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

using model chemistry: M06-2X/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/6-31G**
 hartrees
Energy at 0K-477.928736
Energy at 298.15K 
HF Energy-477.928736
Nuclear repulsion energy110.764744
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 M06-2X/6-31G**
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 3188 3030 8.53 109.95 0.67 0.80
2 A1 3078 2925 27.77 242.82 0.00 0.00
3 A1 1505 1431 0.06 30.82 0.75 0.86
4 A1 1390 1321 1.46 3.89 0.22 0.36
5 A1 1067 1014 17.38 8.14 0.57 0.73
6 A1 721 685 3.47 18.13 0.17 0.29
7 A1 270 256 0.03 2.10 0.62 0.76
8 A2 3170 3013 0.00 13.26 0.75 0.86
9 A2 1480 1407 0.00 42.19 0.75 0.86
10 A2 967 919 0.00 6.90 0.75 0.86
11 A2 184 175 0.00 0.11 0.75 0.86
12 B1 3163 3006 27.27 120.37 0.75 0.86
13 B1 1491 1417 17.74 0.00 0.75 0.86
14 B1 1003 954 7.37 6.40 0.75 0.86
15 B1 194 184 1.06 0.02 0.75 0.86
16 B2 3189 3031 3.00 52.61 0.75 0.86
17 B2 3082 2929 21.90 0.13 0.75 0.86
18 B2 1496 1422 18.82 0.00 0.75 0.86
19 B2 1362 1295 4.68 6.78 0.75 0.86
20 B2 926 880 0.35 2.82 0.75 0.86
21 B2 773 734 0.07 9.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16849.0 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 16013.3 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 M06-2X/6-31G**
ABC
0.58465 0.25438 0.19011

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.667
C2 0.000 1.371 -0.517
C3 0.000 -1.371 -0.517
H4 0.000 2.299 0.056
H5 0.000 -2.299 0.056
H6 0.893 1.345 -1.146
H7 -0.893 1.345 -1.146
H8 -0.893 -1.345 -1.146
H9 0.893 -1.345 -1.146

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81141.81142.37852.37852.42732.42732.42732.4273
C21.81142.74191.09073.71431.09241.09242.92732.9273
C31.81142.74193.71431.09072.92732.92731.09241.0924
H42.37851.09073.71434.59761.77541.77543.93953.9395
H52.37853.71431.09074.59763.93953.93951.77541.7754
H62.42731.09242.92731.77543.93951.78603.22892.6900
H72.42731.09242.92731.77543.93951.78602.69003.2289
H82.42732.92731.09243.93951.77543.22892.69001.7860
H92.42732.92731.09243.93951.77542.69003.22891.7860

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 107.473 S1 C2 H6 110.985
S1 C2 H7 110.985 S1 C3 H5 107.473
S1 C3 H8 110.985 S1 C3 H9 110.985
C2 S1 C3 98.375 H4 C2 H6 108.830
H4 C2 H7 108.830 H5 C3 H8 108.830
H5 C3 H9 108.830 H6 C2 H7 109.664
H8 C3 H9 109.664
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.101      
2 C -0.514      
3 C -0.514      
4 H 0.162      
5 H 0.162      
6 H 0.151      
7 H 0.151      
8 H 0.151      
9 H 0.151      


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 -1.723 1.723
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.568 0.000 0.000
y 0.000 -23.792 0.000
z 0.000 0.000 -28.268
Traceless
 xyz
x -2.538 0.000 0.000
y 0.000 4.627 0.000
z 0.000 0.000 -2.088
Polar
3z2-r2-4.176
x2-y2-4.777
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.606 0.000 0.000
y 0.000 6.916 0.000
z 0.000 0.000 5.627


<r2> (average value of r2) Å2
<r2> 75.916
(<r2>)1/2 8.713