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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HSEh1PBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-31G
 hartrees
Energy at 0K-438.466755
Energy at 298.15K-438.470580
HF Energy-438.466755
Nuclear repulsion energy55.005041
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 HSEh1PBE/6-31G
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' 3230 3090 4.85 63.94 0.75 0.86
2 A' 3111 2976 20.67 116.37 0.01 0.01
3 A' 2540 2430 49.41 164.55 0.39 0.56
4 A' 1527 1461 13.20 19.20 0.75 0.86
5 A' 1409 1348 3.82 2.23 0.54 0.70
6 A' 1106 1058 27.06 22.93 0.72 0.83
7 A' 796 761 2.95 13.21 0.67 0.80
8 A' 686 656 3.76 20.78 0.30 0.46
9 A" 3224 3084 9.09 67.59 0.75 0.86
10 A" 1523 1457 12.54 22.44 0.75 0.86
11 A" 1006 962 9.44 11.69 0.75 0.86
12 A" 225 216 27.72 9.76 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10191.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 9749.2 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 HSEh1PBE/6-31G
ABC
3.36118 0.40701 0.39033

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.049 1.193 0.000
S2 -0.049 -0.684 0.000
H3 1.316 -0.853 0.000
H4 -1.098 1.489 0.000
H5 0.435 1.577 0.897
H6 0.435 1.577 -0.897

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.87792.46021.08971.08971.0897
S21.87791.37582.41312.48122.4812
H32.46021.37583.36362.73642.7364
H41.08972.41313.36361.77911.7791
H51.08972.48122.73641.77911.7943
H61.08972.48122.73641.77911.7943

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.042 S2 C1 H4 105.724
S2 C1 H5 110.633 S2 C1 H6 110.633
H4 C1 H5 109.440 H4 C1 H6 109.440
H5 C1 H6 110.834
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.711      
2 S 0.011      
3 H 0.066      
4 H 0.218      
5 H 0.208      
6 H 0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.166 1.732 0.000 2.088
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.308 -1.690 0.000
y -1.690 -20.475 0.000
z 0.000 0.000 -22.607
Traceless
 xyz
x 2.233 -1.690 0.000
y -1.690 0.482 0.000
z 0.000 0.000 -2.715
Polar
3z2-r2-5.431
x2-y21.167
xy-1.690
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.902 -0.294 0.000
y -0.294 4.852 0.000
z 0.000 0.000 2.773


<r2> (average value of r2) Å2
<r2> 41.933
(<r2>)1/2 6.476