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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: PBEPBEultrafine/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/cc-pV(T+d)Z
 hartrees
Energy at 0K-438.500067
Energy at 298.15K-438.503881
HF Energy-438.500067
Nuclear repulsion energy56.063191
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 PBEPBEultrafine/cc-pV(T+d)Z
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' 3072 3072 6.57      
2 A' 2986 2986 23.45      
3 A' 2618 2618 3.86      
4 A' 1435 1435 7.82      
5 A' 1304 1304 4.58      
6 A' 1060 1060 10.67      
7 A' 777 777 0.38      
8 A' 691 691 1.35      
9 A" 3070 3070 7.88      
10 A" 1423 1423 4.66      
11 A" 939 939 5.51      
12 A" 235 235 12.84      

Unscaled Zero Point Vibrational Energy (zpe) 9805.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9805.0 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 PBEPBEultrafine/cc-pV(T+d)Z
ABC
3.39491 0.42796 0.41025

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.156 0.000
S2 -0.048 -0.668 0.000
H3 1.295 -0.828 0.000
H4 -1.102 1.458 0.000
H5 0.431 1.558 0.900
H6 0.431 1.558 -0.900

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82362.39601.09661.09561.0956
S21.82361.35232.37242.44752.4475
H32.39601.35233.31242.69242.6924
H41.09662.37243.31241.78051.7805
H51.09562.44752.69241.78051.7999
H61.09562.44752.69241.78051.7999

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.832 S2 C1 H4 105.967
S2 C1 H5 111.498 S2 C1 H6 111.498
H4 C1 H5 108.624 H4 C1 H6 108.624
H5 C1 H6 110.452
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.277      
2 S -0.149      
3 H 0.080      
4 H 0.114      
5 H 0.116      
6 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.701 1.354 0.000 1.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.229 -1.206 0.000
y -1.206 -20.314 0.000
z 0.000 0.000 -22.510
Traceless
 xyz
x 2.184 -1.206 0.000
y -1.206 0.555 0.000
z 0.000 0.000 -2.739
Polar
3z2-r2-5.477
x2-y21.086
xy-1.206
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.586 -0.211 0.000
y -0.211 5.878 0.000
z 0.000 0.000 3.830


<r2> (average value of r2) Å2
<r2> 40.665
(<r2>)1/2 6.377