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

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/6-31+G**
 hartrees
Energy at 0K-477.253590
Energy at 298.15K 
HF Energy-476.745697
Nuclear repulsion energy110.704811
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/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 3197 3197        
2 A1 3085 3085        
3 A1 1523 1523        
4 A1 1428 1428        
5 A1 1081 1081        
6 A1 718 718        
7 A1 276 276        
8 A2 3177 3177        
9 A2 1488 1488        
10 A2 979 979        
11 A2 166 166        
12 B1 3170 3170        
13 B1 1494 1494        
14 B1 1019 1019        
15 B1 178 178        
16 B2 3198 3198        
17 B2 3088 3088        
18 B2 1515 1515        
19 B2 1402 1402        
20 B2 942 942        
21 B2 771 771        

Unscaled Zero Point Vibrational Energy (zpe) 16945.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16945.9 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/6-31+G**
ABC
0.58170 0.25455 0.18982

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/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 1.370 -0.519
C3 0.000 -1.370 -0.519
H4 0.000 2.300 0.048
H5 0.000 -2.300 0.048
H6 0.891 1.345 -1.147
H7 -0.891 1.345 -1.147
H8 -0.891 -1.345 -1.147
H9 0.891 -1.345 -1.147

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81371.81372.38282.38282.42972.42972.42972.4297
C21.81372.74071.08923.71421.09071.09072.92602.9260
C31.81372.74073.71421.08922.92602.92601.09071.0907
H42.38281.08923.71424.60071.77091.77093.93853.9385
H52.38283.71421.08924.60073.93853.93851.77091.7709
H62.42971.09072.92601.77093.93851.78183.22652.6899
H72.42971.09072.92601.77093.93851.78182.68993.2265
H82.42972.92601.09073.93851.77093.22652.68991.7818
H92.42972.92601.09073.93851.77092.68993.22651.7818

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 107.708 S1 C2 H6 111.102
S1 C2 H7 111.102 S1 C3 H5 107.708
S1 C3 H8 111.102 S1 C3 H9 111.102
C2 S1 C3 98.147 H4 C2 H6 108.657
H4 C2 H7 108.657 H5 C3 H8 108.657
H5 C3 H9 108.657 H6 C2 H7 109.536
H8 C3 H9 109.536
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability