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

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-477.274036
Energy at 298.15K 
HF Energy-476.785530
Nuclear repulsion energy110.521317
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 CCD/TZVP
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 3188 3022 14.58      
2 A1 3082 2922 33.48      
3 A1 1514 1435 0.25      
4 A1 1424 1350 2.71      
5 A1 1077 1021 12.27      
6 A1 720 683 2.43      
7 A1 270 256 0.00      
8 A2 3172 3007 0.00      
9 A2 1474 1398 0.00      
10 A2 970 920 0.00      
11 A2 133 126 0.00      
12 B1 3166 3001 38.38      
13 B1 1485 1408 12.17      
14 B1 1017 964 4.00      
15 B1 183 173 1.05      
16 B2 3189 3023 7.62      
17 B2 3084 2924 29.31      
18 B2 1502 1423 13.71      
19 B2 1397 1324 7.58      
20 B2 939 890 0.03      
21 B2 771 731 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16877.5 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 15999.9 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 CCD/TZVP
ABC
0.57965 0.25346 0.18900

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.671
C2 0.000 1.374 -0.520
C3 0.000 -1.374 -0.520
H4 0.000 2.302 0.049
H5 0.000 -2.302 0.049
H6 0.891 1.348 -1.147
H7 -0.891 1.348 -1.147
H8 -0.891 -1.348 -1.147
H9 0.891 -1.348 -1.147

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81861.81862.38402.38402.43202.43202.43202.4320
C21.81862.74811.08843.71941.08951.08952.93152.9315
C31.81862.74813.71941.08842.93152.93151.08951.0895
H42.38401.08843.71944.60301.77051.77053.94223.9422
H52.38403.71941.08844.60303.94223.94221.77051.7705
H62.43201.08952.93151.77053.94221.78173.23092.6952
H72.43201.08952.93151.77053.94221.78172.69523.2309
H82.43202.93151.08953.94221.77053.23092.69521.7817
H92.43202.93151.08953.94221.77052.69523.23091.7817

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 107.517 S1 C2 H6 111.005
S1 C2 H7 111.005 S1 C3 H5 107.517
S1 C3 H8 111.005 S1 C3 H9 111.005
C2 S1 C3 98.150 H4 C2 H6 108.768
H4 C2 H7 108.768 H5 C3 H8 108.768
H5 C3 H9 108.768 H6 C2 H7 109.701
H8 C3 H9 109.701
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability