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

using model chemistry: CCSD(T)/aug-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 CCSD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-477.280310
Energy at 298.15K 
HF Energy-476.763317
Nuclear repulsion energy109.562145
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)/aug-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 3130 3013        
2 A1 3017 2904        
3 A1 1463 1408        
4 A1 1345 1295        
5 A1 1038 999        
6 A1 690 665        
7 A1 257 248        
8 A2 3110 2993        
9 A2 1441 1387        
10 A2 939 903        
11 A2 165 159        
12 B1 3103 2986        
13 B1 1452 1398        
14 B1 974 938        
15 B1 177 170        
16 B2 3131 3013        
17 B2 3021 2908        
18 B2 1455 1401        
19 B2 1320 1270        
20 B2 903 869        
21 B2 742 714        

Unscaled Zero Point Vibrational Energy (zpe) 16436.0 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 15819.7 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)/aug-cc-pVDZ
ABC
0.56630 0.25050 0.18634

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.679
C2 0.000 1.382 -0.526
C3 0.000 -1.382 -0.526
H4 0.000 2.324 0.048
H5 0.000 -2.324 0.048
H6 0.904 1.345 -1.159
H7 -0.904 1.345 -1.159
H8 -0.904 -1.345 -1.159
H9 0.904 -1.345 -1.159

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.83331.83332.40762.40762.45052.45052.45052.4505
C21.83332.76341.10333.74951.10441.10442.94192.9419
C31.83332.76343.74951.10332.94192.94191.10441.1044
H42.40761.10333.74954.64711.79791.79793.96693.9669
H52.40763.74951.10334.64713.96693.96691.79791.7979
H62.45051.10442.94191.79793.96691.80903.24222.6906
H72.45051.10442.94191.79793.96691.80902.69063.2422
H82.45052.94191.10443.96691.79793.24222.69061.8090
H92.45052.94191.10443.96691.79792.69063.24221.8090

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 107.525 S1 C2 H6 110.591
S1 C2 H7 110.591 S1 C3 H5 107.525
S1 C3 H8 110.591 S1 C3 H9 110.591
C2 S1 C3 97.814 H4 C2 H6 109.052
H4 C2 H7 109.052 H5 C3 H8 109.052
H5 C3 H9 109.052 H6 C2 H7 109.968
H8 C3 H9 109.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability