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

using model chemistry: CCSD/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/Def2TZVPP
 hartrees
Energy at 0K-477.379939
Energy at 298.15K 
HF Energy-476.799140
Nuclear repulsion energy111.140713
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/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 3162 3162 11.50      
2 A1 3061 3061 28.97      
3 A1 1509 1509 0.46      
4 A1 1390 1390 0.61      
5 A1 1065 1065 9.41      
6 A1 719 719 2.24      
7 A1 267 267 0.02      
8 A2 3144 3144 0.00      
9 A2 1484 1484 0.00      
10 A2 966 966 0.00      
11 A2 178 178 0.00      
12 B1 3138 3138 28.76      
13 B1 1493 1493 13.44      
14 B1 1002 1002 3.81      
15 B1 189 189 0.93      
16 B2 3162 3162 4.51      
17 B2 3064 3064 26.18      
18 B2 1502 1502 13.79      
19 B2 1367 1367 5.47      
20 B2 922 922 0.09      
21 B2 774 774 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16778.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16778.8 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/Def2TZVPP
ABC
0.59034 0.25568 0.19135

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.663
C2 0.000 1.368 -0.514
C3 0.000 -1.368 -0.514
H4 0.000 2.292 0.059
H5 0.000 -2.292 0.059
H6 0.890 1.341 -1.141
H7 -0.890 1.341 -1.141
H8 -0.890 -1.341 -1.141
H9 0.890 -1.341 -1.141

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80491.80492.37032.37032.41782.41782.41782.4178
C21.80492.73551.08773.70441.08891.08892.91942.9194
C31.80492.73553.70441.08772.91942.91941.08891.0889
H42.37031.08773.70444.58401.77101.77103.92843.9284
H52.37033.70441.08774.58403.92843.92841.77101.7710
H62.41781.08892.91941.77103.92841.78053.21942.6823
H72.41781.08892.91941.77103.92841.78052.68233.2194
H82.41782.91941.08893.92841.77103.21942.68231.7805
H92.41782.91941.08893.92841.77102.68233.21941.7805

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 107.451 S1 C2 H6 110.906
S1 C2 H7 110.906 S1 C3 H5 107.451
S1 C3 H8 110.906 S1 C3 H9 110.906
C2 S1 C3 98.541 H4 C2 H6 108.911
H4 C2 H7 108.911 H5 C3 H8 108.911
H5 C3 H9 108.911 H6 C2 H7 109.689
H8 C3 H9 109.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability