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All results from a given calculation for CH3SCH3 (Dimethyl sulfide)

using model chemistry: wB97X-D/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/CEP-31G*
 hartrees
Energy at 0K-25.068400
Energy at 298.15K 
HF Energy-25.068400
Nuclear repulsion energy43.420283
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 wB97X-D/CEP-31G*
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 3168 3168 31.45 106.72 0.69 0.81
2 A1 3069 3069 51.67 268.00 0.01 0.02
3 A1 1499 1499 0.57 24.20 0.74 0.85
4 A1 1393 1393 1.64 1.05 0.08 0.15
5 A1 1061 1061 21.56 13.14 0.55 0.71
6 A1 717 717 3.33 28.47 0.15 0.26
7 A1 262 262 0.10 2.63 0.63 0.77
8 A2 3153 3153 0.00 7.87 0.75 0.86
9 A2 1478 1478 0.00 34.97 0.75 0.86
10 A2 962 962 0.00 16.42 0.75 0.86
11 A2 178 178 0.00 0.48 0.75 0.86
12 B1 3146 3146 78.60 111.88 0.75 0.86
13 B1 1487 1487 19.65 0.09 0.75 0.86
14 B1 997 997 12.05 6.23 0.75 0.86
15 B1 187 187 1.06 0.35 0.75 0.86
16 B2 3168 3168 17.40 53.66 0.75 0.86
17 B2 3072 3072 51.22 0.50 0.75 0.86
18 B2 1491 1491 18.27 0.20 0.75 0.86
19 B2 1368 1368 3.60 2.60 0.75 0.86
20 B2 916 916 0.42 3.04 0.75 0.86
21 B2 767 767 0.02 16.39 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16770.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16770.0 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 wB97X-D/CEP-31G*
ABC
0.57516 0.24887 0.18625

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.672
C2 0.000 1.387 -0.521
C3 0.000 -1.387 -0.521
H4 0.000 2.319 0.061
H5 0.000 -2.319 0.061
H6 0.900 1.363 -1.155
H7 -0.900 1.363 -1.155
H8 -0.900 -1.363 -1.155
H9 0.900 -1.363 -1.155

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.82961.82962.39812.39812.45092.45092.45092.4509
C21.82962.77311.09963.75111.10121.10122.96172.9617
C31.82962.77313.75111.09962.96172.96171.10121.1012
H42.39811.09963.75114.63801.79021.79023.98083.9808
H52.39813.75111.09964.63803.98083.98081.79021.7902
H62.45091.10122.96171.79023.98081.80063.26672.7257
H72.45091.10122.96171.79023.98081.80062.72573.2667
H82.45092.96171.10123.98081.79023.26672.72571.8006
H92.45092.96171.10123.98081.79022.72573.26671.8006

picture of Dimethyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H4 107.266 S1 C2 H6 111.045
S1 C2 H7 111.045 S1 C3 H5 107.266
S1 C3 H8 111.045 S1 C3 H9 111.045
C2 S1 C3 98.551 H4 C2 H6 108.862
H4 C2 H7 108.862 H5 C3 H8 108.862
H5 C3 H9 108.862 H6 C2 H7 109.682
H8 C3 H9 109.682
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.082      
2 C -0.480      
3 C -0.480      
4 H 0.191      
5 H 0.191      
6 H 0.165      
7 H 0.165      
8 H 0.165      
9 H 0.165      


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 -1.850 1.850
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.593 0.000 0.000
y 0.000 -22.711 0.000
z 0.000 0.000 -27.172
Traceless
 xyz
x -2.652 0.000 0.000
y 0.000 4.672 0.000
z 0.000 0.000 -2.020
Polar
3z2-r2-4.041
x2-y2-4.883
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.900 0.000 0.000
y 0.000 6.943 0.000
z 0.000 0.000 5.695


<r2> (average value of r2) Å2
<r2> 63.169
(<r2>)1/2 7.948