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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B3LYP/daug-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 B3LYP/daug-cc-pVDZ
 hartrees
Energy at 0K-438.727018
Energy at 298.15K-438.730837
HF Energy-438.727018
Nuclear repulsion energy55.727701
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/daug-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' 3145 3145 7.23 58.73 0.75 0.86
2 A' 3052 3052 25.39 161.82 0.00 0.01
3 A' 2658 2658 3.69 133.35 0.21 0.35
4 A' 1449 1449 7.15 4.66 0.75 0.86
5 A' 1322 1322 6.43 0.39 0.04 0.08
6 A' 1078 1078 9.25 2.02 0.63 0.77
7 A' 786 786 0.31 7.02 0.20 0.33
8 A' 692 692 2.37 16.72 0.18 0.31
9 A" 3147 3147 7.07 70.04 0.75 0.86
10 A" 1440 1440 4.19 4.41 0.75 0.86
11 A" 955 955 4.15 0.13 0.75 0.86
12 A" 228 228 10.83 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9975.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9975.1 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/daug-cc-pVDZ
ABC
3.38406 0.42121 0.40391

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.168 0.000
S2 -0.048 -0.673 0.000
H3 1.298 -0.838 0.000
H4 -1.102 1.471 0.000
H5 0.435 1.562 0.900
H6 0.435 1.562 -0.900

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.84052.41601.09611.09511.0951
S21.84051.35622.38842.45732.4573
H32.41601.35623.33012.70522.7052
H41.09612.38843.33011.78311.7831
H51.09512.45732.70521.78311.8007
H61.09512.45732.70521.78311.8007

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 106.045
S2 C1 H5 111.101 S2 C1 H6 111.101
H4 C1 H5 108.926 H4 C1 H6 108.926
H5 C1 H6 110.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.935      
2 S 0.113      
3 H -0.006      
4 H -0.298      
5 H -0.372      
6 H -0.372      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.696 1.412 0.000 1.574
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.467 -1.213 0.000
y -1.213 -20.599 0.000
z 0.000 0.000 -22.915
Traceless
 xyz
x 2.290 -1.213 0.000
y -1.213 0.592 0.000
z 0.000 0.000 -2.882
Polar
3z2-r2-5.764
x2-y21.132
xy-1.213
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.192 -0.178 0.000
y -0.178 6.577 0.000
z 0.000 0.000 5.173


<r2> (average value of r2) Å2
<r2> 41.231
(<r2>)1/2 6.421