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

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-476.781239
Energy at 298.15K 
HF Energy-476.781239
Nuclear repulsion energy110.925971
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 HF/6-311G**
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 3271 2972 19.72 110.22 0.70 0.82
2 A1 3178 2888 43.80 262.57 0.00 0.01
3 A1 1607 1460 0.48 19.12 0.72 0.84
4 A1 1502 1365 4.62 0.43 0.46 0.63
5 A1 1151 1046 19.47 3.97 0.40 0.57
6 A1 744 676 5.11 27.15 0.16 0.28
7 A1 285 259 0.01 2.61 0.62 0.77
8 A2 3258 2960 0.00 15.80 0.75 0.86
9 A2 1584 1439 0.00 25.61 0.75 0.86
10 A2 1042 947 0.00 5.10 0.75 0.86
11 A2 190 173 0.00 0.12 0.75 0.86
12 B1 3254 2957 51.00 131.39 0.75 0.86
13 B1 1594 1448 15.42 0.07 0.75 0.86
14 B1 1081 982 10.25 1.91 0.75 0.86
15 B1 201 182 1.08 0.14 0.75 0.86
16 B2 3272 2972 9.72 56.72 0.75 0.86
17 B2 3179 2888 40.35 0.06 0.75 0.86
18 B2 1598 1452 14.83 0.01 0.75 0.86
19 B2 1475 1340 9.75 0.89 0.75 0.86
20 B2 997 906 0.01 1.61 0.75 0.86
21 B2 806 732 1.02 15.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17634.1 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 16020.6 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 HF/6-311G**
ABC
0.60622 0.24918 0.18915

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.652
C2 0.000 1.388 -0.507
C3 0.000 -1.388 -0.507
H4 0.000 2.296 0.081
H5 0.000 -2.296 0.081
H6 0.886 1.374 -1.129
H7 -0.886 1.374 -1.129
H8 -0.886 -1.374 -1.129
H9 0.886 -1.374 -1.129

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80871.80872.36642.36642.41852.41852.41852.4185
C21.80872.77621.08243.73131.08321.08322.96692.9669
C31.80872.77623.73131.08242.96692.96691.08321.0832
H42.36641.08243.73134.59301.76151.76153.96553.9655
H52.36643.73131.08244.59303.96553.96551.76151.7615
H62.41851.08322.96691.76153.96551.77293.27042.7482
H72.41851.08322.96691.76153.96551.77292.74823.2704
H82.41852.96691.08323.96551.76153.27042.74821.7729
H92.41852.96691.08323.96551.76152.74823.27041.7729

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 107.186 S1 C2 H6 111.003
S1 C2 H7 111.003 S1 C3 H5 107.186
S1 C3 H8 111.003 S1 C3 H9 111.003
C2 S1 C3 100.251 H4 C2 H6 108.860
H4 C2 H7 108.860 H5 C3 H8 108.860
H5 C3 H9 108.860 H6 C2 H7 109.844
H8 C3 H9 109.844
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.033      
2 C -0.384      
3 C -0.384      
4 H 0.128      
5 H 0.128      
6 H 0.120      
7 H 0.120      
8 H 0.120      
9 H 0.120      


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 -1.848 1.848
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.200 0.000 0.000
y 0.000 -24.181 0.000
z 0.000 0.000 -29.115
Traceless
 xyz
x -2.552 0.000 0.000
y 0.000 4.977 0.000
z 0.000 0.000 -2.425
Polar
3z2-r2-4.850
x2-y2-5.019
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.347 0.000 0.000
y 0.000 7.079 0.000
z 0.000 0.000 5.851


<r2> (average value of r2) Å2
<r2> 76.553
(<r2>)1/2 8.749