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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: BLYP/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 BLYP/cc-pV(T+d)Z
 hartrees
Energy at 0K-438.703681
Energy at 298.15K-438.707484
HF Energy-438.703681
Nuclear repulsion energy55.679204
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 BLYP/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' 3058 3045 9.17      
2 A' 2981 2969 25.76      
3 A' 2593 2582 6.82      
4 A' 1453 1447 6.72      
5 A' 1319 1313 7.43      
6 A' 1066 1061 10.06      
7 A' 776 773 0.40      
8 A' 657 655 1.54      
9 A" 3057 3045 10.54      
10 A" 1441 1435 3.88      
11 A" 944 940 4.83      
12 A" 236 235 11.38      

Unscaled Zero Point Vibrational Energy (zpe) 9790.3 cm-1
Scaled (by 0.9958) Zero Point Vibrational Energy (zpe) 9749.2 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 BLYP/cc-pV(T+d)Z
ABC
3.39940 0.41937 0.40228

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.171 0.000
S2 -0.048 -0.675 0.000
H3 1.294 -0.836 0.000
H4 -1.100 1.471 0.000
H5 0.433 1.566 0.898
H6 0.433 1.566 -0.898

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.84532.41471.09411.09301.0930
S21.84531.35232.38972.46152.4615
H32.41471.35233.32542.70552.7055
H41.09412.38973.32541.77961.7796
H51.09302.46152.70551.77961.7962
H61.09302.46152.70551.77961.7962

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.870 S2 C1 H4 105.931
S2 C1 H5 111.206 S2 C1 H6 111.206
H4 C1 H5 108.921 H4 C1 H6 108.921
H5 C1 H6 110.506
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.270      
2 S -0.128      
3 H 0.067      
4 H 0.108      
5 H 0.111      
6 H 0.111      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.672 1.331 0.000 1.491
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.447 -1.170 0.000
y -1.170 -20.482 0.000
z 0.000 0.000 -22.671
Traceless
 xyz
x 2.129 -1.170 0.000
y -1.170 0.577 0.000
z 0.000 0.000 -2.707
Polar
3z2-r2-5.414
x2-y21.035
xy-1.170
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.611 -0.217 0.000
y -0.217 5.956 0.000
z 0.000 0.000 3.825


<r2> (average value of r2) Å2
<r2> 41.233
(<r2>)1/2 6.421