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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: MP2/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-437.477603
Energy at 298.15K-437.480324
HF Energy-437.152445
Nuclear repulsion energy48.552718
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/cc-pVTZ
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 3183 3022 1.15      
2 A 3161 3001 9.82      
3 A 3070 2915 6.91      
4 A 1494 1419 11.30      
5 A 1417 1346 7.95      
6 A 1346 1278 3.39      
7 A 881 836 0.78      
8 A 745 707 0.56      
9 A 612 581 31.52      

Unscaled Zero Point Vibrational Energy (zpe) 7954.1 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 7552.4 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/cc-pVTZ
ABC
5.32978 0.44806 0.44733

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.105 0.000 -0.008
S2 -0.691 0.000 -0.002
H3 1.415 -0.000 1.038
H4 1.502 -0.894 -0.480
H5 1.502 0.895 -0.479

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.79601.09131.08601.0860
S21.79602.34902.41552.4156
H31.09132.34901.76371.7637
H41.08602.41551.76371.7889
H51.08602.41561.76371.7889

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.317 S2 C1 H4 111.500
S2 C1 H5 111.502 H3 C1 H4 108.203
H3 C1 H5 108.205 H4 C1 H5 110.897
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability