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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: LSDA/cc-pCVTZ

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-pCVTZ
 hartrees
Energy at 0K-437.488623
Energy at 298.15K-437.492458
HF Energy-437.488623
Nuclear repulsion energy56.600597
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-pCVTZ
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' 3078 3078 2.52      
2 A' 2984 2984 17.08      
3 A' 2628 2628 1.10      
4 A' 1408 1408 10.25      
5 A' 1285 1285 1.22      
6 A' 1053 1053 12.15      
7 A' 783 783 0.45      
8 A' 719 719 1.21      
9 A" 3076 3076 2.50      
10 A" 1396 1396 6.90      
11 A" 931 931 6.82      
12 A" 241 241 15.04      

Unscaled Zero Point Vibrational Energy (zpe) 9790.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9790.7 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-pCVTZ
ABC
3.40178 0.43955 0.42098

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.137 0.000
S2 -0.048 -0.658 0.000
H3 1.295 -0.823 0.000
H4 -1.102 1.441 0.000
H5 0.427 1.546 0.900
H6 0.427 1.546 -0.900

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.79532.37541.09741.09641.0964
S21.79531.35262.34942.42812.4281
H32.37541.35263.29712.67892.6789
H41.09742.34943.29711.77691.7769
H51.09642.42812.67891.77691.7995
H61.09642.42812.67891.77691.7995

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.976 S2 C1 H4 106.095
S2 C1 H5 111.931 S2 C1 H6 111.931
H4 C1 H5 108.183 H4 C1 H6 108.183
H5 C1 H6 110.293
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.332      
2 S -0.190      
3 H 0.123      
4 H 0.131      
5 H 0.134      
6 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.740 1.373 0.000 1.560
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.202 -1.265 0.000
y -1.265 -20.347 0.000
z 0.000 0.000 -22.536
Traceless
 xyz
x 2.239 -1.265 0.000
y -1.265 0.522 0.000
z 0.000 0.000 -2.761
Polar
3z2-r2-5.523
x2-y21.145
xy-1.265
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.609 -0.215 0.000
y -0.215 5.819 0.000
z 0.000 0.000 3.872


<r2> (average value of r2) Å2
<r2> 40.078
(<r2>)1/2 6.331