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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HF/aug-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/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-437.760048
Energy at 298.15K-437.764111
HF Energy-437.760048
Nuclear repulsion energy56.618468
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/aug-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 3269 11.30      
2 A' 3189 3189 31.40      
3 A' 2851 2851 2.86      
4 A' 1607 1607 7.09      
5 A' 1484 1484 8.50      
6 A' 1195 1195 12.14      
7 A' 855 855 0.71      
8 A' 763 763 3.31      
9 A" 3273 3273 10.80      
10 A" 1592 1592 4.63      
11 A" 1056 1056 3.07      
12 A" 256 256 12.68      

Unscaled Zero Point Vibrational Energy (zpe) 10695.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10695.7 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/aug-cc-pV(T+d)Z
ABC
3.51480 0.43396 0.41641

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-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 -0.850 0.000
H4 -1.084 1.456 0.000
H5 0.431 1.539 0.885
H6 0.431 1.539 -0.885

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81182.39311.08031.07891.0789
S21.81181.32682.35712.41992.4199
H32.39311.32683.29202.68142.6814
H41.08032.35713.29201.75671.7567
H51.07892.41992.68141.75671.7704
H61.07892.41992.68141.75671.7704

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 98.182 S2 C1 H4 106.418
S2 C1 H5 111.129 S2 C1 H6 111.129
H4 C1 H5 108.893 H4 C1 H6 108.893
H5 C1 H6 110.258
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.765      
2 S -0.258      
3 H 0.141      
4 H 0.311      
5 H 0.286      
6 H 0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.765 1.493 0.000 1.678
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.335 -1.345 0.000
y -1.345 -20.508 0.000
z 0.000 0.000 -22.797
Traceless
 xyz
x 2.318 -1.345 0.000
y -1.345 0.558 0.000
z 0.000 0.000 -2.876
Polar
3z2-r2-5.751
x2-y21.174
xy-1.345
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.779 -0.166 0.000
y -0.166 6.077 0.000
z 0.000 0.000 4.749


<r2> (average value of r2) Å2
<r2> 40.327
(<r2>)1/2 6.350