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

using model chemistry: CCSD(T)/Def2TZVPP

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)/Def2TZVPP
 hartrees
Energy at 0K-477.403518
Energy at 298.15K 
HF Energy-476.798941
Nuclear repulsion energy110.947347
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)/Def2TZVPP
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 3143 3143        
2 A1 3039 3039        
3 A1 1495 1495        
4 A1 1372 1372        
5 A1 1050 1050        
6 A1 708 708        
7 A1 262 262        
8 A2 3124 3124        
9 A2 1470 1470        
10 A2 954 954        
11 A2 176 176        
12 B1 3116 3116        
13 B1 1478 1478        
14 B1 990 990        
15 B1 189 189        
16 B2 3143 3143        
17 B2 3042 3042        
18 B2 1486 1486        
19 B2 1348 1348        
20 B2 910 910        
21 B2 761 761        

Unscaled Zero Point Vibrational Energy (zpe) 16627.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16627.2 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)/Def2TZVPP
ABC
0.58516 0.25564 0.19084

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.667
C2 0.000 1.368 -0.517
C3 0.000 -1.368 -0.517
H4 0.000 2.295 0.056
H5 0.000 -2.295 0.056
H6 0.892 1.338 -1.144
H7 -0.892 1.338 -1.144
H8 -0.892 -1.338 -1.144
H9 0.892 -1.338 -1.144

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80911.80912.37452.37452.42162.42162.42162.4216
C21.80912.73581.08943.70701.09071.09072.91702.9170
C31.80912.73583.70701.08942.91702.91701.09071.0907
H42.37451.08943.70704.58911.77501.77503.92793.9279
H52.37453.70701.08944.58913.92793.92791.77501.7750
H62.42161.09072.91701.77503.92791.78403.21572.6755
H72.42161.09072.91701.77503.92791.78402.67553.2157
H82.42162.91701.09073.92791.77503.21572.67551.7840
H92.42162.91701.09073.92791.77502.67553.21571.7840

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 107.400 S1 C2 H6 110.807
S1 C2 H7 110.807 S1 C3 H5 107.400
S1 C3 H8 110.807 S1 C3 H9 110.807
C2 S1 C3 98.249 H4 C2 H6 109.012
H4 C2 H7 109.012 H5 C3 H8 109.012
H5 C3 H9 109.012 H6 C2 H7 109.741
H8 C3 H9 109.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability