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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-437.402027
Energy at 298.15K-437.404755
HF Energy-437.138183
Nuclear repulsion energy48.319411
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/TZVP
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 3203 3036 2.46      
2 A 3183 3017 12.03      
3 A 3091 2930 10.65      
4 A 1499 1420 11.73      
5 A 1406 1333 8.86      
6 A 1386 1313 6.50      
7 A 892 845 0.97      
8 A 741 702 0.35      
9 A 622 589 43.84      

Unscaled Zero Point Vibrational Energy (zpe) 8010.1 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 7592.8 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/TZVP
ABC
5.33103 0.44276 0.44206

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.112 0.000 -0.008
S2 -0.695 0.000 -0.002
H3 1.426 -0.001 1.038
H4 1.510 -0.894 -0.481
H5 1.510 0.894 -0.480

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.80721.09141.08681.0868
S21.80722.36172.42722.4272
H31.09142.36171.76381.7638
H41.08682.42721.76381.7881
H51.08682.42721.76381.7881

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.502 S2 C1 H4 111.569
S2 C1 H5 111.572 H3 C1 H4 108.144
H3 C1 H5 108.147 H4 C1 H5 110.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability