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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-49.587646
Energy at 298.15K-49.590297
HF Energy-49.468488
Nuclear repulsion energy23.435138
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/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3168 3051 10.28      
2 A 3156 3039 21.15      
3 A 3042 2929 21.77      
4 A 1513 1457 10.86      
5 A 1434 1381 12.42      
6 A 1413 1361 3.43      
7 A 927 893 3.57      
8 A 669 645 0.33      
9 A 547 527 67.24      

Unscaled Zero Point Vibrational Energy (zpe) 7934.3 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 7641.5 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/LANL2DZ
ABC
5.17499 0.40678 0.40634

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.684 0.000 -0.006
S2 -1.209 0.000 -0.004
H3 1.008 -0.002 1.049
H4 1.069 -0.904 -0.498
H5 1.070 0.906 -0.494

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.89271.10371.09921.0992
S21.89272.45442.50022.5004
H31.10372.45441.79201.7920
H41.09922.50021.79201.8102
H51.09922.50041.79201.8102

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 107.030 S2 C1 H4 110.547
S2 C1 H5 110.559 H3 C1 H4 108.865
H3 C1 H5 108.874 H4 C1 H5 110.858
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability