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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B2PLYP/cc-pCVDZ

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-pCVDZ
 hartrees
Energy at 0K-438.507393
Energy at 298.15K-438.511282
HF Energy-438.412024
Nuclear repulsion energy55.930046
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-pCVDZ
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' 3181 3181 6.48      
2 A' 3078 3078 25.67      
3 A' 2715 2715 8.05      
4 A' 1478 1478 6.90      
5 A' 1351 1351 9.27      
6 A' 1098 1098 12.49      
7 A' 800 800 0.48      
8 A' 716 716 2.33      
9 A" 3178 3178 9.88      
10 A" 1467 1467 4.31      
11 A" 971 971 5.21      
12 A" 256 256 15.73      

Unscaled Zero Point Vibrational Energy (zpe) 10144.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10144.6 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-pCVDZ
ABC
3.38609 0.42552 0.40794

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pCVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.159 0.000
S2 -0.048 -0.670 0.000
H3 1.294 -0.828 0.000
H4 -1.104 1.465 0.000
H5 0.434 1.561 0.901
H6 0.434 1.561 -0.901

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82912.39871.09851.09801.0980
S21.82911.35192.38092.45362.4536
H32.39871.35193.31772.69432.6943
H41.09852.38093.31771.78501.7850
H51.09802.45362.69431.78501.8018
H61.09802.45362.69431.78501.8018

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.739 S2 C1 H4 106.123
S2 C1 H5 111.444 S2 C1 H6 111.444
H4 C1 H5 108.705 H4 C1 H6 108.705
H5 C1 H6 110.265
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.156      
2 S -0.115      
3 H 0.071      
4 H 0.070      
5 H 0.065      
6 H 0.065      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.797 1.285 0.000 1.512
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.105 -1.282 0.000
y -1.282 -20.294 0.000
z 0.000 0.000 -22.336
Traceless
 xyz
x 2.210 -1.282 0.000
y -1.282 0.427 0.000
z 0.000 0.000 -2.637
Polar
3z2-r2-5.273
x2-y21.188
xy-1.282
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.014 -0.273 0.000
y -0.273 5.055 0.000
z 0.000 0.000 2.914


<r2> (average value of r2) Å2
<r2> 40.743
(<r2>)1/2 6.383