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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-478.043543
Energy at 298.15K 
HF Energy-478.043543
Nuclear repulsion energy110.820320
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 mPW1PW91/6-311G**
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 3162 3025 11.34 104.56 0.67 0.80
2 A1 3055 2922 37.96 288.72 0.00 0.00
3 A1 1489 1424 0.47 19.34 0.74 0.85
4 A1 1380 1320 2.09 1.70 0.45 0.62
5 A1 1065 1018 21.87 3.73 0.46 0.63
6 A1 709 679 3.74 14.73 0.17 0.29
7 A1 264 253 0.05 2.91 0.62 0.76
8 A2 3143 3007 0.00 17.35 0.75 0.86
9 A2 1464 1400 0.00 27.03 0.75 0.86
10 A2 961 919 0.00 5.83 0.75 0.86
11 A2 181 174 0.00 0.16 0.75 0.86
12 B1 3136 3000 33.06 130.30 0.75 0.86
13 B1 1473 1409 20.04 0.02 0.75 0.86
14 B1 1004 961 15.99 2.51 0.75 0.86
15 B1 185 177 1.19 0.16 0.75 0.86
16 B2 3162 3025 2.93 55.14 0.75 0.86
17 B2 3057 2925 29.10 2.13 0.75 0.86
18 B2 1479 1415 20.09 0.06 0.75 0.86
19 B2 1353 1295 2.82 4.45 0.75 0.86
20 B2 920 880 0.18 2.68 0.75 0.86
21 B2 763 730 0.01 8.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16701.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 15978.5 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 mPW1PW91/6-311G**
ABC
0.59864 0.25095 0.18961

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.657
C2 0.000 1.381 -0.510
C3 0.000 -1.381 -0.510
H4 0.000 2.297 0.081
H5 0.000 -2.297 0.081
H6 0.893 1.369 -1.137
H7 -0.893 1.369 -1.137
H8 -0.893 -1.369 -1.137
H9 0.893 -1.369 -1.137

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80771.80772.36772.36772.42672.42672.42672.4267
C21.80772.76191.08973.72471.09111.09112.95892.9589
C31.80772.76193.72471.08972.95892.95891.09111.0911
H42.36771.08973.72474.59331.77181.77183.96493.9649
H52.36773.72471.08974.59333.96493.96491.77181.7718
H62.42671.09112.95891.77183.96491.78603.26992.7390
H72.42671.09112.95891.77183.96491.78602.73903.2699
H82.42672.95891.09113.96491.77183.26992.73901.7860
H92.42672.95891.09113.96491.77182.73903.26991.7860

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 106.983 S1 C2 H6 111.265
S1 C2 H7 111.265 S1 C3 H5 106.983
S1 C3 H8 111.265 S1 C3 H9 111.265
C2 S1 C3 99.621 H4 C2 H6 108.677
H4 C2 H7 108.677 H5 C3 H8 108.677
H5 C3 H9 108.677 H6 C2 H7 109.864
H8 C3 H9 109.864
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.056      
2 C -0.495      
3 C -0.495      
4 H 0.161      
5 H 0.161      
6 H 0.153      
7 H 0.153      
8 H 0.153      
9 H 0.153      


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 -1.739 1.739
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.859 0.000 0.000
y 0.000 -23.958 0.000
z 0.000 0.000 -28.639
Traceless
 xyz
x -2.561 0.000 0.000
y 0.000 4.792 0.000
z 0.000 0.000 -2.231
Polar
3z2-r2-4.462
x2-y2-4.902
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.494 0.000 0.000
y 0.000 7.300 0.000
z 0.000 0.000 6.067


<r2> (average value of r2) Å2
<r2> 76.285
(<r2>)1/2 8.734