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

using model chemistry: MP3/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 MP3/TZVP
 hartrees
Energy at 0K-477.271376
Energy at 298.15K 
HF Energy-476.785607
Nuclear repulsion energy110.594179
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/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3209 3001 13.66      
2 A1 3101 2900 33.82      
3 A1 1514 1416 0.26      
4 A1 1424 1332 2.59      
5 A1 1078 1008 12.62      
6 A1 721 675 2.53      
7 A1 270 253 0.00      
8 A2 3191 2984 0.00      
9 A2 1473 1378 0.00      
10 A2 970 907 0.00      
11 A2 129 121 0.00      
12 B1 3184 2978 37.27      
13 B1 1484 1388 12.70      
14 B1 1018 952 4.20      
15 B1 182 170 1.04      
16 B2 3209 3001 7.02      
17 B2 3104 2903 27.62      
18 B2 1501 1404 14.34      
19 B2 1397 1306 7.22      
20 B2 939 878 0.02      
21 B2 772 722 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16935.5 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 15838.1 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/TZVP
ABC
0.57986 0.25387 0.18922

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.671
C2 0.000 1.373 -0.521
C3 0.000 -1.373 -0.521
H4 0.000 2.299 0.048
H5 0.000 -2.299 0.048
H6 0.890 1.346 -1.146
H7 -0.890 1.346 -1.146
H8 -0.890 -1.346 -1.146
H9 0.890 -1.346 -1.146

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81801.81802.38192.38192.42992.42992.42992.4299
C21.81802.74631.08683.71611.08811.08812.92852.9285
C31.81802.74633.71611.08682.92852.92851.08811.0881
H42.38191.08683.71614.59831.76861.76863.93753.9375
H52.38193.71611.08684.59833.93753.93751.76861.7686
H62.42991.08812.92851.76863.93751.77993.22682.6915
H72.42991.08812.92851.76863.93751.77992.69153.2268
H82.42992.92851.08813.93751.76863.22682.69151.7799
H92.42992.92851.08813.93751.76862.69153.22681.7799

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 107.481 S1 C2 H6 110.961
S1 C2 H7 110.961 S1 C3 H5 107.481
S1 C3 H8 110.961 S1 C3 H9 110.961
C2 S1 C3 98.103 H4 C2 H6 108.810
H4 C2 H7 108.810 H5 C3 H8 108.810
H5 C3 H9 108.810 H6 C2 H7 109.744
H8 C3 H9 109.744
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability