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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HF/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 HF/cc-pV(T+d)Z
 hartrees
Energy at 0K-437.758933
Energy at 298.15K-437.762890
HF Energy-437.758933
Nuclear repulsion energy56.617348
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-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' 3269 2975 12.72      
2 A' 3188 2902 32.63      
3 A' 2850 2594 4.81      
4 A' 1607 1463 6.64      
5 A' 1484 1351 9.24      
6 A' 1196 1089 12.40      
7 A' 856 779 0.81      
8 A' 764 696 3.30      
9 A" 3272 2979 14.42      
10 A" 1593 1450 4.25      
11 A" 1056 961 3.55      
12 A" 258 235 14.54      

Unscaled Zero Point Vibrational Energy (zpe) 10696.3 cm-1
Scaled (by 0.9103) Zero Point Vibrational Energy (zpe) 9736.8 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-pV(T+d)Z
ABC
3.51438 0.43397 0.41641

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

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 1.266 -0.849 0.000
H4 -1.084 1.455 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
C11.81172.39171.08041.07911.0791
S21.81171.32692.35712.42062.4206
H32.39171.32693.29112.68062.6806
H41.08042.35713.29111.75651.7565
H51.07912.42062.68061.75651.7703
H61.07912.42062.68061.75651.7703

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 98.101 S2 C1 H4 106.420
S2 C1 H5 111.176 S2 C1 H6 111.176
H4 C1 H5 108.860 H4 C1 H6 108.860
H5 C1 H6 110.226
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.234      
2 S -0.168      
3 H 0.077      
4 H 0.106      
5 H 0.109      
6 H 0.109      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.787 1.463 0.000 1.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.265 -1.371 0.000
y -1.371 -20.416 0.000
z 0.000 0.000 -22.625
Traceless
 xyz
x 2.256 -1.371 0.000
y -1.371 0.528 0.000
z 0.000 0.000 -2.784
Polar
3z2-r2-5.568
x2-y21.152
xy-1.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.290 -0.221 0.000
y -0.221 5.520 0.000
z 0.000 0.000 3.611


<r2> (average value of r2) Å2
<r2> 40.259
(<r2>)1/2 6.345