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

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-477.755617
Energy at 298.15K 
HF Energy-477.616034
Nuclear repulsion energy110.492285
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 B2PLYP/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 3193 3193 12.35 98.05 0.68 0.81
2 A1 3085 3085 31.00 229.28 0.00 0.00
3 A1 1527 1527 0.00 29.10 0.75 0.86
4 A1 1415 1415 2.91 4.31 0.21 0.35
5 A1 1081 1081 17.75 7.74 0.57 0.73
6 A1 709 709 3.03 16.70 0.17 0.29
7 A1 268 268 0.03 2.14 0.61 0.76
8 A2 3176 3176 0.00 13.65 0.75 0.86
9 A2 1500 1500 0.00 40.11 0.75 0.86
10 A2 983 983 0.00 7.13 0.75 0.86
11 A2 185 185 0.00 0.10 0.75 0.86
12 B1 3170 3170 32.69 114.03 0.75 0.86
13 B1 1510 1510 14.64 0.00 0.75 0.86
14 B1 1020 1020 6.97 6.31 0.75 0.86
15 B1 186 186 1.00 0.01 0.75 0.86
16 B2 3194 3194 4.12 51.40 0.75 0.86
17 B2 3088 3088 26.25 0.22 0.75 0.86
18 B2 1518 1518 18.28 0.03 0.75 0.86
19 B2 1389 1389 7.00 6.42 0.75 0.86
20 B2 939 939 0.15 3.05 0.75 0.86
21 B2 763 763 0.08 9.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16949.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16949.1 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 B2PLYP/6-31G**
ABC
0.58958 0.25061 0.18844

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.663
C2 0.000 1.382 -0.515
C3 0.000 -1.382 -0.515
H4 0.000 2.303 0.067
H5 0.000 -2.303 0.067
H6 0.891 1.365 -1.143
H7 -0.891 1.365 -1.143
H8 -0.891 -1.365 -1.143
H9 0.891 -1.365 -1.143

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81611.81612.37932.37932.43342.43342.43342.4334
C21.81612.76461.08933.73131.09071.09072.95602.9560
C31.81612.76463.73131.08932.95602.95601.09071.0907
H42.37931.08933.73134.60671.77171.77173.96453.9645
H52.37933.73131.08934.60673.96453.96451.77171.7717
H62.43341.09072.95601.77173.96451.78223.26062.7304
H72.43341.09072.95601.77173.96451.78222.73043.2606
H82.43342.95601.09073.96451.77173.26062.73041.7822
H92.43342.95601.09073.96451.77172.73043.26061.7822

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 107.293 S1 C2 H6 111.217
S1 C2 H7 111.217 S1 C3 H5 107.293
S1 C3 H8 111.217 S1 C3 H9 111.217
C2 S1 C3 99.128 H4 C2 H6 108.723
H4 C2 H7 108.723 H5 C3 H8 108.723
H5 C3 H9 108.723 H6 C2 H7 109.578
H8 C3 H9 109.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.093      
2 C -0.459      
3 C -0.459      
4 H 0.143      
5 H 0.143      
6 H 0.135      
7 H 0.135      
8 H 0.135      
9 H 0.135      


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 -1.706 1.706
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.677 0.000 0.000
y 0.000 -23.938 0.000
z 0.000 0.000 -28.355
Traceless
 xyz
x -2.530 0.000 0.000
y 0.000 4.577 0.000
z 0.000 0.000 -2.048
Polar
3z2-r2-4.096
x2-y2-4.738
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.507 0.000 0.000
y 0.000 6.794 0.000
z 0.000 0.000 5.532


<r2> (average value of r2) Å2
<r2> 76.481
(<r2>)1/2 8.745