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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: HSEh1PBE/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-438.556500
Energy at 298.15K-438.560358
HF Energy-438.556500
Nuclear repulsion energy56.535717
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 HSEh1PBE/6-311+G(3df,2p)
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' 3156 3156 5.21 54.76 0.75 0.86
2 A' 3066 3066 21.66 142.64 0.00 0.01
3 A' 2715 2715 1.29 119.17 0.24 0.39
4 A' 1483 1483 8.54 4.65 0.75 0.86
5 A' 1355 1355 3.43 0.16 0.13 0.23
6 A' 1099 1099 11.46 2.28 0.73 0.84
7 A' 805 805 0.28 7.89 0.20 0.34
8 A' 728 728 1.49 11.26 0.18 0.30
9 A" 3156 3156 4.97 66.83 0.75 0.86
10 A" 1471 1471 5.23 4.53 0.75 0.86
11 A" 973 973 5.06 0.19 0.75 0.86
12 A" 236 236 12.01 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10120.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10120.6 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 HSEh1PBE/6-311+G(3df,2p)
ABC
3.45137 0.43537 0.41738

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.146 0.000
S2 -0.048 -0.661 0.000
H3 1.282 -0.831 0.000
H4 -1.093 1.449 0.000
H5 0.429 1.544 0.893
H6 0.429 1.544 -0.893

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.80722.38301.08881.08771.0877
S21.80721.34092.35482.42672.4267
H32.38301.34093.29292.67772.6777
H41.08882.35483.29291.76741.7674
H51.08772.42672.67771.76741.7862
H61.08772.42672.67771.76741.7862

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.288 S2 C1 H4 106.136
S2 C1 H5 111.479 S2 C1 H6 111.479
H4 C1 H5 108.593 H4 C1 H6 108.593
H5 C1 H6 110.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.330      
2 S -0.268      
3 H 0.141      
4 H 0.150      
5 H 0.153      
6 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.709 1.409 0.000 1.577
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.198 -1.251 0.000
y -1.251 -20.341 0.000
z 0.000 0.000 -22.672
Traceless
 xyz
x 2.309 -1.251 0.000
y -1.251 0.594 0.000
z 0.000 0.000 -2.902
Polar
3z2-r2-5.804
x2-y21.143
xy-1.251
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.767 -0.168 0.000
y -0.168 6.115 0.000
z 0.000 0.000 4.804


<r2> (average value of r2) Å2
<r2> 40.239
(<r2>)1/2 6.343