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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B3LYPultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-438.757043
Energy at 298.15K-438.760874
HF Energy-438.757043
Nuclear repulsion energy56.079650
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 B3LYPultrafine/aug-cc-pVTZ
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' 3135 3034 6.32 56.59 0.75 0.86
2 A' 3054 2955 23.57 159.15 0.00 0.01
3 A' 2672 2586 2.89 128.18 0.22 0.36
4 A' 1488 1440 7.52 4.20 0.75 0.86
5 A' 1356 1312 5.83 0.31 0.04 0.09
6 A' 1094 1059 9.95 1.88 0.65 0.78
7 A' 796 770 0.33 6.18 0.21 0.34
8 A' 694 672 1.78 16.30 0.18 0.31
9 A" 3136 3034 5.96 68.13 0.75 0.86
10 A" 1476 1428 4.47 4.05 0.75 0.86
11 A" 973 941 4.18 0.08 0.75 0.86
12 A" 228 220 10.59 0.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10051.5 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 9724.8 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 B3LYPultrafine/aug-cc-pVTZ
ABC
3.44187 0.42587 0.40847

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.162 0.000
S2 -0.048 -0.669 0.000
H3 1.286 -0.838 0.000
H4 -1.093 1.463 0.000
H5 0.432 1.554 0.893
H6 0.432 1.554 -0.893

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.83052.40401.08751.08641.0864
S21.83051.34482.37422.44262.4426
H32.40401.34483.30992.69222.6922
H41.08752.37423.30991.76891.7689
H51.08642.44262.69221.76891.7852
H61.08642.44262.69221.76891.7852

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.233 S2 C1 H4 106.083
S2 C1 H5 111.146 S2 C1 H6 111.146
H4 C1 H5 108.917 H4 C1 H6 108.917
H5 C1 H6 110.489
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.631      
2 S -0.127      
3 H 0.096      
4 H 0.226      
5 H 0.218      
6 H 0.218      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.679 1.402 0.000 1.558
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.434 -1.191 0.000
y -1.191 -20.546 0.000
z 0.000 0.000 -22.793
Traceless
 xyz
x 2.236 -1.191 0.000
y -1.191 0.567 0.000
z 0.000 0.000 -2.803
Polar
3z2-r2-5.607
x2-y21.113
xy-1.191
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.084 -0.168 0.000
y -0.168 6.486 0.000
z 0.000 0.000 5.083


<r2> (average value of r2) Å2
<r2> 40.860
(<r2>)1/2 6.392