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

using model chemistry: B2PLYP=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/STO-3G
 hartrees
Energy at 0K-472.344262
Energy at 298.15K 
HF Energy-472.298215
Nuclear repulsion energy110.153344
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 B2PLYP=FULL/STO-3G
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 3515 3515 2.14 45.37 0.70 0.82
2 A1 3323 3323 3.84 81.20 0.00 0.01
3 A1 1720 1720 0.33 28.28 0.74 0.85
4 A1 1587 1587 0.27 3.17 0.67 0.80
5 A1 1159 1159 13.52 6.70 0.62 0.77
6 A1 839 839 0.40 14.83 0.17 0.29
7 A1 312 312 0.13 1.16 0.55 0.71
8 A2 3488 3488 0.00 5.34 0.75 0.86
9 A2 1702 1702 0.00 36.13 0.75 0.86
10 A2 1069 1069 0.00 4.77 0.75 0.86
11 A2 179 179 0.00 0.08 0.75 0.86
12 B1 3486 3486 12.21 46.39 0.75 0.86
13 B1 1703 1703 7.26 0.44 0.75 0.86
14 B1 1098 1098 1.07 4.27 0.75 0.86
15 B1 177 177 0.54 0.00 0.75 0.86
16 B2 3514 3514 0.01 23.24 0.75 0.86
17 B2 3325 3325 4.27 0.25 0.75 0.86
18 B2 1718 1718 8.48 0.06 0.75 0.86
19 B2 1561 1561 12.58 4.93 0.75 0.86
20 B2 1033 1033 0.13 1.15 0.75 0.86
21 B2 888 888 0.13 8.45 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18698.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18698.0 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 B2PLYP=FULL/STO-3G
ABC
0.56558 0.25565 0.18869

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.681
C2 0.000 1.364 -0.523
C3 0.000 -1.364 -0.523
H4 0.000 2.315 0.028
H5 0.000 -2.315 0.028
H6 0.891 1.345 -1.171
H7 -0.891 1.345 -1.171
H8 -0.891 -1.345 -1.171
H9 0.891 -1.345 -1.171

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81961.81962.40552.40552.45642.45642.45642.4564
C21.81962.72771.09943.72001.10191.10192.92432.9243
C31.81962.72773.72001.09942.92432.92431.10191.1019
H42.40551.09943.72004.63021.78121.78123.95323.9532
H52.40553.72001.09944.63023.95323.95321.78121.7812
H62.45641.10192.92431.78123.95321.78263.22712.6901
H72.45641.10192.92431.78123.95321.78262.69013.2271
H82.45642.92431.10193.95321.78123.22712.69011.7826
H92.45642.92431.10193.95321.78122.69013.22711.7826

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 108.458 S1 C2 H6 112.101
S1 C2 H7 112.101 S1 C3 H5 108.458
S1 C3 H8 112.101 S1 C3 H9 112.101
C2 S1 C3 97.098 H4 C2 H6 108.024
H4 C2 H7 108.024 H5 C3 H8 108.024
H5 C3 H9 108.024 H6 C2 H7 107.979
H8 C3 H9 107.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability