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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-438.759050
Energy at 298.15K-438.763022
HF Energy-438.759050
Nuclear repulsion energy56.193850
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 B3LYP/aug-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' 3133 3133 6.47      
2 A' 3053 3053 23.53      
3 A' 2679 2679 2.54      
4 A' 1488 1488 7.65      
5 A' 1358 1358 5.48      
6 A' 1098 1098 10.32      
7 A' 799 799 0.27      
8 A' 697 697 1.53      
9 A" 3134 3134 5.98      
10 A" 1476 1476 4.49      
11 A" 973 973 4.34      
12 A" 237 237 10.42      

Unscaled Zero Point Vibrational Energy (zpe) 10061.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10061.8 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 B3LYP/aug-cc-pV(T+d)Z
ABC
3.44905 0.42801 0.41052

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.158 0.000
S2 -0.048 -0.667 0.000
H3 1.283 -0.837 0.000
H4 -1.093 1.460 0.000
H5 0.431 1.552 0.892
H6 0.431 1.552 -0.892

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82512.39861.08781.08661.0866
S21.82511.34202.37012.43932.4393
H32.39861.34203.30522.68922.6892
H41.08782.37013.30521.76821.7682
H51.08662.43932.68921.76821.7847
H61.08662.43932.68921.76821.7847

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.287 S2 C1 H4 106.127
S2 C1 H5 111.264 S2 C1 H6 111.264
H4 C1 H5 108.813 H4 C1 H6 108.813
H5 C1 H6 110.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.594      
2 S -0.146      
3 H 0.089      
4 H 0.224      
5 H 0.214      
6 H 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.666 1.392 0.000 1.543
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.431 -1.184 0.000
y -1.184 -20.530 0.000
z 0.000 0.000 -22.789
Traceless
 xyz
x 2.229 -1.184 0.000
y -1.184 0.579 0.000
z 0.000 0.000 -2.808
Polar
3z2-r2-5.617
x2-y21.100
xy-1.184
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.076 -0.164 0.000
y -0.164 6.477 0.000
z 0.000 0.000 5.091


<r2> (average value of r2) Å2
<r2> 40.736
(<r2>)1/2 6.382