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

using model chemistry: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-478.035831
Energy at 298.15K 
HF Energy-478.035831
Nuclear repulsion energy110.928468
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 B1B95/TZVP
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 3169 3033 11.06 106.89 0.67 0.80
2 A1 3061 2929 34.58 320.23 0.00 0.00
3 A1 1489 1425 0.87 20.49 0.75 0.86
4 A1 1376 1316 1.34 1.57 0.13 0.24
5 A1 1056 1011 15.17 8.63 0.41 0.58
6 A1 712 681 3.55 16.35 0.19 0.32
7 A1 257 246 0.02 2.43 0.60 0.75
8 A2 3150 3014 0.00 16.97 0.75 0.86
9 A2 1464 1401 0.00 30.18 0.75 0.86
10 A2 953 912 0.00 7.04 0.75 0.86
11 A2 179 171 0.00 0.30 0.75 0.86
12 B1 3142 3007 33.56 127.50 0.75 0.86
13 B1 1473 1409 17.87 0.62 0.75 0.86
14 B1 992 949 6.86 4.85 0.75 0.86
15 B1 182 174 1.30 0.22 0.75 0.86
16 B2 3170 3034 3.56 55.89 0.75 0.86
17 B2 3065 2933 28.79 1.21 0.75 0.86
18 B2 1481 1417 19.48 0.09 0.75 0.86
19 B2 1350 1292 3.28 4.49 0.75 0.86
20 B2 915 876 0.08 4.38 0.75 0.86
21 B2 762 729 0.02 8.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16697.9 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 15978.2 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 B1B95/TZVP
ABC
0.59306 0.25307 0.19016

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.661
C2 0.000 1.375 -0.513
C3 0.000 -1.375 -0.513
H4 0.000 2.294 0.067
H5 0.000 -2.294 0.067
H6 0.890 1.357 -1.139
H7 -0.890 1.357 -1.139
H8 -0.890 -1.357 -1.139
H9 0.890 -1.357 -1.139

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80841.80842.36952.36952.42402.42402.42402.4240
C21.80842.75031.08693.71471.08821.08822.94122.9412
C31.80842.75033.71471.08692.94122.94121.08821.0882
H42.36951.08693.71474.58791.76771.76773.94723.9472
H52.36953.71471.08694.58793.94723.94721.76771.7677
H62.42401.08822.94121.76773.94721.78033.24652.7149
H72.42401.08822.94121.76773.94721.78032.71493.2465
H82.42402.94121.08823.94721.76773.24652.71491.7803
H92.42402.94121.08823.94721.76772.71493.24651.7803

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 107.210 S1 C2 H6 111.166
S1 C2 H7 111.166 S1 C3 H5 107.210
S1 C3 H8 111.166 S1 C3 H9 111.166
C2 S1 C3 99.003 H4 C2 H6 108.721
H4 C2 H7 108.721 H5 C3 H8 108.721
H5 C3 H9 108.721 H6 C2 H7 109.763
H8 C3 H9 109.763
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.036      
2 C -0.404      
3 C -0.404      
4 H 0.145      
5 H 0.145      
6 H 0.138      
7 H 0.138      
8 H 0.138      
9 H 0.138      


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 -1.652 1.652
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.565 0.000 0.000
y 0.000 -23.991 0.000
z 0.000 0.000 -28.361
Traceless
 xyz
x -2.389 0.000 0.000
y 0.000 4.472 0.000
z 0.000 0.000 -2.083
Polar
3z2-r2-4.166
x2-y2-4.574
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.900 0.000 0.000
y 0.000 7.506 0.000
z 0.000 0.000 6.124


<r2> (average value of r2) Å2
<r2> 75.957
(<r2>)1/2 8.715