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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: TPSSh/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-438.757847
Energy at 298.15K-438.761700
HF Energy-438.757847
Nuclear repulsion energy56.147888
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 TPSSh/aug-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' 3136 3027 7.34 57.28 0.75 0.86
2 A' 3049 2943 24.86 162.08 0.00 0.01
3 A' 2687 2594 3.15 126.79 0.22 0.36
4 A' 1497 1445 6.96 4.38 0.75 0.86
5 A' 1357 1309 7.42 0.22 0.05 0.09
6 A' 1096 1058 9.63 1.95 0.65 0.79
7 A' 791 763 0.30 6.94 0.20 0.33
8 A' 700 676 2.25 14.48 0.18 0.30
9 A" 3135 3026 7.45 69.54 0.75 0.86
10 A" 1485 1434 3.93 4.25 0.75 0.86
11 A" 971 937 3.64 0.10 0.75 0.86
12 A" 242 234 11.05 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10073.4 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 9722.8 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 TPSSh/aug-cc-pVTZ
ABC
3.43082 0.42769 0.41015

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.159 0.000
S2 -0.048 -0.668 0.000
H3 1.286 -0.832 0.000
H4 -1.095 1.458 0.000
H5 0.433 1.550 0.895
H6 0.433 1.550 -0.895

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82672.39701.08911.08811.0881
S21.82671.34442.36942.43872.4387
H32.39701.34443.30392.68372.6837
H41.08912.36943.30391.77301.7730
H51.08812.43872.68371.77301.7897
H61.08812.43872.68371.77301.7897

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.034 S2 C1 H4 105.913
S2 C1 H5 111.023 S2 C1 H6 111.023
H4 C1 H5 109.047 H4 C1 H6 109.047
H5 C1 H6 110.644
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.330      
2 S -0.196      
3 H 0.084      
4 H 0.153      
5 H 0.144      
6 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.692 1.428 0.000 1.587
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.035 -0.169 0.000
y -0.169 6.436 0.000
z 0.000 0.000 5.027


<r2> (average value of r2) Å2
<r2> 40.630
(<r2>)1/2 6.374