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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-476.771822
Energy at 298.15K 
HF Energy-476.771822
Nuclear repulsion energy110.972088
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 3286 2972 23.77 112.28 0.70 0.83
2 A1 3195 2890 48.60 245.54 0.00 0.01
3 A1 1624 1469 0.26 21.30 0.73 0.84
4 A1 1520 1375 4.92 0.57 0.49 0.66
5 A1 1160 1049 21.09 4.33 0.43 0.61
6 A1 744 673 5.38 27.46 0.16 0.28
7 A1 286 258 0.00 2.53 0.62 0.77
8 A2 3273 2960 0.00 16.07 0.75 0.86
9 A2 1603 1449 0.00 28.37 0.75 0.86
10 A2 1052 951 0.00 5.74 0.75 0.86
11 A2 198 179 0.00 0.12 0.75 0.86
12 B1 3269 2957 59.29 135.37 0.75 0.86
13 B1 1614 1460 15.65 0.08 0.75 0.86
14 B1 1090 986 10.98 2.40 0.75 0.86
15 B1 206 186 1.13 0.12 0.75 0.86
16 B2 3286 2972 12.55 57.66 0.75 0.86
17 B2 3196 2890 46.45 0.03 0.75 0.86
18 B2 1616 1461 16.13 0.01 0.75 0.86
19 B2 1493 1350 9.36 1.35 0.75 0.86
20 B2 1005 909 0.05 1.73 0.75 0.86
21 B2 805 728 1.06 16.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17759.9 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 16062.0 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 HF/6-311G*
ABC
0.60438 0.24993 0.18934

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 0.654
C2 0.000 1.386 -0.508
C3 0.000 -1.386 -0.508
H4 0.000 2.296 0.075
H5 0.000 -2.296 0.075
H6 0.885 1.372 -1.131
H7 -0.885 1.372 -1.131
H8 -0.885 -1.372 -1.131
H9 0.885 -1.372 -1.131

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80841.80842.36792.36792.41882.41882.41882.4188
C21.80842.77141.08123.72771.08201.08202.96212.9621
C31.80842.77143.72771.08122.96212.96211.08201.0820
H42.36791.08123.72774.59221.75841.75843.96123.9612
H52.36793.72771.08124.59223.96123.96121.75841.7584
H62.41881.08202.96211.75843.96121.76933.26462.7435
H72.41881.08202.96211.75843.96121.76932.74353.2646
H82.41882.96211.08203.96121.75843.26462.74351.7693
H92.41882.96211.08203.96121.75842.74353.26461.7693

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 107.372 S1 C2 H6 111.103
S1 C2 H7 111.103 S1 C3 H5 107.372
S1 C3 H8 111.103 S1 C3 H9 111.103
C2 S1 C3 100.033 H4 C2 H6 108.746
H4 C2 H7 108.746 H5 C3 H8 108.746
H5 C3 H9 108.746 H6 C2 H7 109.686
H8 C3 H9 109.686
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.096      
2 C -0.757      
3 C -0.757      
4 H 0.242      
5 H 0.242      
6 H 0.233      
7 H 0.233      
8 H 0.233      
9 H 0.233      


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 0.036 0.000 -1.833 1.834


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.277 0.000 0.000
y 0.000 -24.232 0.000
z 0.000 0.000 -29.171
Traceless
 xyz
x -2.576 0.000 0.000
y 0.000 4.992 0.000
z 0.000 0.000 -2.416
Polar
3z2-r2-4.833
x2-y2-5.046
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.268 0.000 0.000
y 0.000 6.937 0.000
z 0.000 0.000 5.763


<r2> (average value of r2) Å2
<r2> 76.525
(<r2>)1/2 8.748