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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: LSDA/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVDZ
 hartrees
Energy at 0K-437.438389
Energy at 298.15K-437.442224
HF Energy-437.438389
Nuclear repulsion energy56.110851
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 LSDA/cc-pVDZ
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' 3099 3065 1.83      
2 A' 2987 2954 18.80      
3 A' 2622 2593 4.29      
4 A' 1385 1370 10.76      
5 A' 1264 1250 2.75      
6 A' 1040 1028 14.38      
7 A' 777 769 0.32      
8 A' 714 706 2.31      
9 A" 3090 3056 3.18      
10 A" 1374 1359 7.35      
11 A" 918 908 8.58      
12 A" 256 253 18.95      

Unscaled Zero Point Vibrational Energy (zpe) 9762.7 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 9655.3 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 LSDA/cc-pVDZ
ABC
3.33259 0.43251 0.41412

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.148 0.000
S2 -0.048 -0.664 0.000
H3 1.311 -0.812 0.000
H4 -1.114 1.447 0.000
H5 0.434 1.554 0.909
H6 0.434 1.554 -0.909

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81192.38451.10671.10711.1071
S21.81191.36692.36492.44602.4460
H32.38451.36693.31352.68212.6821
H41.10672.36493.31351.79881.7988
H51.10712.44602.68211.79881.8188
H61.10712.44602.68211.79881.8188

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.193 S2 C1 H4 105.696
S2 C1 H5 111.561 S2 C1 H6 111.561
H4 C1 H5 108.691 H4 C1 H6 108.691
H5 C1 H6 110.454
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.292      
2 S -0.143      
3 H 0.107      
4 H 0.114      
5 H 0.107      
6 H 0.107      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.836 1.305 0.000 1.550
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.900 -1.336 0.000
y -1.336 -20.110 0.000
z 0.000 0.000 -22.220
Traceless
 xyz
x 2.265 -1.336 0.000
y -1.336 0.450 0.000
z 0.000 0.000 -2.715
Polar
3z2-r2-5.431
x2-y21.210
xy-1.336
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.145 -0.278 0.000
y -0.278 5.110 0.000
z 0.000 0.000 2.983


<r2> (average value of r2) Å2
<r2> 40.360
(<r2>)1/2 6.353