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

using model chemistry: HF/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 HF/6-31+G**
 hartrees
Energy at 0K-476.746082
Energy at 298.15K 
HF Energy-476.746082
Nuclear repulsion energy110.959495
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/6-31+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 3291 2976 17.53 115.08 0.68 0.81
2 A1 3194 2888 42.11 238.30 0.00 0.00
3 A1 1612 1458 0.71 18.55 0.71 0.83
4 A1 1511 1366 3.42 0.91 0.20 0.34
5 A1 1157 1046 15.88 3.89 0.40 0.58
6 A1 752 680 4.53 32.13 0.13 0.23
7 A1 287 260 0.00 2.36 0.63 0.78
8 A2 3276 2962 0.00 16.38 0.75 0.86
9 A2 1589 1437 0.00 27.20 0.75 0.86
10 A2 1049 949 0.00 2.67 0.75 0.86
11 A2 194 175 0.00 0.15 0.75 0.86
12 B1 3271 2958 39.46 142.06 0.75 0.86
13 B1 1599 1445 17.18 0.00 0.75 0.86
14 B1 1083 979 2.78 1.19 0.75 0.86
15 B1 202 183 1.15 0.00 0.75 0.86
16 B2 3292 2976 9.11 58.11 0.75 0.86
17 B2 3195 2889 41.50 0.01 0.75 0.86
18 B2 1604 1450 16.23 0.03 0.75 0.86
19 B2 1485 1343 7.95 0.95 0.75 0.86
20 B2 1004 908 0.03 1.65 0.75 0.86
21 B2 815 737 0.76 18.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17729.7 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 16031.2 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/6-31+G**
ABC
0.60506 0.24978 0.18935

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

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 -0.507
C3 0.000 -1.386 -0.507
H4 0.000 2.298 0.076
H5 0.000 -2.298 0.076
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
S11.80781.80782.36912.36912.41902.41902.41902.4190
C21.80782.77201.08243.72961.08341.08342.96292.9629
C31.80782.77203.72961.08242.96292.96291.08341.0834
H42.36911.08243.72964.59541.76061.76063.96333.9633
H52.36913.72961.08244.59543.96333.96331.76061.7606
H62.41901.08342.96291.76063.96331.77083.26542.7436
H72.41901.08342.96291.76063.96331.77082.74363.2654
H82.41902.96291.08343.96331.76063.26542.74361.7708
H92.41902.96291.08343.96331.76062.74363.26541.7708

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 107.437 S1 C2 H6 111.092
S1 C2 H7 111.092 S1 C3 H5 107.437
S1 C3 H8 111.092 S1 C3 H9 111.092
C2 S1 C3 100.109 H4 C2 H6 108.759
H4 C2 H7 108.759 H5 C3 H8 108.759
H5 C3 H9 108.759 H6 C2 H7 109.621
H8 C3 H9 109.621
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.006      
2 C -0.462      
3 C -0.462      
4 H 0.161      
5 H 0.161      
6 H 0.152      
7 H 0.152      
8 H 0.152      
9 H 0.152      


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 -1.862 1.862
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.180 0.000 0.000
y 0.000 -24.217 0.000
z 0.000 0.000 -29.078
Traceless
 xyz
x -2.532 0.000 0.000
y 0.000 4.912 0.000
z 0.000 0.000 -2.380
Polar
3z2-r2-4.760
x2-y2-4.963
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.294 0.000 0.000
y 0.000 7.068 0.000
z 0.000 0.000 5.895


<r2> (average value of r2) Å2
<r2> 76.496
(<r2>)1/2 8.746