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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-438.505368
Energy at 298.15K-438.509254
HF Energy-438.505368
Nuclear repulsion energy56.236752
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' 3193 3037 5.95 65.83 0.75 0.86
2 A' 3094 2943 24.23 114.05 0.00 0.01
3 A' 2726 2592 20.00 137.70 0.39 0.56
4 A' 1515 1441 10.35 17.91 0.75 0.86
5 A' 1399 1330 6.32 5.15 0.48 0.65
6 A' 1123 1068 23.47 17.51 0.71 0.83
7 A' 815 775 0.95 10.05 0.53 0.69
8 A' 734 698 2.45 10.65 0.28 0.44
9 A" 3189 3032 8.59 72.85 0.75 0.86
10 A" 1505 1431 7.01 19.85 0.75 0.86
11 A" 998 949 7.84 7.76 0.75 0.86
12 A" 255 242 20.52 4.60 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10272.2 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 9768.9 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
3.42722 0.43027 0.41250

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 -0.048 1.152 0.000
S2 -0.048 -0.666 0.000
H3 1.289 -0.829 0.000
H4 -1.096 1.459 0.000
H5 0.430 1.555 0.895
H6 0.430 1.555 -0.895

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81792.38951.09241.09221.0922
S21.81791.34652.36962.44212.4421
H32.38951.34653.30492.68732.6873
H41.09242.36963.30491.77231.7723
H51.09222.44212.68731.77231.7904
H61.09222.44212.68731.77231.7904

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.943 S2 C1 H4 106.337
S2 C1 H5 111.675 S2 C1 H6 111.675
H4 C1 H5 108.440 H4 C1 H6 108.440
H5 C1 H6 110.102
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 -0.664      
2 S -0.083      
3 H 0.111      
4 H 0.215      
5 H 0.210      
6 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.936 1.507 0.000 1.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.998 -1.464 0.000
y -1.464 -20.137 0.000
z 0.000 0.000 -22.455
Traceless
 xyz
x 2.298 -1.464 0.000
y -1.464 0.589 0.000
z 0.000 0.000 -2.888
Polar
3z2-r2-5.775
x2-y21.139
xy-1.464
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.823 -0.233 0.000
y -0.233 4.726 0.000
z 0.000 0.000 3.094


<r2> (average value of r2) Å2
<r2> 40.420
(<r2>)1/2 6.358