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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: PBEPBE/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 PBEPBE/cc-pV(T+d)Z
 hartrees
Energy at 0K-438.500068
Energy at 298.15K-438.503901
HF Energy-438.500068
Nuclear repulsion energy56.062051
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 PBEPBE/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' 3073 3050 6.53      
2 A' 2986 2964 23.48      
3 A' 2625 2605 3.86      
4 A' 1434 1424 7.80      
5 A' 1304 1294 4.58      
6 A' 1060 1052 10.67      
7 A' 777 771 0.39      
8 A' 692 686 1.35      
9 A" 3071 3048 7.87      
10 A" 1423 1412 4.66      
11 A" 939 932 5.51      
12 A" 249 247 12.85      

Unscaled Zero Point Vibrational Energy (zpe) 9815.7 cm-1
Scaled (by 0.9926) Zero Point Vibrational Energy (zpe) 9743.1 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 PBEPBE/cc-pV(T+d)Z
ABC
3.39476 0.42795 0.41023

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/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 -0.829 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
C11.82372.39661.09661.09561.0956
S21.82371.35242.37242.44752.4475
H32.39661.35243.31292.69302.6930
H41.09662.37243.31291.78061.7806
H51.09562.44752.69301.78061.7999
H61.09562.44752.69301.78061.7999

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.860 S2 C1 H4 105.963
S2 C1 H5 111.496 S2 C1 H6 111.496
H4 C1 H5 108.627 H4 C1 H6 108.627
H5 C1 H6 110.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/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 -1.207 0.000
y -1.207 -20.314 0.000
z 0.000 0.000 -22.510
Traceless
 xyz
x 2.183 -1.207 0.000
y -1.207 0.556 0.000
z 0.000 0.000 -2.739
Polar
3z2-r2-5.477
x2-y21.085
xy-1.207
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> 40.666
(<r2>)1/2 6.377