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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B2PLYP/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 B2PLYP/cc-pV(T+d)Z
 hartrees
Energy at 0K-438.565496
Energy at 298.15K-438.569365
HF Energy-438.446108
Nuclear repulsion energy56.356118
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 B2PLYP/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' 3162 3162 7.05      
2 A' 3075 3075 23.47      
3 A' 2721 2721 3.34      
4 A' 1503 1503 6.97      
5 A' 1370 1370 6.24      
6 A' 1107 1107 11.10      
7 A' 806 806 0.43      
8 A' 716 716 1.58      
9 A" 3164 3164 8.02      
10 A" 1490 1490 4.36      
11 A" 982 982 4.56      
12 A" 243 243 12.91      

Unscaled Zero Point Vibrational Energy (zpe) 10169.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10169.5 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 B2PLYP/cc-pV(T+d)Z
ABC
3.46233 0.43077 0.41316

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.154 0.000
S2 -0.048 -0.665 0.000
H3 1.280 -0.829 0.000
H4 -1.091 1.456 0.000
H5 0.430 1.548 0.891
H6 0.430 1.548 -0.891

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81892.38571.08661.08541.0854
S21.81891.33732.36432.43352.4335
H32.38571.33733.29282.67692.6769
H41.08662.36433.29281.76561.7656
H51.08542.43352.67691.76561.7821
H61.08542.43352.67691.76561.7821

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.022 S2 C1 H4 106.168
S2 C1 H5 111.320 S2 C1 H6 111.320
H4 C1 H5 108.761 H4 C1 H6 108.761
H5 C1 H6 110.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.300      
2 S -0.146      
3 H 0.080      
4 H 0.120      
5 H 0.123      
6 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.721 1.356 0.000 1.536
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.294 -1.234 0.000
y -1.234 -20.417 0.000
z 0.000 0.000 -22.572
Traceless
 xyz
x 2.200 -1.234 0.000
y -1.234 0.516 0.000
z 0.000 0.000 -2.716
Polar
3z2-r2-5.433
x2-y21.123
xy-1.234
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.429 -0.208 0.000
y -0.208 5.688 0.000
z 0.000 0.000 3.704


<r2> (average value of r2) Å2
<r2> 40.472
(<r2>)1/2 6.362