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

using model chemistry: CCSD(T)/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD(T)/6-31+G**
 hartrees
Energy at 0K-477.232098
Energy at 298.15K 
HF Energy-476.745621
Nuclear repulsion energy110.595787
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 CCSD(T)/6-31+G**
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 3194 3065        
2 A1 3083 2959        
3 A1 1520 1459        
4 A1 1427 1369        
5 A1 1080 1036        
6 A1 717 688        
7 A1 276 265        
8 A2 3175 3047        
9 A2 1486 1426        
10 A2 978 939        
11 A2 163 157        
12 B1 3168 3040        
13 B1 1492 1432        
14 B1 1018 977        
15 B1 176 169        
16 B2 3195 3066        
17 B2 3086 2962        
18 B2 1513 1452        
19 B2 1402 1345        
20 B2 941 903        
21 B2 771 739        

Unscaled Zero Point Vibrational Energy (zpe) 16930.8 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 16246.8 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 CCSD(T)/6-31+G**
ABC
0.58081 0.25397 0.18943

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.670
C2 0.000 1.372 -0.519
C3 0.000 -1.372 -0.519
H4 0.000 2.303 0.049
H5 0.000 -2.303 0.049
H6 0.892 1.347 -1.148
H7 -0.892 1.347 -1.148
H8 -0.892 -1.347 -1.148
H9 0.892 -1.347 -1.148

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81551.81552.38492.38492.43192.43192.43192.4319
C21.81552.74391.09023.71821.09171.09172.92942.9294
C31.81552.74393.71821.09022.92942.92941.09171.0917
H42.38491.09023.71824.60521.77261.77263.94273.9427
H52.38493.71821.09024.60523.94273.94271.77261.7726
H62.43191.09172.92941.77263.94271.78363.23022.6931
H72.43191.09172.92941.77263.94271.78362.69313.2302
H82.43192.92941.09173.94271.77263.23022.69311.7836
H92.43192.92941.09173.94271.77262.69313.23021.7836

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 107.693 S1 C2 H6 111.091
S1 C2 H7 111.091 S1 C3 H5 107.693
S1 C3 H8 111.091 S1 C3 H9 111.091
C2 S1 C3 98.173 H4 C2 H6 108.666
H4 C2 H7 108.666 H5 C3 H8 108.666
H5 C3 H9 108.666 H6 C2 H7 109.554
H8 C3 H9 109.554
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability