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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: CCD/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/cc-pCVDZ
 hartrees
Energy at 0K-438.047956
Energy at 298.15K-438.051858
HF Energy-437.725983
Nuclear repulsion energy55.914557
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 CCD/cc-pCVDZ
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' 3190 3190 8.06      
2 A' 3087 3087 25.48      
3 A' 2747 2747 10.85      
4 A' 1492 1492 5.92      
5 A' 1371 1371 8.67      
6 A' 1109 1109 11.99      
7 A' 808 808 0.69      
8 A' 735 735 1.59      
9 A" 3187 3187 11.96      
10 A" 1479 1479 3.61      
11 A" 982 982 4.16      
12 A" 254 254 15.04      

Unscaled Zero Point Vibrational Energy (zpe) 10220.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10220.4 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 CCD/cc-pCVDZ
ABC
3.37683 0.42566 0.40806

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.158 0.000
S2 -0.048 -0.670 0.000
H3 1.293 -0.821 0.000
H4 -1.105 1.470 0.000
H5 0.437 1.562 0.903
H6 0.437 1.562 -0.903

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82792.39111.10231.10171.1017
S21.82791.35002.38692.45612.4561
H32.39111.35003.31722.68852.6885
H41.10232.38693.31721.78971.7897
H51.10172.45612.68851.78971.8051
H61.10172.45612.68851.78971.8051

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.435 S2 C1 H4 106.448
S2 C1 H5 111.519 S2 C1 H6 111.519
H4 C1 H5 108.594 H4 C1 H6 108.594
H5 C1 H6 110.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability