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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B3LYPultrafine/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-438.708416
Energy at 298.15K-438.712264
HF Energy-438.708416
Nuclear repulsion energy55.871844
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/6-31+G**
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' 3157 3039 7.61 67.34 0.75 0.86
2 A' 3064 2950 28.49 121.88 0.00 0.00
3 A' 2679 2579 14.52 144.53 0.33 0.50
4 A' 1492 1437 9.40 11.87 0.75 0.86
5 A' 1375 1324 9.07 1.40 0.75 0.86
6 A' 1103 1062 21.12 11.08 0.73 0.85
7 A' 801 771 1.33 8.58 0.42 0.59
8 A' 698 672 2.14 18.78 0.25 0.39
9 A" 3152 3035 8.40 77.89 0.75 0.86
10 A" 1481 1426 6.14 11.22 0.75 0.86
11 A" 979 943 6.00 2.81 0.75 0.86
12 A" 242 233 18.83 0.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10112.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 9734.8 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/6-31+G**
ABC
3.41987 0.42265 0.40541

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.165 0.000
S2 -0.048 -0.672 0.000
H3 1.290 -0.836 0.000
H4 -1.097 1.469 0.000
H5 0.432 1.563 0.896
H6 0.432 1.563 -0.896

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.83682.40751.09191.09151.0915
S21.83681.34852.38412.45542.4554
H32.40751.34853.31872.70132.7013
H41.09192.38413.31871.77431.7743
H51.09152.45542.70131.77431.7912
H61.09152.45542.70131.77431.7912

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.004 S2 C1 H4 106.184
S2 C1 H5 111.408 S2 C1 H6 111.408
H4 C1 H5 108.708 H4 C1 H6 108.708
H5 C1 H6 110.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.555      
2 S -0.051      
3 H 0.063      
4 H 0.182      
5 H 0.181      
6 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.913 1.507 0.000 1.762
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.393 -1.433 0.000
y -1.433 -20.675 0.000
z 0.000 0.000 -22.970
Traceless
 xyz
x 2.429 -1.433 0.000
y -1.433 0.507 0.000
z 0.000 0.000 -2.936
Polar
3z2-r2-5.872
x2-y21.282
xy-1.433
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.131 -0.207 0.000
y -0.207 5.434 0.000
z 0.000 0.000 4.191


<r2> (average value of r2) Å2
<r2> 41.131
(<r2>)1/2 6.413