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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: MP2=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/Def2TZVPP
 hartrees
Energy at 0K-438.294628
Energy at 298.15K-438.298514
HF Energy-437.752500
Nuclear repulsion energy56.672420
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/Def2TZVPP
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' 3198 3198 4.48 56.74 0.75 0.85
2 A' 3100 3100 19.01 139.11 0.00 0.00
3 A' 2793 2793 1.03 119.80 0.27 0.42
4 A' 1509 1509 7.13 8.15 0.75 0.86
5 A' 1374 1374 5.20 0.32 0.64 0.78
6 A' 1109 1109 11.35 4.92 0.71 0.83
7 A' 815 815 0.42 7.46 0.27 0.43
8 A' 741 741 1.34 10.87 0.25 0.39
9 A" 3202 3202 4.94 59.80 0.75 0.86
10 A" 1493 1493 4.29 9.26 0.75 0.86
11 A" 989 989 5.05 2.14 0.75 0.86
12 A" 248 248 13.57 3.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10285.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10285.3 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/Def2TZVPP
ABC
3.48577 0.43629 0.41843

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 1.145 0.000
S2 -0.047 -0.661 0.000
H3 1.273 -0.816 0.000
H4 -1.089 1.446 0.000
H5 0.428 1.540 0.889
H6 0.428 1.540 -0.889

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.80682.36461.08431.08281.0828
S21.80681.32952.35112.42172.4217
H32.36461.32953.27092.65682.6568
H41.08432.35113.27091.76091.7609
H51.08282.42172.65681.76091.7782
H61.08282.42172.65681.76091.7782

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.685 S2 C1 H4 106.113
S2 C1 H5 111.397 S2 C1 H6 111.397
H4 C1 H5 108.695 H4 C1 H6 108.695
H5 C1 H6 110.385
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability