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

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-476.803855
Energy at 298.15K 
HF Energy-476.803855
Nuclear repulsion energy111.097235
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 HF/aug-cc-pVTZ
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 3261 2969 17.88 91.47 0.68 0.81
2 A1 3171 2887 37.34 317.69 0.00 0.00
3 A1 1606 1462 1.13 7.32 0.74 0.85
4 A1 1492 1359 1.37 2.05 0.05 0.10
5 A1 1144 1042 10.87 0.68 0.16 0.27
6 A1 741 675 3.63 28.94 0.09 0.17
7 A1 282 257 0.03 2.79 0.62 0.76
8 A2 3247 2956 0.00 18.51 0.75 0.86
9 A2 1583 1441 0.00 9.85 0.75 0.86
10 A2 1035 943 0.00 0.16 0.75 0.86
11 A2 191 174 0.00 0.08 0.75 0.86
12 B1 3242 2952 36.79 117.95 0.75 0.86
13 B1 1593 1450 13.43 0.04 0.75 0.86
14 B1 1071 975 2.84 0.00 0.75 0.86
15 B1 200 182 0.93 0.05 0.75 0.86
16 B2 3261 2969 7.41 50.02 0.75 0.86
17 B2 3172 2888 38.56 1.99 0.75 0.86
18 B2 1599 1456 13.50 0.06 0.75 0.86
19 B2 1467 1336 9.20 0.17 0.75 0.86
20 B2 991 902 0.07 0.08 0.75 0.86
21 B2 805 733 0.92 12.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17577.2 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 16002.3 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 HF/aug-cc-pVTZ
ABC
0.60927 0.24964 0.18965

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.651
C2 0.000 1.387 -0.506
C3 0.000 -1.387 -0.506
H4 0.000 2.294 0.082
H5 0.000 -2.294 0.082
H6 0.885 1.372 -1.127
H7 -0.885 1.372 -1.127
H8 -0.885 -1.372 -1.127
H9 0.885 -1.372 -1.127

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80591.80592.36332.36332.41372.41372.41372.4137
C21.80592.77431.08053.72761.08121.08122.96342.9634
C31.80592.77433.72761.08052.96342.96341.08121.0812
H42.36331.08053.72764.58771.75911.75913.96023.9602
H52.36333.72761.08054.58773.96023.96021.75911.7591
H62.41371.08122.96341.75913.96021.76913.26492.7440
H72.41371.08122.96341.75913.96021.76912.74403.2649
H82.41372.96341.08123.96021.75913.26492.74401.7691
H92.41372.96341.08123.96021.75912.74403.26491.7691

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 107.233 S1 C2 H6 110.939
S1 C2 H7 110.939 S1 C3 H5 107.233
S1 C3 H8 110.939 S1 C3 H9 110.939
C2 S1 C3 100.368 H4 C2 H6 108.931
H4 C2 H7 108.931 H5 C3 H8 108.931
H5 C3 H9 108.931 H6 C2 H7 109.791
H8 C3 H9 109.791
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.145      
2 C -0.788      
3 C -0.788      
4 H 0.303      
5 H 0.303      
6 H 0.279      
7 H 0.279      
8 H 0.279      
9 H 0.279      


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 -1.776 1.776
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.929 0.000 0.000
y 0.000 -24.128 0.000
z 0.000 0.000 -28.804
Traceless
 xyz
x -2.463 0.000 0.000
y 0.000 4.738 0.000
z 0.000 0.000 -2.275
Polar
3z2-r2-4.551
x2-y2-4.801
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.947 0.000 0.000
y 0.000 8.078 0.000
z 0.000 0.000 6.825


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