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

using model chemistry: MP2=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/6-31+G**
 hartrees
Energy at 0K-477.195606
Energy at 298.15K 
HF Energy-476.745816
Nuclear repulsion energy111.234305
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 MP2=FULL/6-31+G**
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 3241 3044 11.05 101.47 0.67 0.80
2 A1 3120 2930 34.73 237.78 0.00 0.00
3 A1 1532 1439 0.19 16.34 0.70 0.82
4 A1 1438 1351 2.20 1.62 0.68 0.81
5 A1 1092 1025 15.43 3.11 0.51 0.67
6 A1 740 695 2.56 19.84 0.10 0.18
7 A1 280 263 0.00 2.28 0.64 0.78
8 A2 3225 3029 0.00 13.45 0.75 0.86
9 A2 1495 1404 0.00 25.23 0.75 0.86
10 A2 990 930 0.00 2.53 0.75 0.86
11 A2 172 161 0.00 0.19 0.75 0.86
12 B1 3216 3021 25.02 129.79 0.75 0.86
13 B1 1502 1410 17.32 0.00 0.75 0.86
14 B1 1031 968 4.45 0.89 0.75 0.86
15 B1 188 176 0.96 0.00 0.75 0.86
16 B2 3243 3046 4.07 46.41 0.75 0.86
17 B2 3124 2934 27.64 0.37 0.75 0.86
18 B2 1523 1430 18.44 0.01 0.75 0.86
19 B2 1412 1326 3.70 3.51 0.75 0.86
20 B2 953 895 0.00 1.76 0.75 0.86
21 B2 794 746 0.00 10.71 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17154.3 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 16111.3 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 MP2=FULL/6-31+G**
ABC
0.58807 0.25704 0.19183

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.666
C2 0.000 1.363 -0.515
C3 0.000 -1.363 -0.515
H4 0.000 2.291 0.051
H5 0.000 -2.291 0.051
H6 0.889 1.340 -1.142
H7 -0.889 1.340 -1.142
H8 -0.889 -1.340 -1.142
H9 0.889 -1.340 -1.142

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80321.80322.37192.37192.41952.41952.41952.4195
C21.80322.72591.08693.69741.08821.08822.91362.9136
C31.80322.72593.69741.08692.91362.91361.08821.0882
H42.37191.08693.69744.58181.76591.76593.92393.9239
H52.37193.69741.08694.58183.92393.92391.76591.7659
H62.41951.08822.91361.76593.92391.77783.21582.6798
H72.41951.08822.91361.76593.92391.77782.67983.2158
H82.41952.91361.08823.92391.76593.21582.67981.7778
H92.41952.91361.08823.92391.76592.67983.21581.7778

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 107.725 S1 C2 H6 111.190
S1 C2 H7 111.190 S1 C3 H5 107.725
S1 C3 H8 111.190 S1 C3 H9 111.190
C2 S1 C3 98.200 H4 C2 H6 108.556
H4 C2 H7 108.556 H5 C3 H8 108.556
H5 C3 H9 108.556 H6 C2 H7 109.535
H8 C3 H9 109.535
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability