10403.00023.0002
C51.78822.65392.65392.81613.75681.10453.00023.00021.10401.1040
H62.33062.88012.88011.10453.75684.57871.81671.81673.99423.9942
H72.33062.88012.88013.75681.10454.57873.99423.99421.81671.8167
H82.38593.58032.83971.10403.00021.81673.99421.83643.31812.7636
H92.38592.83973.58031.10403.00021.81673.99421.83642.76363.3181
H102.38592.83973.58033.00021.10403.99421.81673.31812.76361.8364
H112.38593.58032.83973.00021.10403.99421.81672.76363.31811.8364

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 104.877 S1 C4 H8 108.857
S1 C4 H9 108.857 S1 C5 H7 104.877
S1 C5 H10 108.857 S1 C5 H11 108.857
O2 S1 O3 120.663 O2 S1 C4 107.765
O2 S1 C5 107.765 O3 S1 C4 107.765
O3 S1 C5 107.765 C4 S1 C5 103.891
H6 C4 H8 110.692 H6 C4 H9 110.692
H7 C5 H10 110.692 H7 C5 H11 110.692
H8 C4 H9 112.547 H10 C5 H11 112.547
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.306      
2 O -0.750      
3 O -0.750      
4 C 0.391      
5 C 0.391      
6 H -0.090      
7 H -0.090      
8 H -0.102      
9 H -0.102      
10 H -0.102      
11 H -0.102      


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 -43.949 0.000 0.000
y 0.000 -32.122 0.000
z 0.000 0.000 -38.989
Traceless
 xyz
x -8.393 0.000 0.000
y 0.000 9.347 0.000
z 0.000 0.000 -0.954
Polar
3z2-r2-1.908
x2-y2-11.827
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.319 0.000 0.000
y 0.000 9.076 0.000
z 0.000 0.000 8.492


<r2> (average value of r2) Å2
<r2> 129.796
(<r2>)1/2 11.393