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All results from a given calculation for CH3SOCH3 (Dimethyl sulfoxide)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-553.209509
Energy at 298.15K-553.216420
HF Energy-553.209509
Nuclear repulsion energy183.469325
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3181 3036 5.52 103.89 0.72 0.84
2 A' 3175 3030 13.25 103.29 0.74 0.85
3 A' 3068 2928 9.12 236.59 0.00 0.00
4 A' 1496 1428 27.26 1.34 0.69 0.82
5 A' 1471 1404 5.20 18.97 0.70 0.83
6 A' 1368 1306 15.60 1.56 0.13 0.24
7 A' 1102 1051 135.52 5.87 0.43 0.60
8 A' 1043 995 21.25 2.43 0.58 0.74
9 A' 978 934 12.91 4.50 0.71 0.83
10 A' 661 631 9.58 24.01 0.13 0.23
11 A' 367 350 8.57 2.12 0.46 0.63
12 A' 287 274 0.39 2.52 0.71 0.83
13 A' 234 223 0.58 0.12 0.56 0.72
14 A" 3180 3035 2.69 43.00 0.75 0.86
15 A" 3171 3026 0.00 8.95 0.75 0.86
16 A" 3066 2926 6.49 0.29 0.75 0.86
17 A" 1476 1409 0.05 23.24 0.75 0.86
18 A" 1456 1390 12.74 1.66 0.75 0.86
19 A" 1342 1281 5.94 0.38 0.75 0.86
20 A" 947 904 8.11 3.76 0.75 0.86
21 A" 906 865 2.77 0.49 0.75 0.86
22 A" 688 657 19.81 15.01 0.75 0.86
23 A" 311 296 9.94 3.84 0.75 0.86
24 A" 179 171 0.01 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17575.9 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 16774.4 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 mPW1PW91/6-311G*
ABC
0.23045 0.22837 0.13891

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.259 0.429 0.000
O2 -1.097 1.072 0.000
C3 0.259 -0.784 1.350
C4 0.259 -0.784 -1.350
H5 1.165 -1.390 1.321
H6 1.165 -1.390 -1.321
H7 0.224 -0.221 2.282
H8 0.224 -0.221 -2.282
H9 -0.634 -1.404 1.268
H10 -0.634 -1.404 -1.268

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.50051.81531.81532.42372.42372.37262.37262.40122.4012
O21.50052.66592.66593.59483.59482.93632.93632.82012.8201
C31.81532.66592.70071.09052.88481.08883.67551.09032.8349
C41.81532.66592.70072.88481.09053.67551.08882.83491.0903
H52.42373.59481.09052.88482.64131.78213.90231.80013.1524
H62.42373.59482.88481.09052.64133.90231.78213.15241.8001
H72.37262.93631.08883.67551.78213.90234.56311.77863.8385
H82.37262.93633.67551.08883.90231.78214.56313.83851.7786
H92.40122.82011.09032.83491.80013.15241.77863.83852.5357
H102.40122.82012.83491.09033.15241.80013.83851.77862.5357

picture of Dimethyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 H5 110.552 S1 C3 H7 106.889
S1 C3 H9 108.890 S1 C4 H6 110.552
S1 C4 H8 106.889 S1 C4 H10 108.890
O2 S1 C3 106.640 O2 S1 C4 106.640
C3 S1 C4 96.123 H5 C3 H7 109.719
H5 C3 H9 111.266 H6 C4 H8 109.719
H6 C4 H10 111.266 H7 C3 H9 109.416
H8 C4 H10 109.416
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.696      
2 O -0.592      
3 C -0.834      
4 C -0.834      
5 H 0.248      
6 H 0.248      
7 H 0.273      
8 H 0.273      
9 H 0.260      
10 H 0.260      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.719 -3.221 0.000 4.215
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.241 2.465 0.000
y 2.465 -34.476 0.000
z 0.000 0.000 -28.632
Traceless
 xyz
x -3.688 2.465 0.000
y 2.465 -2.539 0.000
z 0.000 0.000 6.227
Polar
3z2-r212.454
x2-y2-0.766
xy2.465
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.862 -0.733 0.000
y -0.733 6.665 0.000
z 0.000 0.000 7.307


<r2> (average value of r2) Å2
<r2> 102.017
(<r2>)1/2 10.100