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

using model chemistry: MP3/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 MP3/Def2TZVPP
 hartrees
Energy at 0K-477.378180
Energy at 298.15K 
HF Energy-476.799225
Nuclear repulsion energy111.215750
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/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 3189 3189 9.88      
2 A1 3084 3084 28.01      
3 A1 1511 1511 0.55      
4 A1 1389 1389 0.48      
5 A1 1065 1065 9.70      
6 A1 722 722 2.29      
7 A1 266 266 0.02      
8 A2 3171 3171 0.00      
9 A2 1486 1486 0.00      
10 A2 967 967 0.00      
11 A2 178 178 0.00      
12 B1 3163 3163 25.90      
13 B1 1495 1495 14.22      
14 B1 1003 1003 4.08      
15 B1 187 187 0.95      
16 B2 3189 3189 3.45      
17 B2 3088 3088 23.34      
18 B2 1503 1503 14.40      
19 B2 1366 1366 4.65      
20 B2 923 923 0.13      
21 B2 777 777 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16859.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16859.9 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 MP3/Def2TZVPP
ABC
0.59100 0.25596 0.19154

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.663
C2 0.000 1.367 -0.514
C3 0.000 -1.367 -0.514
H4 0.000 2.290 0.059
H5 0.000 -2.290 0.059
H6 0.889 1.340 -1.139
H7 -0.889 1.340 -1.139
H8 -0.889 -1.340 -1.139
H9 0.889 -1.340 -1.139

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80441.80442.36792.36792.41552.41552.41552.4155
C21.80442.73461.08593.70151.08721.08722.91732.9173
C31.80442.73463.70151.08592.91732.91731.08721.0872
H42.36791.08593.70154.57911.76871.76873.92433.9243
H52.36793.70151.08594.57913.92433.92431.76871.7687
H62.41551.08722.91731.76873.92431.77843.21632.6799
H72.41551.08722.91731.76873.92431.77842.67993.2163
H82.41552.91731.08723.92431.76873.21632.67991.7784
H92.41552.91731.08723.92431.76872.67993.21631.7784

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 107.401 S1 C2 H6 110.858
S1 C2 H7 110.858 S1 C3 H5 107.401
S1 C3 H8 110.858 S1 C3 H9 110.858
C2 S1 C3 98.536 H4 C2 H6 108.958
H4 C2 H7 108.958 H5 C3 H8 108.958
H5 C3 H9 108.958 H6 C2 H7 109.740
H8 C3 H9 109.740
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability