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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-437.740240
Energy at 298.15K-437.744205
HF Energy-437.740240
Nuclear repulsion energy56.441758
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 HF/6-311G**
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' 3284 2984 13.48 71.72 0.75 0.86
2 A' 3198 2905 37.24 124.89 0.00 0.01
3 A' 2861 2599 7.75 162.87 0.38 0.55
4 A' 1606 1459 7.24 12.12 0.74 0.85
5 A' 1493 1356 14.87 0.37 0.43 0.60
6 A' 1201 1091 22.52 10.09 0.70 0.82
7 A' 861 782 1.72 5.40 0.57 0.72
8 A' 764 694 4.83 25.81 0.28 0.44
9 A" 3286 2985 16.88 76.24 0.75 0.86
10 A" 1594 1448 4.56 11.17 0.75 0.86
11 A" 1065 968 8.43 3.10 0.75 0.86
12 A" 263 239 17.90 7.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10737.4 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 9755.0 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 HF/6-311G**
ABC
3.49651 0.43101 0.41357

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.154 0.000
S2 -0.048 -0.664 0.000
H3 1.271 -0.848 0.000
H4 -1.085 1.460 0.000
H5 0.432 1.544 0.887
H6 0.432 1.544 -0.887

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81862.39721.08171.08091.0809
S21.81861.33122.36392.42722.4272
H32.39721.33123.29782.68492.6849
H41.08172.36393.29781.75951.7595
H51.08092.42722.68491.75951.7741
H61.08092.42722.68491.75951.7741

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.920 S2 C1 H4 106.392
S2 C1 H5 111.106 S2 C1 H6 111.106
H4 C1 H5 108.903 H4 C1 H6 108.903
H5 C1 H6 110.308
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.386      
2 S -0.042      
3 H 0.045      
4 H 0.127      
5 H 0.128      
6 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.935 1.554 0.000 1.814
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.491 -1.527 0.000
y -1.527 -20.715 0.000
z 0.000 0.000 -23.078
Traceless
 xyz
x 2.405 -1.527 0.000
y -1.527 0.570 0.000
z 0.000 0.000 -2.975
Polar
3z2-r2-5.949
x2-y21.224
xy-1.527
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.958 -0.239 0.000
y -0.239 5.083 0.000
z 0.000 0.000 3.028


<r2> (average value of r2) Å2
<r2> 40.635
(<r2>)1/2 6.375