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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HF/cc-pCVTZ

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/cc-pCVTZ
 hartrees
Energy at 0K-437.758840
Energy at 298.15K-437.762801
HF Energy-437.758840
Nuclear repulsion energy56.612046
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/cc-pCVTZ
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' 3269 2985 12.68      
2 A' 3188 2911 32.59      
3 A' 2850 2603 4.89      
4 A' 1607 1467 6.64      
5 A' 1484 1355 9.26      
6 A' 1196 1092 12.42      
7 A' 856 781 0.82      
8 A' 764 698 3.30      
9 A" 3272 2988 14.25      
10 A" 1593 1454 4.26      
11 A" 1056 964 3.45      
12 A" 258 236 14.46      

Unscaled Zero Point Vibrational Energy (zpe) 10696.2 cm-1
Scaled (by 0.9131) Zero Point Vibrational Energy (zpe) 9766.7 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/cc-pCVTZ
ABC
3.51369 0.43390 0.41633

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pCVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 1.150 0.000
S2 -0.047 -0.662 0.000
H3 1.267 -0.849 0.000
H4 -1.084 1.456 0.000
H5 0.431 1.540 0.885
H6 0.431 1.540 -0.885

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81192.39241.08041.07911.0791
S21.81191.32732.35732.42072.4207
H32.39241.32733.29172.68112.6811
H41.08042.35733.29171.75651.7565
H51.07912.42072.68111.75651.7703
H61.07912.42072.68111.75651.7703

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 98.114 S2 C1 H4 106.420
S2 C1 H5 111.173 S2 C1 H6 111.173
H4 C1 H5 108.863 H4 C1 H6 108.863
H5 C1 H6 110.226
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.241      
2 S -0.162      
3 H 0.078      
4 H 0.106      
5 H 0.110      
6 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.788 1.463 0.000 1.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.268 -1.371 0.000
y -1.371 -20.418 0.000
z 0.000 0.000 -22.627
Traceless
 xyz
x 2.254 -1.371 0.000
y -1.371 0.530 0.000
z 0.000 0.000 -2.784
Polar
3z2-r2-5.568
x2-y21.150
xy-1.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.298 -0.221 0.000
y -0.221 5.524 0.000
z 0.000 0.000 3.660


<r2> (average value of r2) Å2
<r2> 40.265
(<r2>)1/2 6.345