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

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

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/6-31+G**
 hartrees
Energy at 0K-477.931107
Energy at 298.15K 
HF Energy-477.931107
Nuclear repulsion energy110.751547
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/6-31+G**
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 3181 3029 8.49 122.85 0.64 0.78
2 A1 3071 2924 34.04 270.84 0.00 0.00
3 A1 1497 1425 0.69 18.75 0.72 0.83
4 A1 1386 1320 1.14 1.21 0.75 0.85
5 A1 1062 1012 15.64 3.78 0.48 0.65
6 A1 719 685 3.34 22.67 0.11 0.21
7 A1 271 258 0.00 2.58 0.64 0.78
8 A2 3161 3010 0.00 16.14 0.75 0.86
9 A2 1471 1401 0.00 28.28 0.75 0.86
10 A2 962 916 0.00 2.81 0.75 0.86
11 A2 181 172 0.00 0.20 0.75 0.86
12 B1 3153 3002 25.48 145.41 0.75 0.86
13 B1 1481 1411 21.23 0.00 0.75 0.86
14 B1 998 950 4.99 1.36 0.75 0.86
15 B1 193 184 1.17 0.00 0.75 0.86
16 B2 3182 3030 3.70 54.70 0.75 0.86
17 B2 3075 2928 26.60 0.72 0.75 0.86
18 B2 1488 1416 19.91 0.02 0.75 0.86
19 B2 1358 1293 3.27 3.71 0.75 0.86
20 B2 923 879 0.10 2.05 0.75 0.86
21 B2 771 734 0.02 12.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16792.3 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 15989.7 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/6-31+G**
ABC
0.58440 0.25438 0.19010

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

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 2.300 0.056
H5 0.000 -2.300 0.056
H6 0.894 1.345 -1.146
H7 -0.894 1.345 -1.146
H8 -0.894 -1.345 -1.146
H9 0.894 -1.345 -1.146

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81141.81142.37942.37942.42762.42762.42762.4276
C21.81142.74171.09113.71481.09291.09292.92722.9272
C31.81142.74173.71481.09112.92722.92721.09291.0929
H42.37941.09113.71484.59911.77581.77583.94003.9400
H52.37943.71481.09114.59913.94003.94001.77581.7758
H62.42761.09292.92721.77583.94001.78713.22932.6897
H72.42761.09292.92721.77583.94001.78712.68973.2293
H82.42762.92721.09293.94001.77583.22932.68971.7871
H92.42762.92721.09293.94001.77582.68973.22931.7871

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 107.519 S1 C2 H6 110.982
S1 C2 H7 110.982 S1 C3 H5 107.519
S1 C3 H8 110.982 S1 C3 H9 110.982
C2 S1 C3 98.359 H4 C2 H6 108.794
H4 C2 H7 108.794 H5 C3 H8 108.794
H5 C3 H9 108.794 H6 C2 H7 109.694
H8 C3 H9 109.694
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.106      
2 C -0.611      
3 C -0.611      
4 H 0.192      
5 H 0.192      
6 H 0.183      
7 H 0.183      
8 H 0.183      
9 H 0.183      


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 -1.744 1.744
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.030 0.000 0.000
y 0.000 -24.227 0.000
z 0.000 0.000 -28.854
Traceless
 xyz
x -2.489 0.000 0.000
y 0.000 4.715 0.000
z 0.000 0.000 -2.226
Polar
3z2-r2-4.452
x2-y2-4.803
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.582 0.000 0.000
y 0.000 7.429 0.000
z 0.000 0.000 6.281


<r2> (average value of r2) Å2
<r2> 76.234
(<r2>)1/2 8.731