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

using model chemistry: mPW1PW91/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-553.265560
Energy at 298.15K-553.272456
HF Energy-553.265560
Nuclear repulsion energy184.050968
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/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3173 3173 2.18 88.25 0.71 0.83
2 A' 3165 3165 7.27 89.65 0.75 0.86
3 A' 3061 3061 6.24 321.41 0.00 0.00
4 A' 1475 1475 18.04 0.89 0.72 0.84
5 A' 1453 1453 4.93 8.15 0.69 0.82
6 A' 1333 1333 11.15 2.59 0.06 0.11
7 A' 1115 1115 143.08 12.65 0.39 0.57
8 A' 1027 1027 16.23 0.42 0.75 0.86
9 A' 958 958 6.61 0.95 0.71 0.83
10 A' 663 663 7.51 27.55 0.12 0.21
11 A' 367 367 6.57 1.88 0.20 0.34
12 A' 281 281 0.40 3.00 0.70 0.83
13 A' 228 228 0.28 0.09 0.63 0.77
14 A" 3172 3172 0.64 36.36 0.75 0.86
15 A" 3162 3162 0.07 10.59 0.75 0.86
16 A" 3060 3060 2.84 1.34 0.75 0.86
17 A" 1456 1456 0.03 8.36 0.75 0.86
18 A" 1439 1439 9.48 0.80 0.75 0.86
19 A" 1312 1312 2.12 0.51 0.75 0.86
20 A" 931 931 8.69 0.56 0.75 0.86
21 A" 891 891 2.50 0.13 0.75 0.86
22 A" 690 690 14.62 13.68 0.75 0.86
23 A" 318 318 8.47 3.61 0.75 0.86
24 A" 184 184 0.00 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17455.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17455.3 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 mPW1PW91/daug-cc-pVTZ
ABC
0.23305 0.22885 0.13971

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.258 0.424 0.000
O2 -1.093 1.066 0.000
C3 0.258 -0.778 1.351
C4 0.258 -0.778 -1.351
H5 1.176 -1.363 1.323
H6 1.176 -1.363 -1.323
H7 0.209 -0.208 2.276
H8 0.209 -0.208 -2.276
H9 -0.621 -1.414 1.258
H10 -0.621 -1.414 -1.258

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.49581.80881.80882.40582.40582.36212.36212.39452.3945
O21.49582.65592.65593.57793.57792.91492.91492.82132.8213
C31.80882.65592.70291.08892.88791.08723.67201.08862.8259
C41.80882.65592.70292.88791.08893.67201.08722.82591.0886
H52.40583.57791.08892.88792.64691.78233.90171.79843.1455
H62.40583.57792.88791.08892.64693.90171.78233.14551.7984
H72.36212.91491.08723.67201.78233.90174.55121.78323.8250
H82.36212.91493.67201.08723.90171.78234.55123.82501.7832
H92.39452.82131.08862.82591.79843.14551.78323.82502.5161
H102.39452.82132.82591.08863.14551.79843.82501.78322.5161

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 109.742 S1 C3 H7 106.636
S1 C3 H9 108.919 S1 C4 H6 109.742
S1 C4 H8 106.636 S1 C4 H10 108.919
O2 S1 C3 106.586 O2 S1 C4 106.586
C3 S1 C4 96.692 H5 C3 H7 109.979
H5 C3 H9 111.361 H6 C4 H8 109.979
H6 C4 H10 111.361 H7 C3 H9 110.083
H8 C4 H10 110.083
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.249      
2 O -1.179      
3 C -0.809      
4 C -0.809      
5 H 0.310      
6 H 0.310      
7 H 0.321      
8 H 0.321      
9 H 0.143      
10 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.539 -3.238 0.000 4.115
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.478 2.183 0.000
y 2.183 -34.054 0.000
z 0.000 0.000 -28.416
Traceless
 xyz
x -4.242 2.183 0.000
y 2.183 -2.107 0.000
z 0.000 0.000 6.350
Polar
3z2-r212.700
x2-y2-1.423
xy2.183
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.207 -0.667 0.000
y -0.667 7.896 0.000
z 0.000 0.000 8.620


<r2> (average value of r2) Å2
<r2> 101.419
(<r2>)1/2 10.071