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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: wB97X-D/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/3-21G
 hartrees
Energy at 0K-436.483039
Energy at 298.15K-436.486888
HF Energy-436.483039
Nuclear repulsion energy54.833729
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 wB97X-D/3-21G
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' 3224 3224 1.93 58.05 0.75 0.86
2 A' 3120 3120 13.35 96.99 0.01 0.02
3 A' 2481 2481 30.91 139.46 0.38 0.55
4 A' 1548 1548 14.23 19.63 0.75 0.86
5 A' 1415 1415 1.92 0.84 0.67 0.81
6 A' 1112 1112 24.94 24.32 0.73 0.84
7 A' 804 804 3.06 12.76 0.71 0.83
8 A' 670 670 5.26 22.78 0.31 0.48
9 A" 3223 3223 5.08 59.79 0.75 0.86
10 A" 1547 1547 14.01 23.10 0.75 0.86
11 A" 998 998 8.89 10.86 0.75 0.86
12 A" 242 242 28.13 14.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10191.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10191.8 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 wB97X-D/3-21G
ABC
3.35835 0.40287 0.38661

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.050 1.203 0.000
S2 -0.050 -0.689 0.000
H3 1.311 -0.843 0.000
H4 -1.099 1.495 0.000
H5 0.440 1.574 0.899
H6 0.440 1.574 -0.899

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.89122.45641.08931.08901.0890
S21.89121.36892.42272.48332.4833
H32.45641.36893.35742.72182.7218
H41.08932.42273.35741.78381.7838
H51.08902.48332.72181.78381.7987
H61.08902.48332.72181.78381.7987

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.474 S2 C1 H4 105.578
S2 C1 H5 109.936 S2 C1 H6 109.936
H4 C1 H5 109.943 H4 C1 H6 109.943
H5 C1 H6 111.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.860      
2 S 0.008      
3 H 0.086      
4 H 0.263      
5 H 0.252      
6 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.171 1.704 0.000 2.068
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.375 -1.669 0.000
y -1.669 -20.621 0.000
z 0.000 0.000 -22.570
Traceless
 xyz
x 2.220 -1.669 0.000
y -1.669 0.352 0.000
z 0.000 0.000 -2.572
Polar
3z2-r2-5.145
x2-y21.246
xy-1.669
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.778 -0.307 0.000
y -0.307 4.720 0.000
z 0.000 0.000 2.387


<r2> (average value of r2) Å2
<r2> 42.173
(<r2>)1/2 6.494