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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-477.708249
Energy at 298.15K 
HF Energy-477.708249
Nuclear repulsion energy109.815622
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 PBEPBE/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 3094 3052 10.44 101.96 0.66 0.79
2 A1 2980 2939 32.20 262.53 0.00 0.00
3 A1 1452 1432 0.01 30.54 0.75 0.86
4 A1 1337 1319 2.13 7.82 0.20 0.33
5 A1 1031 1017 19.70 7.73 0.58 0.74
6 A1 681 672 3.24 12.19 0.18 0.31
7 A1 255 251 0.09 2.45 0.60 0.75
8 A2 3070 3028 0.00 17.45 0.75 0.86
9 A2 1427 1407 0.00 42.49 0.75 0.86
10 A2 931 918 0.00 8.04 0.75 0.86
11 A2 185 182 0.00 0.12 0.75 0.86
12 B1 3062 3020 30.75 122.69 0.75 0.86
13 B1 1437 1417 16.99 0.00 0.75 0.86
14 B1 970 957 10.03 7.11 0.75 0.86
15 B1 181 178 1.25 0.01 0.75 0.86
16 B2 3095 3052 2.28 56.05 0.75 0.86
17 B2 2983 2942 25.82 2.21 0.75 0.86
18 B2 1443 1423 22.02 0.18 0.75 0.86
19 B2 1311 1293 4.32 10.09 0.75 0.86
20 B2 891 879 0.49 4.25 0.75 0.86
21 B2 730 720 0.00 6.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16271.8 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 16048.9 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 PBEPBE/6-31G**
ABC
0.58519 0.24718 0.18634

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.665
C2 0.000 1.391 -0.516
C3 0.000 -1.391 -0.516
H4 0.000 2.317 0.078
H5 0.000 -2.317 0.078
H6 0.901 1.379 -1.150
H7 -0.901 1.379 -1.150
H8 -0.901 -1.379 -1.150
H9 0.901 -1.379 -1.150

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.82431.82432.39002.39002.45092.45092.45092.4509
C21.82432.78211.10003.75521.10191.10192.98132.9813
C31.82432.78213.75521.10002.98132.98131.10191.1019
H42.39001.10003.75524.63391.78881.78883.99773.9977
H52.39003.75521.10004.63393.99773.99771.78881.7888
H62.45091.10192.98131.78883.99771.80133.29452.7584
H72.45091.10192.98131.78883.99771.80132.75843.2945
H82.45092.98131.10193.99771.78883.29452.75841.8013
H92.45092.98131.10193.99771.78882.75843.29451.8013

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 107.012 S1 C2 H6 111.372
S1 C2 H7 111.372 S1 C3 H5 107.012
S1 C3 H8 111.372 S1 C3 H9 111.372
C2 S1 C3 99.375 H4 C2 H6 108.663
H4 C2 H7 108.663 H5 C3 H8 108.663
H5 C3 H9 108.663 H6 C2 H7 109.652
H8 C3 H9 109.652
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.092      
2 C -0.511      
3 C -0.511      
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 -1.721 1.721
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.472 0.000 0.000
y 0.000 -23.584 0.000
z 0.000 0.000 -28.090
Traceless
 xyz
x -2.635 0.000 0.000
y 0.000 4.697 0.000
z 0.000 0.000 -2.062
Polar
3z2-r2-4.124
x2-y2-4.888
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.638 0.000 0.000
y 0.000 7.076 0.000
z 0.000 0.000 5.725


<r2> (average value of r2) Å2
<r2> 77.058
(<r2>)1/2 8.778