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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HF/cc-pCVDZ

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-pCVDZ
 hartrees
Energy at 0K-437.726508
Energy at 298.15K-437.730475
HF Energy-437.726508
Nuclear repulsion energy56.269331
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-pCVDZ
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' 3306 3030 10.10      
2 A' 3207 2938 34.88      
3 A' 2852 2613 8.79      
4 A' 1585 1452 6.86      
5 A' 1461 1339 11.70      
6 A' 1186 1087 13.40      
7 A' 849 778 0.89      
8 A' 759 696 4.54      
9 A" 3307 3030 14.45      
10 A" 1573 1441 4.57      
11 A" 1043 956 4.23      
12 A" 266 244 17.52      

Unscaled Zero Point Vibrational Energy (zpe) 10697.3 cm-1
Scaled (by 0.9163) Zero Point Vibrational Energy (zpe) 9801.9 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-pCVDZ
ABC
3.45175 0.42955 0.41202

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.156 0.000
S2 -0.048 -0.665 0.000
H3 1.279 -0.847 0.000
H4 -1.093 1.461 0.000
H5 0.434 1.548 0.893
H6 0.434 1.548 -0.893

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82092.40251.08891.08821.0882
S21.82091.33902.36932.43532.4353
H32.40251.33903.30972.69272.6927
H41.08892.36933.30971.77141.7714
H51.08822.43532.69271.77141.7858
H61.08822.43532.69271.77141.7858

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.820 S2 C1 H4 106.290
S2 C1 H5 111.164 S2 C1 H6 111.164
H4 C1 H5 108.909 H4 C1 H6 108.909
H5 C1 H6 110.278
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.156      
2 S -0.127      
3 H 0.070      
4 H 0.074      
5 H 0.069      
6 H 0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.858 1.419 0.000 1.658
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.173 -1.409 0.000
y -1.409 -20.399 0.000
z 0.000 0.000 -22.477
Traceless
 xyz
x 2.265 -1.409 0.000
y -1.409 0.426 0.000
z 0.000 0.000 -2.691
Polar
3z2-r2-5.381
x2-y21.226
xy-1.409
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.917 -0.305 0.000
y -0.305 5.000 0.000
z 0.000 0.000 2.857


<r2> (average value of r2) Å2
<r2> 40.513
(<r2>)1/2 6.365