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

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-475.687315
Energy at 298.15K 
HF Energy-475.687315
Nuclear repulsion energy110.457085
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 wB97X-D/3-21G*
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 3173 3007 6.89 96.32 0.70 0.82
2 A1 3074 2914 23.34 207.17 0.00 0.00
3 A1 1560 1478 1.91 37.25 0.75 0.86
4 A1 1447 1372 0.05 5.14 0.23 0.37
5 A1 1103 1045 24.79 8.65 0.61 0.76
6 A1 699 663 3.09 17.25 0.17 0.30
7 A1 276 262 0.10 2.11 0.64 0.78
8 A2 3158 2993 0.00 11.96 0.75 0.86
9 A2 1540 1459 0.00 50.99 0.75 0.86
10 A2 1004 951 0.00 7.64 0.75 0.86
11 A2 189 179 0.00 0.07 0.75 0.86
12 B1 3153 2988 23.42 109.55 0.75 0.86
13 B1 1550 1469 30.84 0.01 0.75 0.86
14 B1 1040 986 14.30 6.63 0.75 0.86
15 B1 194 184 1.35 0.02 0.75 0.86
16 B2 3173 3008 1.83 48.47 0.75 0.86
17 B2 3078 2917 19.25 0.04 0.75 0.86
18 B2 1550 1469 26.24 0.00 0.75 0.86
19 B2 1425 1351 0.32 7.01 0.75 0.86
20 B2 966 915 1.29 2.33 0.75 0.86
21 B2 748 709 0.00 9.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17050.0 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 16160.0 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 wB97X-D/3-21G*
ABC
0.58341 0.25231 0.18885

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.668
C2 0.000 1.377 -0.517
C3 0.000 -1.377 -0.517
H4 0.000 2.307 0.057
H5 0.000 -2.307 0.057
H6 0.894 1.350 -1.147
H7 -0.894 1.350 -1.147
H8 -0.894 -1.350 -1.147
H9 0.894 -1.350 -1.147

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81681.81682.38682.38682.43202.43202.43202.4320
C21.81682.75421.09313.72891.09371.09372.93812.9381
C31.81682.75423.72891.09312.93812.93811.09371.0937
H42.38681.09313.72894.61461.77891.77893.95273.9527
H52.38683.72891.09314.61463.95273.95271.77891.7789
H62.43201.09372.93811.77893.95271.78793.23832.7000
H72.43201.09372.93811.77893.95271.78792.70003.2383
H82.43202.93811.09373.95271.77893.23832.70001.7879
H92.43202.93811.09373.95271.77892.70003.23831.7879

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 107.604 S1 C2 H6 110.896
S1 C2 H7 110.896 S1 C3 H5 107.604
S1 C3 H8 110.896 S1 C3 H9 110.896
C2 S1 C3 98.572 H4 C2 H6 108.871
H4 C2 H7 108.871 H5 C3 H8 108.871
H5 C3 H9 108.871 H6 C2 H7 109.636
H8 C3 H9 109.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.166      
2 C -0.789      
3 C -0.789      
4 H 0.243      
5 H 0.243      
6 H 0.231      
7 H 0.231      
8 H 0.231      
9 H 0.231      


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 -1.758 1.758
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.542 0.000 0.000
y 0.000 -23.704 0.000
z 0.000 0.000 -28.211
Traceless
 xyz
x -2.584 0.000 0.000
y 0.000 4.672 0.000
z 0.000 0.000 -2.088
Polar
3z2-r2-4.176
x2-y2-4.837
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.080 0.000 0.000
y 0.000 6.399 0.000
z 0.000 0.000 5.189


<r2> (average value of r2) Å2
<r2> 76.256
(<r2>)1/2 8.732