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

using model chemistry: QCISD(T)=FULL/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD(T)=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-477.297226
Energy at 298.15K 
HF Energy-476.764229
Nuclear repulsion energy109.682390
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 QCISD(T)=FULL/daug-cc-pVDZ
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 3131 3131        
2 A1 3018 3018        
3 A1 1465 1465        
4 A1 1348 1348        
5 A1 1035 1035        
6 A1 691 691        
7 A1 258 258        
8 A2 3112 3112        
9 A2 1442 1442        
10 A2 935 935        
11 A2 164 164        
12 B1 3105 3105        
13 B1 1453 1453        
14 B1 973 973        
15 B1 171 171        
16 B2 3132 3132        
17 B2 3022 3022        
18 B2 1454 1454        
19 B2 1320 1320        
20 B2 898 898        
21 B2 741 741        

Unscaled Zero Point Vibrational Energy (zpe) 16433.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16433.5 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 QCISD(T)=FULL/daug-cc-pVDZ
ABC
0.56712 0.25117 0.18677

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.678
C2 0.000 1.380 -0.526
C3 0.000 -1.380 -0.526
H4 0.000 2.321 0.047
H5 0.000 -2.321 0.047
H6 0.904 1.343 -1.158
H7 -0.904 1.343 -1.158
H8 -0.904 -1.343 -1.158
H9 0.904 -1.343 -1.158

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.83151.83152.40522.40522.44792.44792.44792.4479
C21.83152.75971.10183.74481.10321.10322.93782.9378
C31.83152.75973.74481.10182.93782.93781.10321.1032
H42.40521.10183.74484.64181.79561.79563.96163.9616
H52.40523.74481.10184.64183.96163.96161.79561.7956
H62.44791.10322.93781.79563.96161.80713.23772.6864
H72.44791.10322.93781.79563.96161.80712.68643.2377
H82.44792.93781.10323.96161.79563.23772.68641.8071
H92.44792.93781.10323.96161.79562.68643.23771.8071

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 107.548 S1 C2 H6 110.589
S1 C2 H7 110.589 S1 C3 H5 107.548
S1 C3 H8 110.589 S1 C3 H9 110.589
C2 S1 C3 97.773 H4 C2 H6 109.043
H4 C2 H7 109.043 H5 C3 H8 109.043
H5 C3 H9 109.043 H6 C2 H7 109.970
H8 C3 H9 109.970
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability