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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: CCD/TZVP

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/TZVP
 hartrees
Energy at 0K-438.069508
Energy at 298.15K-438.073405
HF Energy-437.741342
Nuclear repulsion energy56.131074
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/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' 3200 3034 10.61      
2 A' 3104 2943 26.27      
3 A' 2747 2605 11.63      
4 A' 1509 1431 6.39      
5 A' 1418 1345 10.00      
6 A' 1123 1064 14.39      
7 A' 816 774 1.81      
8 A' 735 697 1.44      
9 A" 3199 3032 12.93      
10 A" 1486 1409 3.44      
11 A" 1002 950 4.22      
12 A" 251 238 16.39      

Unscaled Zero Point Vibrational Energy (zpe) 10295.4 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 9760.1 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/TZVP
ABC
3.44994 0.42660 0.40914

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.159 0.000
S2 -0.048 -0.670 0.000
H3 1.284 -0.819 0.000
H4 -1.091 1.468 0.000
H5 0.433 1.555 0.891
H6 0.433 1.555 -0.891

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82852.38521.08771.08701.0870
S21.82851.34082.37852.44392.4439
H32.38521.34083.29762.67512.6751
H41.08772.37853.29761.76701.7670
H51.08702.44392.67511.76701.7818
H61.08702.44392.67511.76701.7818

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.417 S2 C1 H4 106.516
S2 C1 H5 111.360 S2 C1 H6 111.360
H4 C1 H5 108.688 H4 C1 H6 108.688
H5 C1 H6 110.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability