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

using model chemistry: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-472.343791
Energy at 298.15K 
HF Energy-472.298211
Nuclear repulsion energy110.147416
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 B2PLYP/STO-3G
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 3515 3515 2.14 45.38 0.70 0.82
2 A1 3323 3323 3.83 81.19 0.00 0.01
3 A1 1720 1720 0.33 28.28 0.74 0.85
4 A1 1587 1587 0.27 3.16 0.67 0.80
5 A1 1159 1159 13.51 6.70 0.62 0.77
6 A1 839 839 0.40 14.84 0.17 0.29
7 A1 312 312 0.13 1.16 0.55 0.71
8 A2 3488 3488 0.00 5.33 0.75 0.86
9 A2 1702 1702 0.00 36.13 0.75 0.86
10 A2 1069 1069 0.00 4.78 0.75 0.86
11 A2 179 179 0.00 0.08 0.75 0.86
12 B1 3485 3485 12.20 46.39 0.75 0.86
13 B1 1703 1703 7.26 0.44 0.75 0.86
14 B1 1098 1098 1.07 4.27 0.75 0.86
15 B1 177 177 0.54 0.00 0.75 0.86
16 B2 3514 3514 0.01 23.24 0.75 0.86
17 B2 3325 3325 4.25 0.25 0.75 0.86
18 B2 1717 1717 8.47 0.06 0.75 0.86
19 B2 1561 1561 12.60 4.92 0.75 0.86
20 B2 1033 1033 0.13 1.15 0.75 0.86
21 B2 888 888 0.13 8.45 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18696.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18696.8 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 B2PLYP/STO-3G
ABC
0.56551 0.25562 0.18867

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.681
C2 0.000 1.364 -0.523
C3 0.000 -1.364 -0.523
H4 0.000 2.315 0.028
H5 0.000 -2.315 0.028
H6 0.891 1.345 -1.171
H7 -0.891 1.345 -1.171
H8 -0.891 -1.345 -1.171
H9 0.891 -1.345 -1.171

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81971.81972.40562.40562.45652.45652.45652.4565
C21.81972.72791.09943.72021.10191.10192.92452.9245
C31.81972.72793.72021.09942.92452.92451.10191.1019
H42.40561.09943.72024.63041.78121.78123.95343.9534
H52.40563.72021.09944.63043.95343.95341.78121.7812
H62.45651.10192.92451.78123.95341.78273.22722.6901
H72.45651.10192.92451.78123.95341.78272.69013.2272
H82.45652.92451.10193.95341.78123.22722.69011.7827
H92.45652.92451.10193.95341.78122.69013.22721.7827

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 108.456 S1 C2 H6 112.096
S1 C2 H7 112.096 S1 C3 H5 108.456
S1 C3 H8 112.096 S1 C3 H9 112.096
C2 S1 C3 97.098 H4 C2 H6 108.028
H4 C2 H7 108.028 H5 C3 H8 108.028
H5 C3 H9 108.028 H6 C2 H7 107.983
H8 C3 H9 107.983
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.159      
2 C -0.289      
3 C -0.289      
4 H 0.074      
5 H 0.074      
6 H 0.068      
7 H 0.068      
8 H 0.068      
9 H 0.068      


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 -0.783 0.783
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.332 0.000 0.000
y 0.000 -23.537 0.000
z 0.000 0.000 -25.421
Traceless
 xyz
x -0.852 0.000 0.000
y 0.000 1.839 0.000
z 0.000 0.000 -0.987
Polar
3z2-r2-1.974
x2-y2-1.795
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.698 0.000 0.000
y 0.000 3.747 0.000
z 0.000 0.000 2.588


<r2> (average value of r2) Å2
<r2> 75.122
(<r2>)1/2 8.667