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

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-477.930520
Energy at 298.15K 
HF Energy-477.930520
Nuclear repulsion energy108.798099
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 BLYP/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 3069 3044 15.70 103.25 0.66 0.80
2 A1 2972 2948 35.94 244.96 0.00 0.00
3 A1 1481 1469 0.02 31.84 0.75 0.86
4 A1 1359 1348 4.57 7.14 0.20 0.34
5 A1 1038 1030 18.73 8.90 0.61 0.76
6 A1 646 641 3.18 14.54 0.18 0.30
7 A1 251 249 0.10 2.58 0.60 0.75
8 A2 3048 3023 0.00 17.23 0.75 0.86
9 A2 1457 1445 0.00 43.62 0.75 0.86
10 A2 939 932 0.00 9.33 0.75 0.86
11 A2 180 179 0.00 0.10 0.75 0.86
12 B1 3042 3017 42.55 123.71 0.75 0.86
13 B1 1466 1454 13.28 0.00 0.75 0.86
14 B1 976 968 9.08 7.81 0.75 0.86
15 B1 174 173 1.08 0.01 0.75 0.86
16 B2 3070 3045 5.78 57.75 0.75 0.86
17 B2 2974 2950 30.15 1.56 0.75 0.86
18 B2 1472 1461 19.50 0.18 0.75 0.86
19 B2 1333 1322 10.72 8.87 0.75 0.86
20 B2 901 893 0.28 4.16 0.75 0.86
21 B2 694 688 0.16 7.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16271.9 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 16140.1 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 BLYP/6-31G*
ABC
0.57620 0.24125 0.18207

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.670
C2 0.000 1.411 -0.522
C3 0.000 -1.411 -0.522
H4 0.000 2.334 0.078
H5 0.000 -2.334 0.078
H6 0.901 1.398 -1.156
H7 -0.901 1.398 -1.156
H8 -0.901 -1.398 -1.156
H9 0.901 -1.398 -1.156

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.84681.84682.40772.40772.46992.46992.46992.4699
C21.84682.82111.10043.79181.10201.10203.01663.0166
C31.84682.82113.79181.10043.01663.01661.10201.1020
H42.40771.10043.79184.66711.79141.79144.03174.0317
H52.40773.79181.10044.66714.03174.03171.79141.7914
H62.46991.10203.01661.79144.03171.80233.32592.7952
H72.46991.10203.01661.79144.03171.80232.79523.3259
H82.46993.01661.10204.03171.79143.32592.79521.8023
H92.46993.01661.10204.03171.79142.79523.32591.8023

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 106.809 S1 C2 H6 111.251
S1 C2 H7 111.251 S1 C3 H5 106.809
S1 C3 H8 111.251 S1 C3 H9 111.251
C2 S1 C3 99.600 H4 C2 H6 108.857
H4 C2 H7 108.857 H5 C3 H8 108.857
H5 C3 H9 108.857 H6 C2 H7 109.719
H8 C3 H9 109.719
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.075      
2 C -0.531      
3 C -0.531      
4 H 0.170      
5 H 0.170      
6 H 0.162      
7 H 0.162      
8 H 0.162      
9 H 0.162      


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 -1.692 1.692
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.578 0.000 0.000
y 0.000 -23.740 0.000
z 0.000 0.000 -28.125
Traceless
 xyz
x -2.646 0.000 0.000
y 0.000 4.612 0.000
z 0.000 0.000 -1.966
Polar
3z2-r2-3.932
x2-y2-4.838
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.554 0.000 0.000
y 0.000 7.085 0.000
z 0.000 0.000 5.696


<r2> (average value of r2) Å2
<r2> 78.388
(<r2>)1/2 8.854