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

using model chemistry: MP3=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-477.448921
Energy at 298.15K 
HF Energy-476.802386
Nuclear repulsion energy111.353155
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 MP3=FULL/cc-pVTZ
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 3189 2974 8.33      
2 A1 3102 2893 28.82      
3 A1 1522 1420 0.45      
4 A1 1394 1300 0.34      
5 A1 1067 996 10.10      
6 A1 727 678 2.20      
7 A1 268 250 0.03      
8 A2 3173 2959 0.00      
9 A2 1499 1398 0.00      
10 A2 970 905 0.00      
11 A2 178 166 0.00      
12 B1 3165 2952 25.29      
13 B1 1508 1406 14.19      
14 B1 1006 938 4.35      
15 B1 186 174 0.94      
16 B2 3190 2975 3.79      
17 B2 3106 2897 22.85      
18 B2 1514 1412 14.57      
19 B2 1370 1278 4.59      
20 B2 926 864 0.26      
21 B2 782 729 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16920.7 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 15780.2 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 MP3=FULL/cc-pVTZ
ABC
0.59044 0.25692 0.19194

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.664
C2 0.000 1.365 -0.515
C3 0.000 -1.365 -0.515
H4 0.000 2.286 0.053
H5 0.000 -2.286 0.053
H6 0.886 1.336 -1.138
H7 -0.886 1.336 -1.138
H8 -0.886 -1.336 -1.138
H9 0.886 -1.336 -1.138

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80391.80392.36622.36622.41172.41172.41172.4117
C21.80392.73011.08223.69501.08361.08362.91002.9100
C31.80392.73013.69501.08222.91002.91001.08361.0836
H42.36621.08223.69504.57201.76251.76253.91433.9143
H52.36623.69501.08224.57203.91433.91431.76251.7625
H62.41171.08362.91001.76253.91431.77293.20642.6717
H72.41171.08362.91001.76253.91431.77292.67173.2064
H82.41172.91001.08363.91431.76253.20642.67171.7729
H92.41172.91001.08363.91431.76252.67173.20641.7729

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 107.496 S1 C2 H6 110.803
S1 C2 H7 110.803 S1 C3 H5 107.496
S1 C3 H8 110.803 S1 C3 H9 110.803
C2 S1 C3 98.351 H4 C2 H6 108.941
H4 C2 H7 108.941 H5 C3 H8 108.941
H5 C3 H9 108.941 H6 C2 H7 109.792
H8 C3 H9 109.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability